Evidence reviewed through . Price records retain their own observation dates and conditions.View sourcesMethodology and dataset

Altera G21 frameset package

Adventure gravel · Gravel touring

Est. ¥15,524Build referenceAll price recordsFrameset good-buy reference: below ¥9,500
Tire clearance
53 mm 1× · unknown 2×Owner: 45 mm tires fit with 2× road Di2 · Patrick Lino 8:50Owner: runs 55 mm front and 50 mm rear tires · UK Bike Fit 3:35
Weight
1,170 g · frame
Frame standard
T47 · UDH
Fit range
7 sizes (45–60) · stack 512–640 mm · reach 373–396 mm

Overview

A broad-capability 53 mm 1× package with storage and modern standards, but its 433 mm chainstays, 79 mm BB drop and current size-56 weight make it an adventure-gravel choice rather than a road-like lightweight answer.

Best for: premium versatile builder, bikepacker, gravel racer

Value assessment

Strong around ¥9,500–10,500 with cockpit/post

53C 1× clearance, storage, T47, UDH, and included finishing parts make it unusually versatile.

It is not a low-budget build.

Buying checks

  • International/direct pricing is well above budget frames
  • The 53 mm maximum is explicitly 1×; the 2× tire maximum is unknown
  • Older and current official weight bases conflict and are preserved separately

Specifications

Product type
Frameset
Handlebar
drop-bar
Bottom bracket
T47
Frame weight
1,170 g
Fork weight
480 g
Seatpost weight
95.2 g
Weight basis
Current manufacturer product page: size-56 Champagne-painted frame; size and paint are part of the claim.
Reviewer-measured weights
1,320 g frame, size 56 (L), as supplied; hardware fitted not stated (oz cycle video, 7:34); 420 g fork, size 56 (L), as supplied; steerer length not stated (oz cycle video, 7:34)
Included package
frame, fork, handlebar, seatpost, thru-axles, headset and seatpost hardware, downtube-storage hardware, UDH hanger
Fit range
7 sizes (45–60) · stack 512–640 mm · reach 373–396 mm
Frame material
high-modulus Toray T800
Frame construction
UD carbon frame made with the manufacturer-described ProMoldCore latex internal molding process and a bonded-aluminum T47 shell molded into the frame; the exact ply schedule is not published
Stiffness evidence
Manufacturer describes targeted bottom-bracket/head-tube stiffness and reports 100,000 cycles at 1,100 N, 50,000 vertical cycles at 1,200 N, and a 22.5 kg impact drop. These are manufacturer design/durability protocols, not numeric deflection results or independent comparative stiffness measurements.
Cable routing
Fully internal
Category evidence
Category: Adventure gravel.
Internal frame storage
Yes
Mounts
top-tube, fender

Price history

ObservedPriceTypeConditions
¥9,524Official global store reference conversionCurrent referenceReference conversion of the official US$1,420 list price for four named stock colors. The checked Artisan Black product page showed sold-out status with notify-me, so this is not a current available checkout price. Shipping, tax, mainland China delivery eligibility and final checkout total may differ.
¥9,542Official global store reference conversionAvailableReference conversion of the current official stock-color Altera price; shipping, tax, mainland China eligibility and checkout total may differ. The separate discounted generic G21 listing was not substituted.

Purchase route Yoeleo's direct storefront lists each of the four named Altera G21 stock-color packages at US$1,420. On 2026-09-25, the checked Artisan Black product page was sold out with a notify-me action; availability of the other colors is unverified. Confirm color and size, mainland China delivery, tax, returns and warranty handling.

