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

This part replaces BMW part number 34116850935 (34 11 6 850 935) and is described as the set of replacement piston seals and silicone 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 all of the boots and seals on one caliper. Order one for each caliper you want to refresh.

The silicone dust boots in this kit have a higher temperature rating for more durability in a track environment than the original rubber boots.

Note: this kit includes silicone dust boots and piston seals.

This part is manufactured by an aftermarket supplier of European auto parts, including many brake components. While not carrying OEM status, this part follows the design of the original very closely and uses similar materials. An aftermarket part may even have the same TUV approval as its OEM counterpart. The brand may even be OEM to another manufacturer besides BMW. This aftermarket brand has a two year warranty - the same as Genuine BMW and OEM brands.