PBR Steel Standard 2091 - 525 Gearbox output pinionRef : PBR00649A / 1077555001

Manufacturer Ref: 2091 15 18NC — PBR Standard Steel Sprocket 2091 - 525

PBR brings its racing expertise to the road transmission. This 2091 steel sprocket, standard version, is designed for chain drives with a pitch of 525 and offers a reliable solution for replacing the original sprocket on roadsters. Designed for easy installation and direct integration on compatible models, it maintains manufacturer specifications while benefiting from the materials and controls unique to PBR.

• Material: high-quality 18NCD5 steel alloy
• Number of teeth: 15 (sprocket)
• Chain pitch: 525
• Quality advantages: highly resistant to corrosion and abrasion, reduced friction, strict manufacturing process

This sprocket is aimed at riders looking for a robust transmission part for road use, compatible with 525-equipped transmissions. Ideal for routine maintenance interventions — front sprocket replacement — or to upgrade a worn transmission. Check compatibility with your model before ordering.

Compatibility examples: YAMAHA R9 (2025 - 900 cc), YAMAHA MT-09 Y-AMT (2025 - 850 cc), YAMAHA MT-09 SP (2025 - 850 cc).