Fit and frame evidence

Tire clearance
  • Up to 53 mm with 1× / unknown with 2×.
  • Evidence: official source.
  • Manufacturer 53 mm maximum is for 1× only; the 2× maximum is unknown. Actual installed width must be checked.
  • Front-derailleur, rim and tire choice affect fit.
  • Field check (Patrick Lino video, 8:50): Tires sold as 45 mm measured exactly 45 mm and fitted with a 2× road Di2 crank and no extra bottom-bracket spacers. The owner expects a 53 mm tire would hit the front-derailleur wire, matching Yoeleo's statement that 53 mm is for 1× only; the 2× maximum remains unpublished. Build: Size 56 Altera G21 with 2× Shimano road Di2 (50/34, 11–34), Continental Terra Speed 45 mm on 27 mm-internal Yoeleo wheels; Patrick Lino (published 2025-07-22).
  • Field check (UK Bike Fit video, 3:35): The owner races a 55 mm front and 50 mm rear tire on 28 mm-internal rims, beyond Yoeleo's 53 mm 1× figure at the front; he cites the frame as rated 2.2 in front and 2.1 in rear and thinks slightly wider may fit with some combinations. Actual width depends on tire and rim; he did not measure remaining clearance on camera. Build: Custom-painted Altera G21 with 1× 42T and Schwalbe G-One tires on 28 mm-internal wheels; UK Bike Fit owner build (published 2026-04-08).
Owner: 45 mm tires fit with 2× road Di2 · Patrick Lino 8:50Owner: runs 55 mm front and 50 mm rear tires · UK Bike Fit 3:35
Frame
  • Carbon claim: high-modulus Toray T800.
  • Cable routing: fully internal.
  • Internal frame storage.
  • Mounts: top-tube, fender.

Geometry

manufacturer current exact-product geometry table

Scroll horizontally to see every size. Keyboard: focus the table area and use the arrow keys.

Recorded geometry by size
Dimension45495254565860
Rider height (reference)160–168 cm165–175 cm172–180 cm177–185 cm182–190 cm187–196 cm193–201 cm
Stack (mm)512531549566586611640
Reach (mm)373373379383387390396
Head tube (mm)7998.5107134145171200
Head tube angle (°)6969.57070717171
Seat tube angle (°)75757473.5737373
BB drop (mm)79797979797979
Chainstay (mm)433433433433433433433
Fork offset (mm)47474747474747
Fork length (mm)401.5401.5401.5401.5401.5401.5401.5
Seat tube (mm)450490520540560580610
Horizontal top tube (mm)510515536.4551566577592

Yoeleo Altera G21 Panda Podium Purple frameset · 2026-09-01

Ride and buying context

53C 1× clearance. T47, UDH, storage. Cockpit and flexible post package.

About Yoeleo

Established Chinese direct brand with current UCI-listed products and relatively complete specifications and warranty information.

Visit the official Yoeleo website

Owner and reviewer opinions

Brief paraphrases of substantive exact-model opinions on ride, fit, build, weight, compatibility and support. Open each source for the full context. Reviewed 2026-10-24.

Coverage Only opinions on the current Altera G21 (2025 onward) are kept. Posts about earlier G21 frames, including the 2023 threaded-shell revision, are excluded because the frame changed.

11 independent opinions recorded. A sentiment summary appears at 21; until then each opinion stands on its own. How opinions are counted

  1. PositiveReviewerProduct supplied

    Fit, finish and paint beat many frames costing twice the US$1,400 price. The round seatpost is a big plus for suspension posts and droppers. The integrated bar options feel too wide; the reviewer would prefer a longer stem with a 36–38 cm bar.

    Configuration Race build at 8.78 kg with bottle cages, pedals and power meter.

    This Chinese Frame Feels More Premium Than Most Western Brands Tom Bowers Cycling (YouTube) · 2026-08-20 · Video on this page

  2. PositiveOwnerIndependent

    Handling is confident yet agile on tarmac. A 50 mm front tire that was the absolute limit on the owner's previous frame still has huge clearance here, and the colours match the website photos.

    Configuration Frame for about €1,200, parts moved from a 3T Exploro, Schwalbe RX Pro 50 mm front and RS Pro 45 mm rear.

    New frame day Reddit r/ChineseCarbon · 2026-08-07

  3. PositiveOwnerIndependent

    Comfortable thanks to the long wheelbase and relaxed front geometry, though slightly racier at the front than the owner's Cannondale Topstone. They sized down to avoid high standover and would like 10–20 mm more stack on the 49. 2.1 in tires fit.

    Configuration Size 49 for a 173 cm rider, Zipp 303 XPLR with 29×2.1 in Thunder Burt, SRAM Force E1/Rival 13-speed, 46T ring.

