Evidence reviewed through . Price records retain their own observation dates and conditions.View sourcesMethodology and dataset
Specialized Tarmac SL8 Comp 105 Di2
- Category
- Road race
- Profile status
- Official mainland model
- Drivetrain
- Shimano 105 R7170 Di2 2×12 system reference
- Complete weight
- 7.7 kg
- Frame
- FACT 10r carbon with clean internal routing
- Bottom bracket
- BSA threaded
7.7 kg complete bike with 32 mm tire clearance
Specialized Tarmac SL8 Comp 105 Di2. A current exact mainland benchmark with 105 Di2, a 7.68 kg size-56 claim, official China price and complete model-specific specification.
The recorded complete-bike price is ¥30,990; its date and basis remain visible below.
Specifications and evidence
- Product type
- Complete bike
- Category
- Road race
- Evidence maturity
- Official mainland model
- Price basis
- Official · 2026-08-17
- Drivetrain
- Shimano 105 R7170 Di2 2×12 system reference
- Complete weight
- 7.7 kg
- Frame
- FACT 10r carbon with clean internal routing
- Bottom bracket
- BSA threaded
- Tire clearance
- 32 mm
- Wheels
- DT Swiss R470 tubeless-ready alloy
- Cockpit
- Tarmac stem and Specialized Shallow Drop alloy bar
- Brakes
- Shimano 105 hydraulic disc
- Tires
- S-Works Turbo 700×26C
- Sizes
- 44, 49, 52, 54, 56, 58 and 61
- Complete weight basis
- Current exact manufacturer claim for the production-painted size-56 build; actual weight varies by color, size and component variation
- Stiffness evidence
- Manufacturer reports a 33% stiffness-to-weight improvement over Tarmac SL7, with greater pedal stiffness and bar precision; comparative manufacturer result without a fully public protocol
Current exact product 4221578 publishes CNY 30,990 in China, 7.68 kg in size 56 and a 33% stiffness-to-weight improvement over SL7. Stock, final checkout and the full comparative test protocol remain unpublished.
Buying context
Before buying, verify Current mainland stock and final checkout conditions; Exact China warranty and service handling.
About Specialized
Price record and sources
These sources support this model page; individual claims retain the confidence of their cited source.
Current Specialized China catalog lists exact product 4221578, Tarmac SL8 Comp Shimano 105 Di2, at CNY 30,990. Stock and final checkout were not tested.
Current exact product 4221578 page publishes 7.68 kg in size 56 and states a 33% stiffness-to-weight improvement over SL7, with greater pedal stiffness and bar precision. Weight varies by color, size and component variation.