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How to change rear brake discs on BMW X3 E83 – replacement guide
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Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
BMW X3 (E83) xDrive20d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) 3.0i xDrive, BMW X3 (E83) 3.0d, BMW X3 (E83) 2.0d, BMW X3 (E83) 2.0i, BMW X3 (E83) 3.0d, BMW X3 (E83) 3.0 si, BMW X3 (E83) 2.5si, BMW X3 (E83) 3.0sd, BMW X3 (E83) 2.0 sd, BMW X3 (E83) xDrive 20 i, BMW X3 (E83) xDrive25i, BMW X3 (E83) xDrive30i, BMW X3 (E83) xDrive20d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) xDrive 35 d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) 2.5si xDrive, BMW X3 (E83) 3.0 si, BMW X3 (E83) 3.0d … View more
The steps may slightly vary depending on the car design.
BMW X3 (E83) xDrive20d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) 3.0i xDrive, BMW X3 (E83) 3.0d, BMW X3 (E83) 2.0d, BMW X3 (E83) 2.0i, BMW X3 (E83) 3.0d, BMW X3 (E83) 3.0 si, BMW X3 (E83) 2.5si, BMW X3 (E83) 3.0sd, BMW X3 (E83) 2.0 sd, BMW X3 (E83) xDrive 20 i, BMW X3 (E83) xDrive25i, BMW X3 (E83) xDrive30i, BMW X3 (E83) xDrive20d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) xDrive 35 d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) 2.5si xDrive, BMW X3 (E83) 3.0 si, BMW X3 (E83) 3.0d … View more
The steps may slightly vary depending on the car design.
How to change rear brake discs on BMW X3 E83 [TUTORIAL AUTODOC]

All the parts you need to replace – Brake Discs for X3 (E83) and other BMW models
Brake disc
Alternative products

Wire brush
Nylon cleaning brush
WD-40 spray
Brake cleaner
Copper grease
Torque wrench
Drive socket # 16
HEX bit No.H5
HEX bit No.H7
Wheel impact socket #17
Brake caliper wind back tool
Ratchet wrench
Tap wrench
Rubber mallet
Impact screwdriver
Round-nose pliers
Crow bar
Wheel chock
Replacement: brake discs – BMW X3 E83. AUTODOC recommends:
- Replace the brake disks on the car BMW X3 E83 in complete set for each axis. Regardless of the state of components. This will ensure even braking.
- The replacement procedure is identical for both brake disks on the same axle.
- When changing the brake discs, always replace the brake pads.
- Please note: all work on the car – BMW X3 E83 – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Open the bonnet. Unscrew the brake fluid reservoir cap.
- Step 2Secure the wheels with chocks.Step 3Loosen the wheel mounting bolts. Use wheel impact socket #17.
- Step 4Raise the rear of the car and secure on supports.
- Step 5Unscrew the wheel bolts.AUTODOC recommends:Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. BMW X3 E83
- Step 6Remove the wheel.
- Step 7Remove the dust boot caps of the brake caliper guide pins. Use a crowbar.
- Step 8Unscrew the brake caliper fastening. Use HEX No.H7. Use a ratchet wrench.
- Step 9Disconnect the brake pads wear sensor. Use round-nose pliers.
- Step 10Detach the brake caliper retaining spring. Use a crowbar.
- Step 11Spread the brake pads. Use a crowbar.
- Step 12Remove the brake caliper.Replacement: brake discs – BMW X3 E83. Professionals recommend:Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur. Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
- Step 13Remove the brake pads.
- Step 14Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
- Step 15Unscrew the caliper bracket fastening. Use a drive socket #16. Use a tap wrench. Use a ratchet wrench.
- Step 16Remove the caliper bracket.
- Step 17Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
- Step 18Unscrew the brake disc fastening. Use HEX No.H6. Use an impact screwdriver. Use a rubber mallet.
- Step 19Remove the brake disc.
- Step 20Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
- Step 21Remove anti-corrosion grease from the new brake disk. Use a brake cleaner.AUTODOC recommends:Replacement: brake discs – BMW X3 E83. After applying the spray, wait a few minutes.
- Step 22Install the brake disc.
- Step 23Tighten the brake disc fastening. Use HEX No.H5. Use a torque wrench. Tighten it to 16 Nm torque.
- Step 24Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.Replacement: brake discs – BMW X3 E83. Professionals recommend:After applying the spray, wait a few minutes.
- Step 25Install the brake caliper bracket.
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