Purple Vortex Aluminum CAT5 Rear Sprocket - CRF110 & CRF125 Conversions Size:49T This is the most important

This is the most important upgrade you can make for an adult sized rider for improved suspension action

Japanese High Strength Cr-Si spring steel with powder coat finishing

Sprocket bolts become loose only under extreme stress

For all Models and years of the KLX140

Purple Vortex Aluminum CAT5 Rear Sprocket - CRF110 & CRF125 Conversions Size:49T This is the most importantVortex 420 CAT5 Aluminum Rear Sprocket Fits all years of the Honda CRF110F Also fits 420 conversions on the CRF125F FB The Vortex CAT5 Aluminum Sprockets feature a unique CNC machined design and a anodized finish that makes them look fast even when standing still. But great looks is nothing without performance to match. An aluminum sprocket is much lighter compared to OEM steel sprockets and this leads to reduced rotating mass and allows for improved