    NBD Yoeleo Altara G21 Reddit r/gravelcycling · 2026-07-09

  4. PositiveReviewerProduct supplied

    The frame was the part that worked flawlessly: heavy at about 1,470 g without fork but a tank, with a solid bottom bracket and headset through rough loaded riding. The only weak point was the soft threads of the M5 rivnuts, and a 2.1 in tire leaves little clearance.

    Configuration Loaded bikepacking build with TRP groupset, 2.1 in tires and a Tailfin rack; about 530 km and 10,500 m of climbing in four days.

    Bikepacking Slovenia – What Worked. And What Didn’t + Final Yoeleo Altera G21 review Peak Torque (YouTube) · 2026-04-27 · Video on this page

  5. PositiveOwnerIndependent

    Handles really well, feels light and stiff where it needs to be, and was great fun in a first race until a puncture.

    Configuration Fitter's own race build at 8.44 kg, frame bought with own money.

    Inside a Bike Fitter’s Custom Built Bike - Yoeleo Altera G21 Gravel Bike UK Bike Fit (YouTube) · 2026-04-08 · Video on this page

  6. PositiveOwnerIndependent

    The geometry fits this tall rider perfectly in size 58 after weighing 56 against 58. The fork crown race shown in the manual was missing from both frames ordered; another owner reports Yoeleo says the newest fork no longer needs one.

    Configuration Size 58 for a 190 cm rider with an 88 cm inseam, first home build with mostly Chinese parts.

    Help needed. First bike with Yoeyeo Altera G21 frame. Don't know the correct size. (follow-up) Reddit r/gravelcycling · 2026-02-08

Show 5 more opinions
  1. PositiveOwnerIndependent

    Choosing the smaller 52 worked out well; only a slightly shorter stem is still needed.

    Configuration Size 52 chosen over 54 by a rider coming from a fitted mountain bike.

    Need Sizing Help – Yoeleo Altera G21 DB (52 vs 54) (follow-up) Reddit r/gravelcycling · 2025-08-25

  2. PositiveReviewerAffiliate links

    A bombproof frame for any terrain, though racers may want something lighter. Threads arrive properly machined so it builds without special tools, the owner's manual lists parts, order and torques, and the six-year standard warranty impresses.

    Configuration Frameset as delivered, before building.

    Yoeleo G21 Altera - bombproof & Huge tyre clearance oz cycle (YouTube) · 2025-08-23 · Video on this page

  3. PositiveReviewerAffiliate links

    Handled everything the rider attempted on mountain-bike singletrack; the 700×50 tires measured nearly as wide as a 29×2.25 in tire on a companion's mountain bike.

    Configuration Build on Pirelli 700×50 tires and SRAM XPLR 13-speed.

    China Gravel Bike vs. Mountain Bike Single Track – WILL IT BREAK? *YOELEO ALTERA G21 GC Performance (YouTube) · 2025-08-10 · Video on this page

  4. PositiveReviewerProduct supplied

    A good bike at a good price with every modern gravel feature and a reactive feel when sprinting. The main letdown is the integrated bar sizing, too wide for this rider; the saddle also sits further back than he would like for a race position.

    Configuration Supplied complete build, first rides before a long-term test.

    Caveat First impressions only.

    Everything Is Right! Except This... Yoeleo G21 Altera Gravel Bike First Look Charles Ouimet (YouTube) · 2025-07-28 · Video on this page

  5. PositiveReviewerProduct supplied

    Slightly more refined over rough pavement than the reviewer's much cheaper Tantan gravel frame on the same tires and pressures, with less extreme geometry and a better overall customer experience for roughly double the price.

    Configuration Supplied frameset in the reviewer's finished build.

    My Yoeleo G21 Altera Gravel Bike is FINISHED! Patrick Lino (YouTube) · 2025-07-22 · Video on this page

Videos

Build and rideRetailer-linked

$1278 for a frame THIS GOOD! The Yoeleo G21 Altera

Detailed platform walkaround, complete build, and ride context for the Altera G21; the shown components may differ from this site's estimated build.

China Cycling. China Cycling's founder also leads Panda Podium, a retailer of Chinese cycling products. Disclosure basis.

