PBR Tempered C45 Steel 4522 - 525 SprocketRef : PBR01095A / 1108965005

PBR C45 Steel Crown 4522 - 525 (Manufacturer's reference: 4522 42 C45T) — A monobloc crown designed for sporty roadsters that demand robustness and precise transmission behavior.

Machined CNC from hardened and tempered C45 steel, this PBR crown features an induction treatment on the tooth area to reinforce the part in contact with the chain. The result: a black, monobloc piece designed to withstand the demands of torque and long distances while maintaining an excellent price-performance ratio.

• Material: hardened and tempered C45 steel
• Type: monobloc, CNC machining
• Number of teeth: 42
• Chain pitch: 525
• Finish: black

Developed in collaboration with MotoGP and Superbike teams, PBR's C45T crowns are intended for demanding riders on the road and touring. They adapt particularly well to modern large roadsters — among the typical compatibilities: Ducati Diavel V4 (2025), Streetfighter V4 S, and V4 SP2 (2024).

Whether you are looking to maintain reliable transmission after maintenance or optimize the responsiveness of your engine torque, this PBR crown provides a robust and durable solution, suitable for intensive road use.