JT. JT/JT 420HDR 11/59 Standard - Standard Rear Sprocket 1133 Chain kitRef : JTC01235A / 3065294

JT/JT 420HDR 11/59 Chain Kit - Standard Sprocket

Complete transmission kit by JT DRIVE CHAIN, designed for urban rides and small 50cc trails. This kit includes a reinforced 420 HDR chain, a standard sprocket (11 teeth), and a standard sprocket (59 teeth), all made of steel, for a simple and clean replacement of the final drive.

• Chain: pitch 420, HDR type, reinforced quality, steel finish.
• Sprocket & sprocket: steel material, standard mounting suitable for the 420HDR chain.
• Type of seals: no seals (non-sealed).
• Usage: urban oriented / 50cc — suitable for daily use and city sessions.
• Adjustment: ratio 11/59 to modify acceleration behavior and speed predictably.

Please check the list of components and compatibility with your motorcycle before ordering: depending on the model, the kit may vary. This kit is offered for many 50cc models; examples of common fits:

• DERBI SENDA X-TREME 50 SM (2022)
• GILERA SMT 50 DRIFTING (2020)
• APRILIA SX 50 FACTORY (2020)

Delivered in a ready-to-install configuration, this kit makes it easy to restore your transmission. Check the wear of the sprockets and chain tension upon installation and adhere to the recommended lubrication intervals. Manufacturer reference: Not provided.