chain kit Premium 11/59 teeth for Aprilia SX 50, Gilera SMT, Derbi Senda 50 SM E4 2018-

Weight optimized 101 Octane Premium chain kit with a high tensile, laser cut rear sprocket made of ALFORM 460 EN10149 fine grain steel: up to three times more durable than conventional sprockets.

This factory-set ratio chain kit comes with an AFAM 420 R1-G drive chain with 134 links.

Delivery includes front sprocket, rear sprocket, driving chain and master link joint.

Product picture is for purpose of demonstration only.

Ratio: stock
Rear sprocket: 59 teeth
Front sprocket: 11 teeth
Chain length: 134 links
Chain type / pitch: 420
Master link type: clip
Chain strength: 2100 daN