
PBR signs an rear sprocket designed for demanding riders: the 504 42 LD is an ultra-light aluminum sprocket, hard anodized, intended for 520 transmissions. Its profile and finish reflect the brand's competitive experience, providing a performance-oriented and durable part for the road.
The anodized finish provides better resistance to corrosion and abrasion, while the choice of raw materials and a strict manufacturing process limit surface wear and contribute to a reduction in friction at the final transmission. Ideal for roadsters looking for a reliable and lightweight part for the rear chain.
Compatible with 520 transmissions and 42 teeth — check compatibility with your model before installation. Examples of motorcycles frequently associated: YAMAHA R9 (2025), KAWASAKI Z 500 SE (2025), SUZUKI GSX-R 1000 R ABS (2021).