Description
The T1550 Gen2 105 Di2 is a high-performance road bike designed for cyclists seeking the perfect blend of aerodynamics, lightweight construction, and modern electronic shifting. Its carbon frame, engineered with high-modulus fibers and aggressive geometry, is optimized for racing, while the Shimano 105 Di2 groupset delivers precise and reliable shifting.
Main features
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Frame : Toray T1000 + T800 carbon with one-piece molding process.
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Fork : Carbon with 12mm thru axle.
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Frame size : XS (440 mm) / S (470 mm) / M (490 mm) / L (520 mm) / XL (550 mm) according to official specification.

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Seatpost : Aero seatpost included.
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Steering system : Integrated ACR headset (1.5″) with internal routing for Di2.
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Bottom bracket : T47 threaded according to manufacturer specifications.
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Brakes : Flat-mount disc for powerful performance.
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Shifting compatibility : Compatible with Shimano Di2, SRAM eTap/AXS and Campagnolo EPS.
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Wheel axles : 12 mm front / 12 mm rear (thru-axle).
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Frame weight : Approximately 828 g ± 35 g (size M, unpainted) according to Winspace specifications.
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Package contents : Includes frame, fork, seatpost, headset, Di2 cable stops and derailleur hanger.
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Wheels: Lun Hyper 3
Group and components
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Groupset : Shimano 105 Di2 electronic, 2 × 12 speeds (shifters ST-R7170, derailleurs FD-R7150 and RD-R7150).
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Crankset : Shimano 105 FC-R7100 (50/34T) according to standard build.
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Cassette : Shimano 105 CS‑R7101, 11‑34T (12‑speed).
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Hydraulic brakes : Shimano 105 Di2, with compatible rotors according to supplier.
Advantages
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Improved aerodynamics thanks to its optimized geometry and internal cable routing design.
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Modern and efficient electronic gearbox with Di2, ideal for fast, precise gear changes without constant mechanical maintenance.
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Combination of high modulus carbon that provides lightness and stiffness for competitive performance.
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Great versatility: UCI certified frame, designed for competition, but comfortable enough for demanding training.
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Excellent tire compatibility (up to 32 mm), allowing for more flexible driving depending on the route.


