Chain Kit aluminium red 14x53 - 420 Doppler Derbi GPR / Aprilia RS4

If your chain is starting to stretch out and show easy side to side play, the links develop flat wear patterns or you notice rust and the sprockets are worn down which you can easily see as the teeth are either broken, bent, worn down or cupped out at the base, it is high time to change chain and sprockets. This is an excellent value for money Chain Kit aluminium red 14x53 - 420 Doppler Derbi GPR / Aprilia RS4. The sprocket is made from ultralight aluminium and is painted a stunning looking red. Suitable for standard as well as racing use. Since the sprocket is ultralight, we can recommend this kit for drag racing where less weight translates into better take-offs.

Details:

• sprocket teeth: 14 / 53
• chain size: 420
• rear sprocket inner diameter: 108mm (3x2 holes)
• extremely light
• very resistant

Note: we cannot tell you with 100% certainty which chain and sprockets will fit a specific model; please check the measurements of your original sprockets and chain against the picture and details given above.