PBR C45 steel tempered 4671 - 525 47 teeth SprocketRef : PBR01632A / 1151196001

PBR Crown Steel C45 Tempered 4671 - 525 (Manufacturer Ref: 4671 47 C45T)

Designed for demanding roadsters and motorcycles, this PBR crown made of C45T steel is aimed at riders looking for a robust part for final drive. CNC machined and then induction hardened and tempered in the tooth area, it offers targeted wear resistance where the chain exerts the highest stress.

• Material: tempered and hardened C45 steel
• Number of teeth: 47
• Chain pitch: 525
• Type: PBR crown, reference 4671
• Manufacturing: CNC machining and heat treatment on the teeth

Result: a very robust part, reliable over long distances and offering excellent value for money. Ideal for road, touring use or for days when you rack up the miles. Its tooth profile and specific treatment limit premature wear and ensure consistent interaction with the chain, for a more uniform transmission over time.

Compatibility examples (for reference): BMW F 900 GS ADVENTURE (2026), BMW F 900 GS (2026), BMW S 1000 XR (2025).