Takeaways

  • Build note1:37Third-generation changes noted by the retailer-presenter: in-frame storage, a round 27.2 mm seatpost replacing the aero post, full UDH, inboard-bearing T47 and revised geometry; he still had slight toe overlap on the smallest (45) size with very large tires.
  • Repeats a maker claim3:28Repeats Yoeleo's T800 lay-up and claimed weights of 1,170 g ±50 g for a size-56 frame and about 480 g for the fork; the frame was not weighed.
  • Fit check6:41Schwalbe Thunder Burt mountain-bike tires the presenter believed were 2.1 in fitted the size 45. Yoeleo's 42T chainring limit is realistic with a standard spindle; a 38T ring with 3 mm offset left about half a finger of gap to the stay.
  • Fit check8:13The headset is close to, but not exactly, FSA ACR dimensions: a CRW bar on the stock spacer left an uneven gap, which the stock Yoeleo bar or cover avoids.
  • Price at publication9:55In September 2025 the frameset listed at US$1,420, or US$1,278 with the presenter's shop's 10% discount; the presenter's store sells Yoeleo.
  • Measured10:40The size-45 build with L-Twoo wireless 1×, F-Sports 40 mm wheels, large MTB tires, pedals, cages, mount and some mud weighed 8.1 kg.
  • Ride impression16:04Rides smoothly and feels fast on tarmac with 36 cm bars; more comfortable than the previous generation but less so than the VoiceVelo G Major. Likes: price, clearance, geometry; dislikes: weight, two stock colours, top storage hard to use while riding.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Build and rideProduct supplied

This Chinese Frame Feels More Premium Than Most Western Brands

Gravel racer's full build with weights, tire clearance, finish and seatpost compatibility, ending at an 8.78 kg race-ready bike before a three-week race block.

Tom Bowers Cycling · 2026-08-20. The description says Yoeleo sent the frame and includes a 10% discount code. Disclosure basis.

Takeaways

  • Measured3:51Frame sent by Yoeleo for review (affiliate link). The frame weighed 1.33 kg with hanger, bash guard and covers (storage bags removed); bar 390 g, fork 490 g, seatpost 172 g, thru-axles about 70 g, metal out-front mount 41 g. Frame size was not stated.
  • Finish and faults6:00Bottom-bracket shell, brake mounts and headset seats were faced and clean, with only a small paint lip near the BB; the interior carbon visible through the storage ports looked very clean.
  • Price at publication7:50He describes it as a US$1,400 frameset (August 2026).
  • Fit check10:032.1 in Schwalbe Thunder Burt tires left plenty of room front and rear; he thinks 2.2–2.25 in would fit. A 46T 1× ring was tight with a standard spindle; he cites Yoeleo's 44T limit (other reviewers quote 42T).
  • Build note12:26Dislikes: the in-frame bags hold little and are slow to access mid-race, and the integrated bar comes in few sizes with a wide flare; the round seatpost allows suspension or dropper posts.
  • Measured15:32The race-ready SRAM Rival XPLR AXS build with Yoeleo wheels, power-meter crank, pedals and cages weighed 8.78 kg.
Creator captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.

More videos

Watch on YouTube
Long-term reviewProduct supplied

Bikepacking Slovenia – What Worked. And What Didn’t + Final Yoeleo Altera G21 review

Final review after a 530 km, 10,500 m loaded bikepacking loop in Slovenia: what held up and what failed across frame, wheels, tires, TRP groupset, rack and bags.

Peak Torque · 2026-04-27. In the earlier build video the creator says Yoeleo sent the frame and TRP the groupset for free; the descriptions carry a Yoeleo discount code that pays him a commission. Disclosure basis.Watch on YouTube

Takeaways

  • Finish and faults0:47After 530 km and 10,500 m of climbing loaded bikepacking in Slovenia (rider, bike and kit about 120–125 kg), the frame (about 1,470 g without fork, supplied by Yoeleo) was 'a tank': bottom bracket and headset stayed silent.
  • Finish and faults2:00The only frame weakness he found was soft threads in the many M5 rivnuts; he plugged unused mounts with 3D-printed bungs.
  • Fit check12:20A 2.25 in Schwalbe Thunder Burt fitted the fork with plenty of space; at the rear a 2.1 in tire left little clearance.
  • Build note12:27The 27.2 mm round seatpost and two-bolt clamp never slipped or changed angle; the down-tube storage boxes were too small for a multi-tool or pump.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Watch on YouTube
Build and rideOwner review

Inside a Bike Fitter’s Custom Built Bike - Yoeleo Altera G21 Gravel Bike

A bike fitter explains his own race-oriented G21 build: fit choices, component selection to save weight and the 8.44 kg result.

