PBR Ultra-Light C45 Steel 4690 - 520 SprocketRef : PBR01085A / 1108946004

PBR Ultra-Light Steel C45 Sprocket 4690 - 520

Designed for motocross riding, the PBR 4690 C-Light sprocket combines a racing look with features tailored for off-road demands. Developed in collaboration with WMX champion Kiara Fontanesi, it prioritizes weight reduction without compromising material quality: black galvanized C45 steel, CNC machining, and lightweight drilling that reduces rotating mass while maintaining a consistent tooth geometry.

Ideal for those seeking a responsive transmission and reduced inertia in technical sections, this sprocket fits chains with a pitch of 520 and features 51 teeth. Its CNC machining ensures precise bore and fitment for a clean installation on your hub.

• Manufacturer reference: 4690 51 C45
• Material: Galvanized C45 steel
• Color: Black
• Number of teeth: 51
• Chain pitch: 520
• Type: Standard / Cross

Sprocket with a refined style and visible weight reduction, it will particularly suit motocross riders looking to optimize the responsiveness of their transmission while maintaining a robust and machined component. Suitable for YAMAHA YZ 450 F (2026), KTM 500 EXC-F (2024), and FANTIC XX 125 (2022) depending on installation.