



JT SPROCKETS Standard Steel Sprocket 897 - 520 (Manufacturer Part No: JTR897.51SC)
Made from C49 steel, this JT Sprockets 897 sprocket with 51 teeth is designed for motorcyclists who are replacing a worn part or modifying their gearing. Designed for transmissions equipped with a chain pitch of 520, it features a standard tooth design suitable for both road and light off-road use (cross, roadster).
The steel construction ensures good mechanical strength and controlled wear when properly mounted and maintained. Before installation, check compatibility with your hub and the spacing; adhere to the manufacturer's torque specifications and recommended chain tension. After installation, lubricate the chain and check alignment to preserve the lifespan of the entire transmission system.
Common applications include: GAS GAS SM 700 (2026), KTM 690 SMC R (2026), and TRIUMPH TF 250‑X (2026). If in doubt, compare the part number and specifications with the original sprocket.