Rear Mirror Gasket R/H RSV4 09-15 part number 893935
Fitment - RSV4 09-14
Right hand side mirror gasket, genuine Aprilia motorcycle part, number 893935.
This is used to protect your paintwork and provide added security when tightening the mirror down if it's been removed. It will also prevent the ingress of dirt, water and any other unwanted fluids behind your mirror.