Shimano GRX RD-RX822 12-Speed Rear Derailleur WorkMate Serial Numbers X-Range Gearing: Refined 12-speed gear

X-Range Gearing: Refined 12-speed gear steps deliver smoother cadence and better range with fewer shifts

This design also helps reduce long-term costs by allowing repeated reuse of the cartridge holder while only swapping out the worn braking surface

The result is a versatile shoulder-season bib short that delivers dependable comfort

this tire delivers low rolling resistance while maintaining exceptional grip and handling in both wet and dry conditions

Shimano GRX RD-RX822 12-Speed Rear Derailleur WorkMate Serial Numbers X-Range Gearing: Refined 12-speed gearThe Shimano GRX RD RX822 12 speed rear derailleur is designed for gravel and mixed terrain riding, delivering precise shifting performance and enhanced chain stability in demanding off road conditions. Built on Shimanos Shadow RD+ clutch system, it helps reduce chain slap and improves chain retention for a quieter, more controlled ride over rough surfaces. The derailleur features an ON OFF switch for the clutch mechanism, allowing riders to easily