X-LAB RS8 105 Di2 (2025)
Discover the X-LAB RS8 105 Di2 (2025) in Lake Blue—a high-performance aero road bike developed by XDS under its X-LAB range. Built for competitive riders and passionate enthusiasts, the RS8 features advanced carbon fibre construction and refined aerodynamic shaping to deliver a lightweight, fast, and highly responsive ride. Designed to excel in speed, efficiency, and control, it’s a race-ready machine engineered to elevate every performance on the road.
Comprehensive road bike | Balanced aesthetics, easy to drive
Balanced performance for all scenarios! X-LAB RS8 is an all-around road bike designed by XDS for multi-terrain riding. It is equipped with Toray T800 carbon fiber frame technology, achieving a perfect balance between lightness, rigidity and comfort. Whether it is urban commuting, long-distance endurance riding on weekends, or competitive challenges on undulating terrain, RS8 has become an all-around partner for riders with its efficient kinetic energy transmission and adaptive geometric design.
Branta C45UL Carbon WheelsThe Branta C45UL is a high-performance, lightweight, 700C carbon fiber wheelset for disc brake road bikes, featuring carbon spokes, known for its tubeless compatibility.
Frame Specs
Sizes | 50, 52, 54, 56, 58
Colors | Lake Blue
Frame | X-LAB RS8 Carbon Frame Toray T800
Fork | Carbon fork 12x100mm barrel axle flush disc brake
Components
Handlebar | X-LAB carbon fiber integrated handlebar xs/380*80 s/380*100 m/400*100 l/400*120 xl/420*120
Seatpost | Carbon Straight Seatpost 300mm
Saddle | Selle italia SLR BOOST Carbon Bow 145x248mm
Pedals | N/A
Drivetrain
Shifters | SHIMANO R7170 DI2 12-speed
Front Derailleur | SHIMANO R7170 DI2 12-speed
Rear Derailleur | SHIMANO R7170 DI2 12-speed
Brakes | SHIMANO ST-R7170(R), BR-R7170
Cassette | SHIMANO 105 CS-R7101 11/34T 12-SPEED
Chain | SHIMANO M7100 12-speed
Crankset | SHIMANO 105 FC-R7100 34/50T×170 12-speed
Bottom Bracket | SHIMANO SM-BBR60
Wheels
Wheelset | Branta UL 45 Branta Bearings Hub 21mm Inner Width 29mm Outer Width Center Lock Disc Brake Seat
Tyres | Maxxis clincher hypr ZK puncture-resistant clinc folding tire 700x28c
Other
Extras | WEIGHT: 7.4KG (excluding pedals) based on medium size | MAX RIDER WEIGHT: 100kg
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