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MOOSE OFFROAD Rear Aluminum Sprocket (51T) Upgrade your drivetrain with the MOOSE OFFROAD Rear Aluminum Sprocket—an engineered 51-tooth drive sprocket built for smooth, reliable power transfer. Made from 7075 T651 aluminum , this sprocket features an extra tempering process that helps reduce distortion while delivering an ideal balance of thickness and strength compared to thinner 7075 T6 options. Key Features 7075 T651 aluminum with extra tempering for reduced distortion 100% machined (no stamping or grinding) Optimal tooth thickness for maximum tooth-to-chain contact Specifications Mounting Position: Rear Type: Drive Product Name: Sprocket Tooth Count: 51 Chain Size: 520 Material: Aluminum Color/Finish: Black Riding Style: Street / Off-Road Units: Each Weight: 0.95 lbs | Dimensions: 10.5" x 10.5" x 0.25"
The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets
100% machined, no stamping or grinding
Optimal tooth thickness results in maximum tooth and chain contact