Renthal 123U-520-44GYSI Ultralight Rear Sprocket 520 Pitch 44 Tooth Aluminum Silver

The Renthal Ultralight rear sprocket delivers championship-grade performance for demanding off-road and motocross applications. Precision-manufactured from aerospace-grade 7075 T6 aluminum alloy, this grooved sprocket offers an exceptional strength-to-weight ratio that serious riders demand.

Key Features:

• 66% lighter than steel while maintaining exceptional durability
• 7075 T6 aluminum alloy construction with hardened surface treatment for extended life
• Advanced tooth profile ensures maximum power transfer and reduced wear
• Precision-machined to extremely tight tolerances for perfect concentricity
• Grooved design reduces weight without sacrificing strength
• Silver anodized finish for corrosion resistance
• 44 tooth count for 520 pitch chain
• Rear sprocket position

Renthal's Ultralight sprockets are proven in the most punishing racing conditions including Supercross, Motocross, and Enduro competition. The combination of high-strength base material and exceptionally hard-wearing surface treatment results in significantly increased sprocket life compared to conventional aluminum sprockets. The precise fit and advanced engineering provide smooth power delivery and extended chain life.