Renthal 524U-520-49GRBK Ultralight Rear Sprocket 520 Pitch 49T

The Renthal 524U-520-49GRBK Ultralight Rear Sprocket delivers the premium quality and performance that Renthal is renowned for in motocross and off-road racing. Designed for use with 520 pitch chains, this 49-tooth sprocket features Renthal's signature Ultralight construction — precision CNC-machined from high-strength 7075 T6 aluminum alloy for an exceptional strength-to-weight ratio.

The distinctive gold and black anodized finish provides corrosion resistance while giving the sprocket an aggressive, race-ready appearance. The precision-cut teeth profile is engineered to optimize chain engagement, minimize wear, and promote smooth, efficient power transfer from engine to wheel.

Key Features:

• Chain Pitch: 520
• Tooth Count: 49 teeth
• Construction: CNC-machined 7075 T6 aluminum alloy
• Finish: Gold and black anodized for corrosion resistance
• Design: Ultralight series with lightening holes to reduce unsprung weight
• Tooth Profile: Precision-cut for optimal chain engagement and reduced wear
• Series: 524U Ultralight

Renthal Ultralight sprockets are a trusted choice among professional and amateur motocross racers worldwide. The weight savings from the aluminum construction and lightening hole design reduce unsprung rotational mass, improving suspension response and overall handling. Direct OEM-style fitment ensures straightforward installation.