Geco's supermoto swingarm will greatly improve the handling of your supermoto bike, as tested by top pros around the world! This swingarm fits 2021+ Honda CRF 450R/RWE/RX and 2022+ Honda 250R/RX. (Does not fit 2021 CRF450R-S) 35mm shorter than the stock length, improving your traction, handling, and feedback. Wider opening around the tire, offering way more room even for the widest 17x5.5" setup with the tire warmer. Faster wheel changes are much easier now! Compatible with all standard CRF-fitment components: Rear wheel, axle, axle block, shock linkage, pivot bolt, bearings, chain slider & guide, as well as the brake line holder. (None of these items included) Machined from 3 solid pieces of aluminum for precise fit and tolerance. Includes the swingarm as well as the axle adjuster screws. ***REQUIRES supermoto linkage for proper fit and performance.