Caliper Dust Boot Kit, BMW - F8X M2/M3/M4, F3X 335i/340i/435i/440i, F22 M235i/M240i

This part is listed by BMW as BMW part number 34116850935 (34 11 6 850 935) and is described as the set of factory replacement dust boots for the front of F8X M2/M3/M4, F22 M235i/M240i, F30 335i/340i, and F32 435i/440i models. It also works on other models with M Performance Brembo front calipers. One kit replaces the piston dust boots on one caliper. Order one for each caliper you want to refresh.

Note: piston seals are not available from BMW. This is the outer piston dust boots only. See Related Items below for aftermarket kits that include the piston seals.

This is a Genuine BMW caliper dust boot kit with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.