UK Bike Fit · 2026-04-08. The fitter says everything was bought with his own money except gifted wheels and bars, which he names. Disclosure basis.Watch on YouTube

Takeaways

  • Ride impression0:46Chosen by a bike fitter for big tire clearance without slack touring geometry: a race-capable position with a long wheelbase that he finds handles very well; responsive and stiff where needed in his first race.
  • Fit check3:35Runs a 55 mm front and 50 mm rear Schwalbe G-One on 28 mm-internal wheels, with 1× 42T; the owner says the frame is rated 2.2 in front and 2.1 in rear.
  • Build note5:28The round 27.2 mm inline seatpost suits fitting; he mixes Ultegra road shifters with a GRX rear derailleur and SRAM 160 mm cranks, and Yoeleo offers custom colours (his is white and gold).
  • Measured9:18Bought with his own money (wheels and bar gifted by their makers); the build weighs 8.44 kg including about 1.5 kg of tires.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Watch on YouTube
Model overviewRetailer-linked

Yoeleo G21 Altera - bombproof & Huge tyre clearance

Detailed frameset overview: weighed parts, mounts, storage, fork options, warranty, sizing, the owner's manual and thread preparation before the build.

oz cycle · 2025-08-23. The description carries the creator's Yoeleo discount codes; the video does not state how the frameset was obtained. Disclosure basis.Watch on YouTube

Takeaways

  • Measured7:34Size 56 (L) frame 1.32 kg, fork 420 g, integrated H21 bar 370 g, seatpost 189 g; supplied by Yoeleo with optional extras.
  • Build note8:20Headset bearings differ (8 mm lower red, 7 mm upper black), spacers are split for routing changes, and the manual lists torque values; compared with the old G21 the Altera has a slightly slacker head angle, wider fork, UDH, T47 instead of press-fit and a round post.
  • Fit check11:28Repeats Yoeleo's 53 mm 700C or 650B×2.1 in clearance; 1× chainring up to 42T (44T with a longer spindle) or a 2× 50/34 with front derailleur.
  • Finish and faults13:40Bottom bracket uses two separate bonded threaded aluminium inserts with spotless threads; SRAM cups threaded in by hand and a 0.127 mm feeler gauge would not enter under the flanges. Brake mounts and dropouts were clean.
  • Support20:40In August 2025 the frameset came with a six-year standard warranty, extendable to lifetime for a fee; one stock colour (champagne) plus custom paint.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Watch on YouTube
Hands-on reviewRetailer-linked

China Gravel Bike vs. Mountain Bike Single Track – WILL IT BREAK? *YOELEO ALTERA G21

Mountain-bike singletrack test of a G21 build on 700×50 tires alongside full-suspension bikes, with remarks on capability, storage and price.

GC Performance · 2025-08-10. The description links the frameset with the creator's discount code; the video does not state how it was obtained. Disclosure basis.Watch on YouTube

Takeaways

  • Fit check0:10Ran Pirelli 700×50C tires (the presenter also called them 51 mm) without reported rub; the video does not measure remaining clearance.
  • Ride impression14:05A road-focused, roughly 90 kg rider took it on beginner-to-intermediate singletrack at 27–28 psi; he judged the bike capable and fun, with his own skills and the drop bar as the limits. No frame damage or faults were reported.
  • Price at publication27:00Quoted as roughly US$2,600 retail for the frameset with wheels, bar and seatpost in August 2025; the presenter offers a discount code.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Watch on YouTube
Hands-on reviewProduct supplied

Everything Is Right! Except This... Yoeleo G21 Altera Gravel Bike First Look

First-look review covering unboxing, features, storage, fit and a first gravel ride, with sizing and integrated-bar choices discussed in detail.

