Rear Caliper Rebuild Kit, BMW - F8X M2/M3/M4, F3X 335i/340i/435i/440i

This part is listed by BMW as BMW part number 34216857153 (34 21 6 857 153) and is described as Genuine BMW Caliper Repair Kit for the rear Brembo caliper used on F8X M2/M3/M4. It's also used for the optional M Sport (S2NH) brakes on F30 335i/340i, and F32 435i/440i models. It also works on other models with M Performance Brembo rear calipers.

2-Series Note: This rebuild kit also fits early-production F22/F23 M235i/M235ix coupe and convertible models built before 10/30/2012. If you have a later chassis, you will find the correct caliper rebuild kit below as a BimmerWorld recommended related item.

This is a Genuine BMW caliper rebuild 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.

Set of boots for 1 rear caliper. Order qty 2 if you are rebuilding both sides. Note: inner piston seals are not available from BMW. This is the outer piston dust boots only.

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