2 x 90mm diameter and 83a durometer Ultra High Rebound polyurethane Motor covers. Compatible with Powerkit setups.
• Lifespan : usually between 1000 and 2000km, but it will really depends on the road surface you are riding on. You should change your covers when their surface is damaged or when the riding sensations are deteriorating.
• Please note : if you change your covers too early, they will be really hard to remove and you could damage your engine. If you are not sure, please drop us a pic of your covers at firstname.lastname@example.org, we will tell you if it's time or not.