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How to Repair Damage from Curb Rash on Alloy Wheels

  • fixinalloys
  • Aug 1
  • 4 min read

Curb rash on alloy wheels is a common issue that many drivers face. It happens when your wheel scrapes against a curb, leaving unsightly scratches, scuffs, or gouges. Not only does curb rash affect the appearance of your vehicle, but it can also lead to corrosion and weaken the wheel over time. Fortunately, curb rash repair is a manageable task that can restore your wheels to their original condition. This guide will walk you through the process of repairing curb rash on alloy wheels, whether you want to do it yourself or seek professional help.


Understanding Curb Rash Repair: What You Need to Know


Curb rash repair involves several steps to ensure the damaged area is properly restored. The severity of the damage will determine the complexity of the repair. Minor scratches and scuffs can often be fixed with simple sanding and repainting, while deeper gouges may require filling and more extensive work.


Tools and Materials Needed for Curb Rash Repair


Before starting the repair, gather the following materials:


  • Sandpaper (various grits: 240, 400, 800, 1200)

  • Alloy wheel filler or putty

  • Primer spray paint

  • Alloy wheel paint (matching your wheel colour)

  • Clear coat spray

  • Masking tape and paper

  • Cleaning solution (isopropyl alcohol or wheel cleaner)

  • Microfibre cloths

  • Safety gloves and goggles


Having the right tools and materials will make the repair process smoother and more effective.


Step-by-Step Process for Curb Rash Repair


  1. Clean the Wheel Thoroughly

    Use a cleaning solution to remove dirt, grease, and brake dust from the damaged area. This ensures better adhesion of filler and paint.


  2. Sand the Damaged Area

    Start with coarse sandpaper (240 grit) to smooth out the rough edges of the curb rash. Gradually move to finer grits (400, 800) to create a smooth surface.


  3. Apply Alloy Wheel Filler

    For deeper scratches or gouges, apply a thin layer of alloy wheel filler. Allow it to dry completely, then sand it smooth with fine sandpaper.


  4. Mask Off the Wheel

    Use masking tape and paper to protect the tyre and undamaged parts of the wheel from overspray.


  5. Apply Primer

    Spray a light coat of primer over the repaired area. Let it dry according to the manufacturer’s instructions.


  6. Paint the Wheel

    Apply several light coats of alloy wheel paint, allowing each coat to dry before applying the next. Match the paint colour as closely as possible to your wheel.


  7. Apply Clear Coat

    Finish with a clear coat to protect the paint and give the wheel a glossy finish.


  8. Allow to Cure

    Let the wheel cure for at least 24 hours before driving.


Close-up view of alloy wheel with curb rash damage
Damaged alloy wheel showing curb rash scratches

Can you fix curb rash on your own?


Many car owners wonder if they can fix curb rash themselves. The answer is yes, especially for minor damage. DIY curb rash repair kits are widely available and come with detailed instructions. However, the success of a DIY repair depends on your patience, attention to detail, and the severity of the damage.


Pros of DIY Curb Rash Repair


  • Cost-effective: Saves money compared to professional repairs.

  • Convenient: Can be done at home without needing to visit a workshop.

  • Satisfaction: Provides a sense of accomplishment.


Cons of DIY Curb Rash Repair


  • Time-consuming: Requires several hours including drying times.

  • Skill-dependent: Poor technique can worsen the damage or result in uneven finishes.

  • Limited for severe damage: Deep gouges or structural damage need professional attention.


If you decide to fix curb rash yourself, follow the step-by-step guide carefully and take your time. For more extensive damage, it’s best to consult experts who specialise in alloy wheel restoration.


Eye-level view of a person sanding an alloy wheel
Person sanding alloy wheel to repair curb rash

When to Seek Professional Curb Rash Repair Services


Professional repair services offer several advantages, especially for serious damage or if you want a flawless finish. Experts have specialised tools, high-quality materials, and experience to restore your wheels to showroom condition.


Benefits of Professional Repair


  • Expertise: Skilled technicians can handle all levels of damage.

  • Quality finish: Professional paint matching and finishing.

  • Time-saving: Repairs are completed faster and with less hassle.

  • Warranty: Many services offer guarantees on their work.


If you want to fix curb rash wheels with confidence and minimal effort, professional alloy wheel repair companies are the best choice. They can also check for any hidden structural damage that might compromise safety.


High angle view of a professional workshop repairing alloy wheels
Professional workshop repairing alloy wheels

Tips to Prevent Curb Rash Damage in the Future


Prevention is always better than repair. Here are some practical tips to help you avoid curb rash on your alloy wheels:


  • Be cautious when parking: Take your time and avoid getting too close to curbs.

  • Use parking sensors or cameras: These can help you judge distances better.

  • Install alloy wheel protectors: These rim protectors act as a buffer between the wheel and the curb.

  • Maintain proper tyre pressure: Under-inflated tyres can increase the risk of wheel damage.

  • Choose wider tyres: They provide more cushion and reduce the chance of scraping.


By adopting these habits, you can keep your alloy wheels looking great and reduce the need for frequent repairs.


Restoring Your Wheels: More Than Just Aesthetic Appeal


Repairing curb rash is not only about improving the look of your wheels. It also helps maintain the integrity and safety of your vehicle. Damaged alloy wheels can lead to corrosion, which weakens the metal and may cause cracks or failure over time. Proper repair and maintenance extend the lifespan of your wheels and ensure safer driving conditions.


If you want to maintain your vehicle’s value and appearance, addressing curb rash promptly is essential. Whether you choose to do it yourself or hire professionals, the key is to act quickly and follow the right steps.



By following this comprehensive guide, you can confidently tackle curb rash repair on your alloy wheels. Remember, minor damage can often be fixed at home with patience and the right materials, but for more serious issues, professional help is the safest and most effective option. Taking care of your wheels not only enhances your car’s look but also protects your investment for years to come.

 
 
 

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