Charles Ouimet · 2025-07-28. The reviewer says Yoeleo sent the bike for free without editorial control; the description has affiliate discount links. Disclosure basis.Watch on YouTube

Takeaways

  • Build note1:49Supplied free by Yoeleo. Packaging was the best the reviewer had seen, with every hardware item bagged and a clear manual with torque values; hose and wire routing through the headset and bar rated about 6/10.
  • Fit check3:5845 mm Pirelli Cinturato Gravel H tires left plenty of room in the frame and fork; the reviewer cites Yoeleo's 53 mm maximum but did not test it.
  • Build note5:14The current frame takes a round seatpost, so dropper or suspension posts fit (the previous version used a D-shaped post); routing, T47 bottom bracket and drop stays noted.
  • Finish and faults5:47The in-frame storage bags are tight to pack and refit, and the plastic latch looked fragile to the reviewer.
  • Fit check9:30Yoeleo lists a 42T maximum chainring. A 48T only fitted with spacers behind the crank and sat very close to the chainstay, and a left-arm crank power meter touched the chainstay, so it could not be used.
  • Fit check11:12At 170 cm the reviewer chose a 52 cm frame because the integrated bar comes no longer than 115 mm or narrower than 40 cm; the frame felt large and he would have preferred the smaller size with a longer bar.
  • Ride impression13:51First ride on sand, rock gardens and fast gravel: relaxed, stable and comfortable, less agile in slow turns, and controlled in crosswinds with 45 mm-deep wheels. Rated 7.8/10 overall.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.
Watch on YouTube
Build and rideProduct supplied

My Yoeleo G21 Altera Gravel Bike is FINISHED!

Finished-build review comparing the G21 with the creator's cheaper Tantan gravel frame on fit, ride over rough pavement and customer experience.

Patrick Lino · 2025-07-22. The creator thanks Yoeleo for the frameset and the description lists discount codes for several brands. Disclosure basis.Watch on YouTube

Takeaways

  • Build note0:29Supplied by Yoeleo with its wheels. The owner fitted a 2× Shimano road Di2 group (50/34, 11–34) without extra bottom-bracket spacers; the clutchless road derailleur gave no chain drops on Midwest gravel.
  • Fit check3:15Rides a size 56 with a 140 mm road stem and 38 cm bar for reach, which he says suits fast open gravel but is slow-steering on singletrack; the round 27.2 mm post and a ported headset cover allow third-party cockpits.
  • Fit check8:50Continental 45 mm tires measured exactly 45 mm on 27 mm-internal rims; he says a 53 mm tire would hit the front-derailleur wire, so the 53 mm figure needs 1×.
  • Finish and faults11:33Fit and finish were excellent: no creaks or rattles, calipers aligned with no shimming, clean T47 threads, and the easiest internal routing he had done thanks to the removable storage hatch.
  • Ride impression13:37After about six weeks: very comfortable, planted and stable; he quotes about US$1,500 for the frameset before his discount code.
Automatic captions reviewed 2026-10-24. Paraphrased by Chinese Bikes; points apply to the build shown, not to every size or trim.

Sources

Each source is labelled by what it supports. Confidence applies only to that role.

  1. Yoeleo Altera G21

    Yoeleo · Manufacturer product pageProduct facts: High · Image: High · accessed 2026-08-06

    Official current-generation frame details and package pricing.

  2. Yoeleo Altera G21 current platform guide

    Yoeleo · Manufacturer product pageProduct facts: High · accessed 2026-08-16

    Current official platform guide confirms the Altera G21 980 g frame claim at 49 cm (+/-50 g), 6-year standard warranty, T47 compatibility, UDH, 700x53 mm 1x clearance, seven sizes, included H21 handlebar/Pro-Flex seatpost, ISO 4210/UCI claims, and a USD 1,420 frameset price. No geometry table or mainland China CNY checkout route is exposed; the warranty and price still require mainland China seller/SKU confirmation.

  3. Yoeleo Altera G21 Panda Podium Purple frameset

    Yoeleo · Manufacturer product pageProduct facts: High · accessed 2026-09-01

    Current named Altera G21 product evidence supports US$1,420, high-modulus Toray T800 UD carbon, size-56 frame-weight basis, T47 85.5 mm, UDH, 53 mm 1× clearance and a six-year warranty. The current collection confirms the same US$1,420 price for all four named stock colors.

