
JT SPROCKETS Ultra-Light Aluminum Sprocket 1303 - 520 — manufacturer reference JTA1303.48BLK. Designed for those who want to lighten the rolling stock without compromising handling, this JT sprocket is made from aerospace-grade 7075‑T6 alloy (Ergal) known for its high strength. Ideal for standard replacement or gearing changes on roadsters, it features a sleek and durable black finish.
This sprocket is aimed at riders looking for a lightweight and precise transmission component, compatible with a wide range of machines. It is particularly suitable for the roadster models listed in compatibility and for standard road use. The machining and quality of the teeth meet JT Sprockets' tolerances for easy and reliable installation on a 520 transmission.
Practical tip: check the condition of the sprocket and chain during replacement to ensure even wear. Manufacturer reference: JTA1303.48BLK.