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How to change front wheel bearing on BMW E82 – replacement guide

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Important!

This replacement procedure can be used for:
BMW 1 Coupe (E82) 118 d, BMW 1 Coupe (E82) 135 i, BMW 1 Coupe (E82) 120d, BMW 1 Coupe (E82) 123d, BMW 1 Coupe (E82) 125i, BMW 1 Coupe (E82) 120d, BMW 1 Coupe (E82) 120 i, BMW 1 Coupe (E82) 118 d, BMW 1 Coupe (E82) 120 i … View more

The steps may slightly vary depending on the car design.

How to change front wheel bearing on BMW 1 Series E82 [TUTORIAL AUTODOC]

Alternative products

Replacement: wheel bearing – BMW E82. Tools you need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Copper grease 
                    
                      Combination spanner #18
                    
                      HEX bit no.H6.
                    
                      Drive socket # 15 
                    
                      Drive socket # 18 
                    
                      Drive socket # 21 
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Shock absorber socket
                    
                      Tap wrench
                    
                      Vice
                    
                      Crow bar
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: wheel bearing – BMW E82. AUTODOC recommends:

Do not re-use the bearing assembly of your BMW E82 car.
The wheel hub bearing replacement procedure is identical for both wheels on the same axle.
Warning! Shut down the engine before starting any work – BMW E82.

Carry out replacement in the following order:

Step 1

Secure the wheels with chocks.
Step 2

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 3

Raise the front of the car and secure on supports.
Step 4

Unscrew the wheel bolts.

Replacement: wheel bearing – BMW E82. Tip from AUTODOC:
To avoid injury, hold up the wheel when unscrewing the bolts.
Step 5

Remove the wheel.
Step 6

Clean the stabiliser link fasteners. Use a wire brush. Use WD-40 spray.
Step 7

Unscrew the fastener connecting the stabilizer link to the shock strut. Use a combination spanner #18. Use a drive socket #15. Use a ratchet wrench.
Step 8

Remove the stabilizer rod.
Step 9

Disconnect the ABS sensor wiring.
Step 10

Detach the ABS sensor connector.
Step 11

Spread the brake pads. Use a crowbar.
Step 12

Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 13

Unscrew the caliper bracket fastening. Use a drive socket #18. Use a tap wrench.
Step 14

Remove the brake caliper together with its bracket.

AUTODOC recommends:
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.
Step 15

Clean the fastener connecting the tie rod end to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 16

Unscrew the end fastening nut to the steering knuckle. Use a drive socket #21. Use a ratchet wrench.
Step 17

Disconnect the tie rod end from the steering knuckle.
Step 18

Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
Step 19

Unscrew the rear fastener connecting the control arm to the subframe. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 20

Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 21

Unscrew the lower fastener connecting the shock strut to the steering knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 22

Unscrew the front arm fastener. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 23

Remove the fastening bolts.
Step 24

Remove the control arms. Use a crowbar.
Step 25

Remove the fastening bolt.
Step 26

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 27

Release the lower fastener connecting the shock strut to the steering knuckle. Use a special drive socket to remove the shock absorber. Use a ratchet wrench.
Step 28

Lower the hydraulic transmission jack by 10-15 cm.

AUTODOC recommends:
BMW E82 – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 29

Disconnect the steering knuckle from the shock absorber strut.
Step 30

Place the steering knuckle assembled with the wheel hub in a vice.

Step 31

Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
Step 32

Unscrew the brake disc fastening. Use HEX No.H6. Use a ratchet wrench.
Step 33

Remove the brake disc.
Step 34

Clean the wheel hub fastener. Use a wire brush. Use WD-40 spray.
Step 35

Unscrew the wheel hub axle nut. Use a drive socket #18. Use a ratchet wrench.
Step 36

Remove the hub and the bearing together, since they are a sealed unit.
Step 37

Clean the wheel hub mounting seat. Use a wire brush. Use WD-40 spray.
Step 38

Treat the wheel hub mounting seat. Use copper grease.
Step 39

Install the new wheel hub with a bearing.
Step 40

Tighten the hub. Use a drive socket #18. Use a torque wrench. Tighten it to 110 Nm torque.

Replacement: wheel bearing – BMW E82. AUTODOC experts recommend:
The wheel bearing unit must not tilt on the axle pin.
Step 41

Treat the hub where it contacts the brake disk. Use copper grease.
Step 42

Install the brake disc.
Step 43

Tighten the brake disc fastening. Use HEX No.H6. Use a torque wrench. Tighten it to 9 Nm torque.
Step 44

Release the vice and remove the steering knuckle assembled with the wheel hub.

Step 45

Treat the shock strut mounting seat on the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 46

Fix the shock absorber strut on the steering knuckle.
Step 47

Install the fastening bolt.
Step 48

Remove the support from under the steering knuckle.

AUTODOC recommends:
Replacement: wheel bearing – BMW E82. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 49

Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 50

Install the control arms.
Step 51

Install the fastening bolts.
Step 52

Clean the mounting seats of the tie rod end. Use a wire brush. Use WD-40 spray.
Step 53

Connect the tie rod end to the steering knuckle.
Step 54

Screw on the fastening nut that connects the tie rod end to the steering knuckle. Use a drive socket #21. Use a ratchet wrench.
Step 55

Install the brake caliper together with its bracket.
Step 56

Tighten the brake caliper bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 110 Nm torque.
Step 57

Screw in the fastener that connects the shock strut to the steering knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 58

Support the arm. Use a hydraulic transmission jack.
Step 59

Tighten the rear fastener of the control arm. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 68 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 60

Tighten the front fastener connecting the control arm to the subframe. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 68 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 61

Tighten the lower fasteners connecting the shock strut to the steering knuckle. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 82 Nm torque.
Step 62

Remove the support from under the arm.

Replacement: wheel bearing – BMW E82. Tip from AUTODOC experts:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.
Step 63

Tighten the fastening nut connecting the tie rod end to the steering knuckle. Use a drive socket #21. Use a torque wrench. Tighten it to 165 nm torque.
Step 64

Attach the ABS sensor connector.
Step 65

Connect the ABS sensor wiring.
Step 66

Ιnstall the transverse stabilizer link.
Step 67

Tighten the fastener connecting the stabilizer link to the shock strut. Use a combination spanner #18. Use a drive socket #15. Use a torque wrench. Tighten it to 58 Nm torque.
Step 68

Treat all joints of the arm. Treat the shock strut fasteners. Use copper grease.
Step 69

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 70

Clean the brake disk surface. Use a brake cleaner.

Replacement: wheel bearing – BMW E82. Tip:
After applying the spray, wait a few minutes.
Step 71

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. BMW E82
Step 72

Screw in the wheel bolts. Use wheel impact socket #17.
Step 73

Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 120 nm torque.
Step 74

Remove the jacks and chocks.

AUTODOC recommends:
BMW E82 – Without starting the engine, press the brake pedal several times until it feels firm.

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