Shimano GRX Carbon Gravel Disc Wheelset, WH-RX870

Engineered for dedicated gravel riding. 

This GRX carbon wheel is tuned for tubeless gravel riding with wider tires at lower pressures. A 25 mm internal rim width and refined carbon profile improve lateral tire stability, delivering confident handling and efficiency on fast, rough, and mixed-surface rides.

• GRX-Specific Carbon Design: SHIMANO’s GRX carbon wheel, engineered to balance rim weight, strength, and profile for gravel riding

• Optimized Rim Width: 25 mm internal width supports gravel tires from 32–50 mm, for confident handling across mixed surfaces

• 32 mm Carbon Rim Profile: Low-profile carbon rim promotes efficient acceleration while maintaining control on uneven surfaces

• Drivetrain Compatibility: Compatible with road 11- and 12-speed drivetrains for varied setups (not compatible with 12-speed Micro Spline cassettes)

• Purpose-Built for Gravel: Carbon rim design tuned for long distances, variable surfaces, and changing conditions
• HG freehub body 11/12 speed compatible.