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How to change rear shock absorbers on AUDI A6 Avant (4F5, C6) – replacement guide
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Important!
This replacement procedure can be used for:
AUDI A6 Avant (4F5, C6) 3.0 TFSI quattro, AUDI A6 Avant (4F5, C6) 2.0 TDI, AUDI A6 Avant (4F5, C6) 2.7 TDI, AUDI A6 Avant (4F5, C6) 3.0 TDI quattro, AUDI A6 Avant (4F5, C6) 3.2 FSI, AUDI A6 Avant (4F5, C6) 3.2 FSI quattro, AUDI A6 Avant (4F5, C6) 4.2 quattro, AUDI A6 Avant (4F5, C6) 2.4, AUDI A6 Avant (4F5, C6) 2.4 quattro, AUDI A6 Avant (4F5, C6) 3.0 TDI quattro, AUDI A6 Avant (4F5, C6) 2.7 TDI, AUDI A6 Avant (4F5, C6) 2.7 TDI quattro, AUDI A6 Avant (4F5, C6) 2.0 TFSI, AUDI A6 Avant (4F5, C6) 2.0 TDI, AUDI A6 Avant (4F5, C6) 2.7 TDI quattro, AUDI A6 Avant (4F5, C6) 4.2 FSI quattro, AUDI A6 Avant (4F5, C6) 3.0 TDI quattro, AUDI A6 Avant (4F5, C6) 2.8 FSI, AUDI A6 Avant (4F5, C6) 3.0 quattro, AUDI A6 Avant (4F5, C6) 2.8 FSI quattro, AUDI A6 Avant (4F5, C6) 2.0 TDI, AUDI A6 Avant (4F5, C6) 2.0 TDI, AUDI A6 Avant (4F5, C6) 2.7 TDI, AUDI A6 Avant (4F5, C6) 2.7 TDI quattro, AUDI A6 Avant (4F5, C6) 2.8 FSI, AUDI A6 Avant (4F5, C6) 2.8 FSI, AUDI A6 Avant (4F5, C6) 2.8 FSI quattro, AUDI A6 Avant (4F5, C6) 2.8 FSI quattro, AUDI A6 Avant (4F5, C6) 3.0 TDI quattro, AUDI A6 Avant (4F5, C6) 3.0 TFSI quattro, AUDI A6 Avant (4F5, C6) 3.0, AUDI A6 Avant (4F5, C6) 2.0 TDI … View more
The steps may slightly vary depending on the car design.
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The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Shock Absorber for A6 Avant (4F5, C6) and other AUDI models
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Combination spanner #17
Combination spanner #21
Drive socket # 16
Drive socket # 17
Drive socket # 21
Torx bit T25
Wheel impact socket #17
Ratchet wrench
Torque wrench
Locking pliers
Vice
Hydraulic transmission jack
Wheel chock
Replacement: shock absorbers – AUDI A6 Avant (4F5, C6). Tip from AUTODOC:
- Both shock absorbers of the rear suspension should be replaced simultaneously.
- The replacement procedure is identical for the left and right shock absorbers of the rear suspension.
- All work should be done with the engine stopped.
Replacement: shock absorbers – AUDI A6 Avant (4F5, C6). Recommended sequence of steps:
- Step 1
Secure the wheels with chocks. - Step 2
Loosen the wheel mounting bolts. Use wheel impact socket #17. - Step 3Raise the rear of the car and secure on supports.Step 4
Unscrew the wheel bolts.Replacement: shock absorbers – AUDI A6 Avant (4F5, C6). Tip:To avoid injury, hold up the wheel when unscrewing the bolts. - Step 5
Remove the wheel. - Step 6
Unscrew and remove the wheel arch cover fasteners. Use Torx T25. - Step 7
Remove the wheel arch cover. - Step 8
Clean the shock absorber fasteners. Use a wire brush. Use WD-40 spray. - Step 9
Unscrew the lower fastener of the shock absorber. Use a combination spanner #21. Use a drive socket #21. Use a ratchet wrench. - Step 10
Support the arm. Use a hydraulic transmission jack. - Step 11
Remove the fastening bolt. - Step 12
Clean the shock absorber fasteners. Use a wire brush. Use WD-40 spray. - Step 13
Unscrew the upper fastener of the shock absorber. Use a drive socket #16. Use a ratchet wrench.AUTODOC recommends:Important! Hold the shock absorber while unscrewing the fastening bolts. AUDI A6 Avant (4F5, C6) - Step 14Remove the support from under the arm.Replacement: shock absorbers – AUDI A6 Avant (4F5, C6). Professionals recommend:Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.Step 15
Remove the shock absorber. - Step 16
Grip the shock absorber in a vice. - Step 17
Clean the shock absorber rod fastener. Use a wire brush. Use WD-40 spray. - Step 18
Remove the shock absorber piston rod fastening. Use a drive socket #17. Use a ratchet wrench. - Step 19
Remove the shock absorber mount, boot and bump stop.Replacement: shock absorbers – AUDI A6 Avant (4F5, C6). AUTODOC experts recommend:Examine the shock absorber dust cap and the bump stop. Replace them if necessary. Before installing a new shock absorber you should pump it manually 3-5 times. - Step 20
Install the mount, boot and bump stop onto a new shock absorber. - Step 21
Screw the shock strut piston rod upper fastening. Use a combination spanner #17. Use locking pliers. Use a torque wrench. Tighten it to 25 Nm torque. - Step 22
Release the vice and take out the shock absorber.
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