Moto-Master 7075 Aluminum Rear Sprocket 51-Tooth Black for Suzuki and Yamaha (620042251)

Upgrade your motorcycle’s drivetrain with the MOTO-MASTER 7075 Aluminum Rear Sprocket, Part 620042251. Designed for select Suzuki and Yamaha applications, this 51-tooth rear sprocket combines lightweight performance with the strength required for demanding motocross, off-road, and racing environments. Its aircraft-grade 7075-T6 aluminum construction delivers an excellent balance of durability and reduced rotating mass, helping support responsive acceleration and precise power delivery.
The race-proven design features self-cleaning grooves between each tooth to help prevent mud and debris from building up during challenging rides. A color-anodized black surface adds durability while providing a clean, professional appearance. The optimized strength-to-weight ratio makes this sprocket a practical choice for riders seeking performance-focused drivetrain components without unnecessary weight.
MOTO-MASTER uses advanced CAD design and CNC machining technology to produce the 620042251 with consistent tooth profiles and accurate fitment. Manufactured in the Netherlands, this rear sprocket reflects the brand’s focus on precision engineering and dependable performance. Verify your motorcycle’s year, model, chain size, and original equipment specifications before installation to ensure compatibility.
This black 51-tooth MOTO-MASTER rear sprocket is well suited for riders, racers, and powersports enthusiasts who demand a lightweight aluminum component with durable finishing and effective debris-shedding features. Install it with a properly matched chain and front sprocket, and follow the motorcycle manufacturer’s torque and maintenance recommendations for safe, reliable operation.

Features:

• Construction: Aircraft-grade 7075-T6 aluminum provides a lightweight and durable drivetrain component

• Tooth Design: Self-cleaning grooves help reduce mud and debris buildup between the teeth

• Performance: Race-proven design delivers an optimized strength-to-weight ratio

• Finish: Black color-anodized coating adds surface durability and a professional appearance

• Manufacturing: CAD designed and CNC machined using advanced precision technology

• Application: 51-tooth rear sprocket designed for select Suzuki and Yamaha motorcycles

• Origin: Made in the Netherlands

Ships from Parts Unlimited.