When to replace the Brake Discs on your MERCEDES-BENZ SLK
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ SLK (R171) 300 (171.454), MERCEDES-BENZ SLK (R171) 200 Kompressor (171.445), MERCEDES-BENZ SLK (R171) 350 (171.458), MERCEDES-BENZ SLK (R171) 280 (171.454), MERCEDES-BENZ SLK (R171) 350 (171.456), MERCEDES-BENZ SLK (R171) 200 Kompressor (171.442) 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

Tools
Replacement: brake discs – MERCEDES-BENZ SLK (R171). Tools you'll need:
Wire brush
Nylon cleaning brush
WD-40 spray
All-purpose cleaning spray
Brake cleaner
Copper grease
Torque wrench
Drive socket # 18
Torx bit T30
Wheel impact socket #17
Ratchet wrench
Hammer
Pin punch
Impact screwdriver
Crow bar
Wheel chock
Replacement: brake discs – MERCEDES-BENZ SLK (R171). Professionals recommend:
  • Replace the brake disks on the car MERCEDES-BENZ SLK (R171) 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 – MERCEDES-BENZ SLK (R171) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet. Unscrew the brake fluid reservoir cap.
    Step 2
    Secure the wheels with chocks.
    Step 3
    How to change Brake Discs on SLK R171 2004 - free PDF and video manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  2. Step 4
    Raise the rear of the car and secure on supports.
    Step 5
    How to replace MERCEDES-BENZ SLK (R171) 200 Kompressor (171.442) 2005 Brake Discs - step-by-step manuals and video guides
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ SLK (R171)
  3. Step 6
    SLK R171 350 3.5 (171.456) 2006 Brake Discs replacement: free workshop manuals
    Remove the wheel.
  4. Step 7
    Changing Brake Discs on MERCEDES-BENZ SLK (R171) 200 1.8 Kompressor (171.445) 2007 by yourself
    Clean the brake pads fasteners. Use a wire brush. Use all-purpose cleaning spray.
  5. Step 8
    How to remove MERCEDES-BENZ SLK 55 AMG 5.4 (171.473) 2008 Brake Discs - online easy-to-follow instructions
    Remove the brake pad retaining pin. Use a pin punch. Use a hammer.
  6. Step 9
    How to replace Brake Discs on MERCEDES-BENZ SLK (R171) 2009: download PDF manuals and video instructions
    Remove the retaining spring of the brake pads.
  7. Step 10
    How hard is it to do yourself: Brake Discs replacement on SLK R171 300 3.0 (171.454) 2010 - download illustrated guide
    Spread the brake pads. Use a crowbar.
  8. Step 11
    Need to know how to renew Brake Discs on MERCEDES-BENZ SLK 2011? This free workshop manual will help you to do it yourself
    Remove the brake pads.
  9. Step 12
    Changing of Brake Discs on SLK R171 2004 won't be an issue if you follow this illustrated step-by-step guide
    Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
  10. Step 13
    MERCEDES-BENZ SLK 200 Kompressor (171.442) Brake Discs replacement: online guides and video tutorials
    Unscrew the brake caliper fastening. Use a drive socket #18. Use a ratchet wrench.
  11. Step 14
    Replacing Brake Discs on SLK R171 2006 200 Kompressor (171.442) by yourself
    Remove the brake caliper.
    Replacement: brake discs – MERCEDES-BENZ SLK (R171). 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.
  12. Step 15
    SLK (R171) 55 AMG 5.4 (171.473) 2007 Brake Discs DIY replacement workshop manual
    Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
  13. Step 16
    How to change Brake Discs on MERCEDES-BENZ SLK (R171) 2008 - tips and tricks
    Unscrew the brake disc fastening. Use Torx T30. Use an impact screwdriver.
  14. Step 17
    Step-by-step recommendations for DIY replacement SLK R171 2009 55 AMG 5.4 (171.473) Brake Discs
    Remove the brake disc.
  15. Step 18
    DIY replacement of Brake Discs on MERCEDES-BENZ SLK (R171) 280 3.0 (171.454) 2010 is not an issue anymore with our step-by-step tutorial
    Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
  16. Step 19
    How to change Brake Discs on SLK R171 2004 - free PDF and video manuals
    Install the brake disc.
  17. Step 20
    How to replace MERCEDES-BENZ SLK (R171) 200 Kompressor (171.442) 2005 Brake Discs - step-by-step manuals and video guides
    Tighten the brake disc fastening. Use Torx T30. Use a torque wrench. Tighten it to 9 Nm torque.
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DIY MERCEDES-BENZ SLK (R171) Brake Discs replacement - online guide
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