Supersprox Aluminum Sprocket - RAL-245-51-BLK Yamaha Dirt Bikes 1999-2022 Brand_Thundermax Also replaces stock 74-75 FX

Also replaces stock 74-75 FX tachs by wiring impulse lead to points side of coil rather than alternator

42" wiring

00" Units Each Model Dooly Type Dual Runner Material Carbide

Mounting Flange/Inside Diameter - Width 95

Supersprox Aluminum Sprocket - RAL-245-51-BLK Yamaha Dirt Bikes 1999-2022 Brand_Thundermax Also replaces stock 74-75 FXFeatures Made from 7075 T6 aluminum for high strength Fully CNC machined for a perfect fit Grooved teeth prevent dirt build up, helping to maximize sprocket and chain life Finished with durable anodizing and great colors The lightest and strongest aluminum sprocket on the market Specs Units Each Material 7075 T6 Aluminum Mounting Position Rear Tooth Count 51 Riding Style Off Road Color Finish Black Riding Style Street Model Aluminum Product Name