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December 16, 2024

Brake Rotor Resurfacing vs. Replacement: A Guide for Vehicle Owners

A mechanic measuring disc brake rotor for wear

Your vehicle's brake rotors work alongside brake pads to safely slow and stop your car. When these rotors show signs of wear, you'll need to decide between resurfacing them or replacing them entirely. Here's what you should know to make an informed decision.


Understanding Rotor Resurfacing

Resurfacing (also called turning or machining) involves removing a thin layer of material from the rotor's surface to eliminate imperfections like grooves or uneven wear.

 

This process can be appropriate when:

  • Your rotor thickness meets manufacturer specifications
  • There's only minimal damage or light scoring
  • The rotor shows slight warping that can be corrected

When to Replace Your Rotors

Sometimes replacement is the safer and more effective choice, particularly when:

  • Rotors are worn below manufacturer's minimum thickness requirements
  • There's severe damage, including deep grooves or cracks
  • The rotor has been resurfaced multiple times already
  • There's significant warping that can't be corrected

Comparing Your Options

Resurfacing offers these advantages:

  • Lower cost than replacement
  • Extended life for current rotors
  • Retention of original parts

However, replacement becomes necessary when:

  • Damage is too severe for resurfacing
  • Rotors are too thin for safe machining
  • You want to completely restore braking performance

Warning Signs to Watch For

Pay attention to these indicators that your rotors need attention:

  • Squealing or grinding during braking
  • Vibration in the brake pedal
  • Visible scoring or damage on the rotor surface
  • Decreased braking effectiveness
  • Longer stopping distances

How We Evaluate Your Brake Rotors

At LMD Brake & Alignment Center, our technicians:

  • Measure rotor thickness against manufacturer specifications
  • Thoroughly inspect for wear patterns and damage
  • Provide honest recommendations based on safety and cost-effectiveness

Making the Right Choice

The decision between resurfacing and replacement depends on your specific situation. While resurfacing can save money on rotors with minor wear, replacement ensures optimal safety when damage is severe.

We understand the importance of both safety and value. Our experienced technicians will carefully evaluate your brake system and recommend the most appropriate solution for your vehicle.


Want to ensure your brakes are performing at their best? Schedule an inspection with LMD Brake & Alignment Center today.

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