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How to change rear brake discs on VAUXHALL Astra Mk V (H) TwinTop (A04) – 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:
VAUXHALL Astra Mk V (H) TwinTop (A04) 1.9 CDTi (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 2.0 Turbo (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 1.8 (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 2.0 (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 1.6 (L67) … View more
The steps may slightly vary depending on the car design.
VAUXHALL Astra Mk V (H) TwinTop (A04) 1.9 CDTi (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 2.0 Turbo (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 1.8 (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 2.0 (L67), VAUXHALL Astra Mk V (H) TwinTop (A04) 1.6 (L67) … View more
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 – Brake Discs for Astra Mk V (H) TwinTop (A04) and other VAUXHALL models
Brake disc
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Torx bit T30
Drive socket # E18
Wheel impact socket #17
Ratchet wrench
Torque wrench
Flat Screwdriver
Wheel chock
Replacement: brake discs – VAUXHALL ASTRA Mk V (H) TwinTop. AUTODOC experts recommend:
- Replace the brake disks on the car VAUXHALL ASTRA Mk V (H) TwinTop 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.
- Warning! Shut down the engine before starting any work – VAUXHALL ASTRA Mk V (H) TwinTop.
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.Replacement: brake discs – VAUXHALL ASTRA Mk V (H) TwinTop. Tip:To avoid injury, hold up the wheel when unscrewing the bolts.
- Step 6Remove the wheel.
- Step 7Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
- Step 8Unscrew the caliper bracket fastening. Use a drive socket #E18. Use a ratchet wrench.
- Step 9Remove the fastening bolts (2 pieces).Step 10Remove the brake caliper together with its bracket. Use a flat screwdriver.Replacement: brake discs – VAUXHALL ASTRA Mk V (H) TwinTop. 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.Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
- Step 11Clean the brake disc fastener. Use a wire brush. Use WD-40 spray.
- Step 12Unscrew the brake disc fastening. Use Torx T30. Use a ratchet wrench.
- Step 13Remove the brake disc.
- Step 14Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
- Step 15Install the brake disc.
- Step 16Tighten the brake disc fastening. Use Torx T30. Use a torque wrench. Tighten it to 4 Nm torque.
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