Renthal 524U-520-54GRSI Ultralight Rear Sprocket 520 Pitch 54T

The Renthal 524U-520-54GRSI is a 54-tooth Ultralight rear sprocket designed for 520 pitch chains. Part of Renthal's renowned Ultralight sprocket series, this sprocket delivers an exceptional balance of lightweight construction and race-proven durability favored by professional motocross and off-road riders worldwide.

Key Features:

• Series: Renthal Ultralight — precision CNC-machined for weight savings and superior performance
• Chain Pitch: 520
• Tooth Count: 54 teeth for aggressive acceleration and low-end torque advantage
• Material: High-strength 7075 aluminum alloy construction with steel inner carrier inserts for extended longevity
• Hard Anodized Finish: Gray (GR) hard anodized coating resists wear and corrosion
• Lightening Pockets: Strategically placed cutouts reduce rotating mass without sacrificing strength
• OEM-Quality Fit: Engineered to meet or exceed original equipment specifications for direct bolt-on installation

Renthal sprockets are a trusted choice in motocross, enduro, and off-road competition. The Ultralight series uses aerospace-grade aluminum and advanced CNC machining to shave critical grams from the drivetrain while maintaining the strength needed for demanding race and trail conditions. The 520 pitch, 54-tooth configuration provides excellent gearing flexibility for a wide range of riding styles and terrain types.