Winspace / Road frames
The T1550 Gen 2 is the second generation of Winspace's T1550 race frame: a carbon aero road frame for disc brakes, with cables fully hidden through the ACR headset and a proprietary aero seatpost. According to Winspace the geometry is slightly more ergonomic and less aggressive than the previous generation while keeping its race character. Intended for road riders looking for a UCI-approved race frame.
Enter your height and inseam. We compare them with the official Winspace size chart and this frame’s standover height.
Source: Winspace Road Bike Size Guide (Ver.1.0) ↗ · standover from Winspace geometry ↗ · BVR rule of thumb: at least 2 cm standover clearance · checked 2026-10-13
This is a guide. Winspace itself says height alone does not decide. Bart checks your size before anything is ordered.
Choose colour and size to add this frame to your basket.
| Model | T1550 2nd Generation |
|---|---|
| Sizes | XS (440mm), S (470mm), M (490mm), L (520mm), XL (550mm) |
| Head tube | NO.55R 1.5"/ACR/STD (headset included.) |
| Bottom bracket | T47 (internal symmetric 85.5mm) |
| Seatpost | Proprietary Aero Seat Post (Included.) |
| Brake | Flat mount disc brake |
| Front derailleur | Brazed on |
| Derailleur routing | Mechanical / Di2 /Campy EPS / SRAM eTAP |
| Tyre clearance | Max. 700C*32C |
| Wheel axle | 12mm through axle F100mm R142mm |
| Carbon fibre | Toray T1000 + T800 Carbon |
| Weight | frame 828+/-35g for M size (Unpainted) |
| Certification | UCI approved |
| Warranty | Limited 3yr warranty on the frameset |
Schematic drawing, not to scale. The letters match the rows in the table.
| XS (440) | S (470) | M (490) | L (520) | XL (550) | |
|---|---|---|---|---|---|
| BStack (mm) | 504.72 | 521.76 | 534.88 | 560.42 | 585.7 |
| CReach (mm) | 363 | 372 | 381 | 388 | 397 |
| QStandover height (mm) | 731 | 757 | 775 | 803 | 832 |
| ÷Stack ÷ reach (calculated) | 1.39 | 1.40 | 1.40 | 1.44 | 1.48 |
Manufacturer information: winspace.cc ↗ · checked 2026-10-13. What the manufacturer does not state, we leave out and confirm personally.
A race-focused aero road frame with geometry Winspace describes as aggressive. Consider it for racing and fast paved riding when a sporting position suits you.
Selection advice based on manufacturer information. Geometry, your riding position and components determine a suitable build.
View manufacturer information ↗Ask BVR Cycling directly. Feel free to include your frame model, drivetrain and current wheels.
