525 Motorcycle Rear Sprocket For Honda CBR400 VLX400 VRX400T CB400F3 XRV750 Africa Twin 525 standard chain pitch, Fit For Honda CBR400 VLX400 Shadow VRX400T Fit For Roadster VLX600 CB400F3 XRV750 Africa Twin 1990-2003 cruiser adventure bike rear transmission assembly CNC machined mounting hole layout consistent with OEM hub specs; direct bolt-on installation without drilling or during chain system replacement Constructed from 45# carbon with induction treatment; anti-wear anti-deformation withstands long-distance highway cross-country vibration load Smooth polished tooth profile reduces chain friction noise uneven stretching; extends life of matching 525 size drive chain for daily touring offroad riding tooth count options available to adjust gear ratio; improves low-speed torque acceleration or speed to meet commuting cruising adventure travel demands