  4. YOELEO Altera G21 gravel frameset

    YOELEO · Manufacturer product pageProduct facts: High · accessed 2026-08-28

    Chinese-language exact-model page supports high-modulus Toray T800 UD carbon, ProMoldCore latex internal molding, a bonded-aluminum T47 shell molded into the frame, 700x53C clearance for 1x and the complete package contents. It exposes worldwide shipping but no mainland China checkout terms or CNY amount.

  5. Yoeleo gravel-frame collection

    Yoeleo · Official storefrontProduct facts: Medium · Price: High · accessed 2026-09-01

    Current official collection lists four named Altera G21 stock-color framesets at US$1,420 each. A separate older generic G21 listing is discounted to US$1,136 and is not transferred to the named Altera package.

  6. Yoeleo gravel-frame collection current recheck

    Yoeleo · Official storefront recheckProduct facts: Medium · Price: High · accessed 2026-09-25

    Current collection lists four named Altera G21 stock-color frameset packages at US$1,420 each. This is the global storefront list price; it is not mainland China checkout cost or proof that each color is currently available.

  7. Yoeleo Altera G21 Artisan Black frameset current product-page check

    Yoeleo · Official storefront product page recheckProduct facts: High · Price: High · accessed 2026-09-25

    Current Artisan Black product page lists US$1,420 and 45–60 cm size options, but displays sold-out status with a notify-me action. No size was selected; this does not establish an active purchase route or availability of the other named colors. Mainland China delivery, taxes, returns and warranty handling remain unverified.

  8. What makes a gravel bike fast?

    YOELEO · Manufacturer technical articleProduct facts: Medium · accessed 2026-08-28

    Manufacturer engineering article identifies the G21's T800 carbon and ProMoldCore process, describes targeted bottom-bracket and head-tube stiffness, and reports fatigue testing at 100,000 cycles at 1,100 N plus 50,000 cycles at 1,200 N. It publishes no deflection or comparative stiffness value.

  9. YOELEO Altera G21 product page recheck

    YOELEO · Manufacturer product page recheckProduct facts: High · accessed 2026-09-23

    Current exact-model manufacturer page provides geometry and states maximum 700×53 mm or 650b×2.1 in only for a 1× setup. It also supports the model construction description; 2× tire maximum and a ply schedule are not given.

  10. YOELEO Altera G21 Chinese product page recheck

    YOELEO · Manufacturer chinese product page recheckProduct facts: High · accessed 2026-09-23

    Current Chinese manufacturer page identifies high-modulus Toray T800 carbon and UD weave with the described ProMoldCore/latex internal molding process. The exact ply schedule is not published.

  11. YOELEO gravel frame engineering article recheck

    YOELEO · Manufacturer technical article recheckProduct facts: Medium · accessed 2026-09-23

    Manufacturer article describes G21 targeted bottom-bracket/head-tube stiffness and reports 100,000 cycles at 1,100 N, 50,000 vertical cycles at 1,200 N, and a 22.5 kg impact drop. These are manufacturer design/durability protocols, not numeric deflection results or independent comparative stiffness tests.

  12. YOELEO Altera G21 size-56 frame-weight specification recheck

    YOELEO · Manufacturer product page recheckProduct facts: High · accessed 2026-09-25

    Current exact-product page opened 2026-09-25 lists 1,170 g for the size-56 Champagne-painted frame and 1,050 g raw. It does not reconcile the previously recorded 1,150 g raw claim on a prior page version or the older official 980 ±50 g size-49 guide; retain each with its size, finish and page-version basis.

  13. Euro foreign exchange reference rates, 23 September 2026

    European Central Bank · Official exchange ratePrice: High · accessed 2026-09-25

    The ECB table for 23 September 2026 lists USD 1.1411 and CNY 7.6538 per EUR. Cross-rate: 1 USD = 6.70738761 CNY. Used only to convert a published foreign reference price; it is not a mainland China checkout or settlement rate.

  14. Euro foreign exchange reference rates, 31 August 2026

    European Central Bank · Official exchange ratePrice: High · accessed 2026-09-01

    Official reference table lists CNY 7.7922 and USD 1.1596 per EUR for 31 August 2026. The resulting USD/CNY cross-rate is 6.7197309417; conversions are reference values, not checkout amounts.