The Zipp 303 XPLR S Wheelset brings advanced gravel wheel technology to riders looking for a fast, durable carbon upgrade for rough roads and mixed terrain. Built around Zipp’s wide and deep XPLR rim profile, it is designed to run approved gravel tyres at lower pressures for reduced vibration, improved grip and greater control, while the aerodynamic shape helps maintain speed across demanding gravel rides and races. Features • Carbon gravel wheelset • Designed for fast mixed-surface riding and racing • Wide rim profile supports lower tyre pressures for improved comfort and control • Aerodynamic rim shape for increased efficiency on rough terrain • Built for use with approved gravel tyres • Lifetime Warranty Specifications Wheel Size: 700c Rim Construction: Hookless / Tubeless Straight Side (TSS) Tyre Compatibility: Approved TLR tyres 40c–60c with tube or sealant Rim Depth: 54mm Internal Rim Width: 32mm Max Outside Width: 40mm Brake Compatibility: Disc, Centre Lock Rim Profile: Symmetrical Nipple Material: Brass Spoke Type: CX Sprint Spoke Count: 24 front / 24 rear Spoke Pattern: 2 Cross Front Axle Type: TA 12x100 Rear Axle Type: TA 12x142 Driver Body Type: SRAM XDR, SRAM / Shimano Road Bearings: Cartridge, Carbon Steel Max Tyre Pressure: 50psi / 3.45bar Max Recommended System Weight: 135kg