How to Replace Rotors
Learn how to replace rotors with our detailed step-by-step guide. Follow our easy instructions to get it done right.
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0 of 6 steps completedStep-by-Step Instructions
1 Step 1: Check Rotors for Warping or Wear
Step 1: Check Rotors for Warping or Wear
Measure rotor thickness with micrometer, check for warping, grooves, or scoring indicating replacement needed.
Digital Micrometer
Precision tool for measuring rotor thickness
2 Step 2: Lift Vehicle and Remove Wheel
Step 2: Lift Vehicle and Remove Wheel
Jack up car safely on stands, remove lug nuts and wheel to access brake assembly.
Floor Jack and Stands
Hydraulic jack with safety stands for lifting vehicle
Breaker Bar
Long handle for breaking loose tight lug nuts
3 Step 3: Remove Brake Caliper
Step 3: Remove Brake Caliper
Unbolt caliper mounting bolts, lift caliper off rotor, hang with wire (don't let hang by brake line).
Brake Caliper Hangers
Wire hooks for suspending caliper safely
Socket and Ratchet Set
Tools for removing caliper and bracket bolts
4 Step 4: Remove Caliper Bracket and Old Rotor
Step 4: Remove Caliper Bracket and Old Rotor
Unbolt caliper bracket, pull off old rotor (may need hammer taps if rusted on).
Rubber Mallet
Soft hammer for loosening stuck rotors
Penetrating Oil
Spray for loosening rusted rotor hub
5 Step 5: Install New Rotor and Bracket
Step 5: Install New Rotor and Bracket
Clean hub surface, slide on new rotor, reinstall caliper bracket with threadlocker on bolts.
Brake Rotor Pair
Replacement rotors for your vehicle (front or rear)
Blue Threadlocker
Medium-strength threadlocker for brake bolts
Wire Brush
Brush for cleaning rotor hub surface
6 Step 6: Reinstall Caliper and Wheel
Step 6: Reinstall Caliper and Wheel
Place caliper over new rotor, tighten bolts, pump brake pedal, reinstall wheel and torque to spec.
Torque Wrench
Click-type wrench for proper lug nut tightening