



PBR signs a solid and crafted steel sprocket for the transmission of modern roadsters. Manufacturer reference 2253 15 18NC, this standard steel sprocket is intended for the replacement or maintenance of the primary chain on a 525 setup. Designed around a steel alloy 18NCD5, it combines mechanical strength and precise machining for a clean and consistent engagement.
Features:
Ideal for riders looking for a reliable replacement part for their transmission, this PBR sprocket easily mounts as a direct replacement. Its design and treatments help reduce premature chain wear and ensure consistent tooth/link contact, essential for smooth and secure riding.
Compatibility (examples):