Renthal Sprocket Rear Red 51T Alloy 7075 T6 Grooved Chain Length_110 LINKS and for models with VIN

and for models with VIN lower than 354281

If your vehicle has a VIN BETWEEN 141872 and 210444

Places minimal load on the neck during removal

M203 (front) provides improved grip traction with directional pattern rotation to enhance stability and increased braking power

Heavy duty tapered bearings are used for higher torque load and better wear then ball style bearings

Renthal Sprocket Rear Red 51T Alloy 7075 T6 Grooved Chain Length_110 LINKS and for models with VINRenthal sprockets feature a specially developed nickel chrome molybdenum alloy steel which is case hardened and core refined to give the ultimate combination of strength and hardness. Grooved sprockets have cut outs at the bottom of the tooth to allow the escape of mud that would otherwise be trapped between the sprocket and the chain. This prevents tension from being placed on the chain and the resulting accelerated wear Using advanced computer