JT. JT/JT 520X1R3 14/40 Standard - Standard Rear Sprocket Chain kitHONDA 300 CRF 300 L - 2021 - 2024Ref : JTC01704A / 3065133

JT/JT 520X1R3 Chain Kit 14/40 — Standard Sprocket

Complete transmission kit to replace the sprocket and rear sprocket with the JT 520X1R3 chain. Designed for riders who want a robust and easy-to-install transmission, this kit includes a 14-tooth sprocket, a 40-tooth rear sprocket (standard), and the 520X1R3 chain. Steel materials for the sprocket and chain set/color steel for a sleek look and good durability in use.

Technical specifications:

• Chain type: 520X1R3
• Pitch: 520
• Tensile strength: 4,050 kg (39.7 kN)
• Roller: Ø 10.22 mm
• Internal axle length: 20.30 mm
• Plate thickness: int. 2.2 mm / ext. 2.0 mm
• Riveting: 4-fold (rivet installation possible)
• Solid bushing: solid bushing insert
• Seals: X-Ring (reduces friction and protects against dirt)
• Available closure: DL (rivet), RL/SL (clip)

Suitable for a wide range of road and light off-road applications. Compatibility examples: HONDA CRF 300 L (2024–2026). Simple installation to restore precise and safe transmission; regular maintenance is recommended to maximize the longevity of the chain and sprockets.