JT. Racelite Aluminium Black 897 - 520 SprocketRef : JTC00559A / 1096584003

JT SPROCKETS Racelite Black Aluminum Sprocket 897 - 520 (Manufacturer part number: JTA897.40BLK): a lightweight sprocket designed for the final drive of motorcycles and quads using a 520 pitch chain.

Machined from aerospace-grade 7075‑T6 aluminum (Ergal), this Racelite sprocket offers a good balance of strength and weight for those looking to replace their original part or modify the gearing. Its black finish gives it a sleek and harmonious look on both prepared and stock rear ends.

• Material: 7075‑T6 aluminum (Ergal)
• Color: black
• Number of teeth: 40
• Chain pitch: 520
• Type: standard, for direct replacement on compatible 520 transmissions

Suitable for Quad, Cross, and Roadster environments, this sprocket is appropriate for both on-road and off-road uses. Possible compatible models (check compatibility before purchase):

• GAS GAS SM 700 (2026)
• KTM 690 SMC R (2026)
• TRIUMPH TF 250‑X (2026)

Before installation, check the desired number of teeth and the pitch circle diameter. Replace the sprocket while respecting the torque specifications and the condition of the chain to ensure a clean and safe drive.