Noise reducer insert for CRF250/300/400/450 FROM MOTOCORSS TO ENDURO EXHAUST SYSTEM.

The only made in the USA factory tested chain slider used by top teams like Geico Honda MX. Improved slider shape to increase longevity in critical wear spots. TMD sliders include friction reducing additives to decrease chain drag. There is also UV protection additives to reduce color fade. Dampening pads are applied to reduce chain noise.

Rear chain guide standard - Suitable for 2002/2021 CRF250R / CRF250RX and 2002/2021 CRF450R / CRF450RX