
The PBR crown made of reinforced aluminium (not 525) is a monobloc part designed for the final drive of demanding roadsters. The result of PBR's experience in competition and its collaborations with professional teams, this crown combines meticulous design and suitable materials for sporty road use.
Designed to resist corrosion and abrasion, this crown limits friction thanks to precise machining and a strict manufacturing process. Its monobloc construction ensures stable geometry, facilitating installation and alignment with the engine sprocket. Ideal for 525 transmissions, it is aimed at riders looking for a robust part for maintenance or refurbishment of the final drive.
Compatibility (examples):
Manufacturer reference: 4320 44 LD