PBR Steel Standard 2137 - 525 Gearbox output pinionRef : PBR00687A / 1077584002

Designed for demanding riders, the standard steel sprocket PBR 2137 in pitch 525 combines robustness and precision for your roadster's transmission. Drawing from PBR's competition expertise, this sprocket prioritizes high-quality steel and meticulous tooth design to ensure a sharp engagement with the chain and increased longevity on the road.

• Material: 18NCD5 alloy steel, selected for its mechanical strength
• Number of teeth: 15 (15-tooth sprocket)
• Chain pitch: 525, suitable for standard road and sport transmissions
• Version: standard sprocket, optimized finish against corrosion and abrasion
• Manufacturing: controlled process for consistent tolerance and tooth profile

On a roadster machine, choosing an appropriate sprocket directly influences responsiveness at low and mid-range RPMs, load handling, and the lifespan of the transmission. The PBR 2137 sprocket serves as a reliable replacement part for those who want to maintain consistent chain behavior without compromising on robustness.

Manufacturer reference: 2137 15 18NC

Compatible motorcycles (examples): KAWASAKI VERSYS 1100 SE 2025, VERSYS 1100 S 2025, NINJA 1100 SX SE 2025 (1100 cc models).