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How to change front wheel bearing on Audi A4 B5 Avant – replacement guide
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Important!
This replacement procedure can be used for:
AUDI A4 Avant (8D5, B5) 1.8 T quattro, AUDI A4 Avant (8D5, B5) 1.6, AUDI A4 Avant (8D5, B5) 1.8, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.8 quattro, AUDI A4 Avant (8D5, B5) 1.9 TDI quattro, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.8, AUDI A4 Avant (8D5, B5) 1.8 quattro, AUDI A4 Avant (8D5, B5) 1.6, AUDI A4 Avant (8D5, B5) 1.9 Hybrid … View more
The steps may slightly vary depending on the car design.
AUDI A4 Avant (8D5, B5) 1.8 T quattro, AUDI A4 Avant (8D5, B5) 1.6, AUDI A4 Avant (8D5, B5) 1.8, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.8 quattro, AUDI A4 Avant (8D5, B5) 1.9 TDI quattro, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.9 TDI, AUDI A4 Avant (8D5, B5) 1.8, AUDI A4 Avant (8D5, B5) 1.8 quattro, AUDI A4 Avant (8D5, B5) 1.6, AUDI A4 Avant (8D5, B5) 1.9 Hybrid … View more
The steps may slightly vary depending on the car design.
How to change front wheel bearing AUDI A4 B5 TUTORIAL | AUTODOC

All the parts you need to replace – Wheel Bearing for A4 Avant (8D5, B5) and other AUDI models
Wheel bearing kit
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Sealant
Combination spanner #17
Combination spanner #18
Drive socket # 13
Drive socket # 16
Drive socket # 17
Drive socket # 18
Drive socket # 24
Wheel impact socket #17
Ratchet wrench
Torque wrench
Bush and bearing driver set
Pin punch
Hammer
Flat chisel
Crow bar
Rubber mallet
Wheel chock
Replacement: wheel bearing – Audi A4 B5 Avant. AUTODOC experts recommend:
- The wheel hub bearing replacement procedure is identical for both wheels on the same axle.
- Do not re-use the bearing assembly of your Audi A4 B5 Avant car.
- All work should be done with the engine stopped.
Replacement: wheel bearing – Audi A4 B5 Avant. Recommended sequence of steps:
- Step 1Secure the wheels with chocks.
- Step 2Loosen the wheel mounting bolts. Use wheel impact socket #17.
- Step 3Raise the front of the car and secure on supports.
- Step 4Unscrew the wheel bolts.Replacement: wheel bearing – Audi A4 B5 Avant. AUTODOC experts recommend:To avoid injury, hold up the wheel when unscrewing the bolts.
- Step 5Remove the wheel.
- Step 6Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.Step 7Unscrew the caliper bracket fastening. Use a drive socket #17. Use a ratchet wrench.
- Step 8Remove the fastening bolts (2 pieces).Step 9Remove the brake caliper together with its bracket.Replacement: wheel bearing – Audi A4 B5 Avant. 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 10Remove the brake disc.
- Step 11Clean the wheel hub fastener. Use a wire brush. Use WD-40 spray.Step 12Unscrew the wheel hub axle nut. Use a drive socket #24. Use a ratchet wrench.
- Step 13Remove the fastening bolt.
- Step 14Clean the fastener that connects the ball joint to the steering knuckle. Use a wire brush. Use WD-40 spray.Step 15Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #18.
- Step 16Disconnect the lower arm from the steering knuckle. Use a crowbar. Use a rubber mallet.Step 17Clean the fastener connecting the tie rod end to the steering knuckle. Use a wire brush. Use WD-40 spray.
- Step 18.1Unscrew the end fastening nut to the steering knuckle.Step 18.2Use a drive socket #13. Use a drive socket #16. Use a ratchet wrench.
- Step 19Remove the fastening bolt.
- Step 20Disconnect the tie rod end from the steering knuckle. Use a flat metal-working chisel. Use a hammer.
- Step 21Unscrew the upper arm fastenings. Use a combination spanner #17. Use a drive socket #17. Use a ratchet wrench.
- Step 22Remove the fastening bolt. Use a pin punch. Use a hammer.
- Step 23Remove the control arms. Use a flat metal-working chisel. Use a hammer.
- Step 24Remove the fastening nut.Step 25Remove the steering knuckle together with the hub.
- Step 26Remove the wheel hub from the steering knuckle. Use a bush and bearing driver set. Use a hammer.
- Step 27Press out the wheel hub bearing. Use a bush and bearing driver set. Use a hammer.
- Step 28Clean the hub bearing mounting seat. Use a wire brush. Use WD-40 spray.
- Step 29Press the new bearing in the steering knuckle. Use a bush and bearing driver set. Use a hammer.Replacement: wheel bearing – Audi A4 B5 Avant. Tip from AUTODOC:Check to make sure the wheel hub bearing is positioned correctly. Avoid its misalignment. Stop pressing on the surface of the bearing immediately after it has been fitted into its mounting seat.
- Step 30Install the wheel hub on the steering knuckle. Use a bush and bearing driver set.
- Step 31Install the steering knuckle with a hub in assembly.
- Step 32Install the fastening nut.Step 33Install the control arms Use a rubber mallet.
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