Moto-Master 7075-T6 Aluminum Rear Sprocket 47-Tooth Blue for Yamaha YZ 65 (620332447)

Upgrade your Yamaha YZ 65 drivetrain with the MOTO-MASTER 7075-T6 Aluminum Rear Sprocket, Part 620332447. Designed for competitive motocross and demanding off-road riding, this 47-tooth sprocket combines lightweight performance with the strength needed for consistent power transfer. Its race-proven design delivers an excellent strength-to-weight ratio without adding unnecessary weight to the rear wheel assembly.
The sprocket is manufactured from aircraft-grade 7075-T6 aluminum and CNC machined using advanced CAD-based production technology. This precision manufacturing process supports accurate tooth profiles, reliable chain engagement, and consistent fitment. The blue anodized finish adds surface durability while providing a distinctive appearance that complements performance-focused Yamaha YZ 65 builds.
Self-cleaning grooves between each tooth help reduce mud and debris buildup during wet or muddy riding conditions. By helping keep the chain and sprocket interface clearer, the groove design supports smooth operation and helps maintain dependable drivetrain performance. The lightweight construction makes the MOTO-MASTER sprocket a practical choice for riders seeking responsive handling and reduced rotating mass.
Made in the Netherlands, the MOTO-MASTER 7075 Aluminum Rear Sprocket is built for riders who demand precision, durability, and proven race performance. Confirm your motorcycle’s year and chain specifications before installation to ensure proper application.

Features:

• Aircraft-grade 7075-T6 aluminum construction for a strong, lightweight design

• 47-tooth rear sprocket configuration for Yamaha YZ 65 applications

• Self-cleaning grooves between each tooth help prevent mud buildup

• Blue anodized finish provides added surface durability and distinctive styling

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

• CAD designed and CNC machined for precision manufacturing

• Made in the Netherlands

Ships from Parts Unlimited.