Last updated on April 13th, 2026 at 01:42 am
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Removing paint from an RC car body is usually doable if you use the right method and stay patient. The cleanest results usually come from softening the paint and lifting it off, not scraping at it with a sharp tool.
This matters even more with Lexan bodies, because some removers can fog the plastic or make it brittle. If you want to strip an old paint job, change the color, or prep the shell for a fresh design, there are a few methods that are commonly used and a few you should handle with extra care.
Pick the method that matches the body material and the finish you want to save. If you plan to repaint after stripping, it also helps to think ahead about the new paint choice and how the shell will be masked and handled once the old color is off.
What you need before you start
- Gloves
- An old paintbrush or rag
- Airtight container or plastic bag
- The remover you want to use
- Water for rinsing or cleanup
- Good ventilation
For a repaint after stripping, it can help to review the 3 paints for RC car bodies so you can match the new finish to Lexan.
Step-by-step process for removing paint
- Take the body off the RC car and check whether it is Lexan or another plastic shell.
- Choose one remover method and test it on a small spot first if the body is valuable or unknown.
- Apply the remover carefully and let it work before you start scrubbing.
- Wipe, scrub, or peel the paint away slowly.
- Wash or rinse the shell when the paint is gone, then let it dry fully.
Do not start with scraping unless you are trying to ruin the shell. A sharp object can scratch the body and leave marks that are hard to hide later.
| Method | How it is used | Main caution |
|---|---|---|
| Nitro fuel | Brush it on with an old paintbrush; the paint can start coming off almost immediately. | You do not need to soak the whole body, and the fuel does not have to be new. |
| WD-40 | Spray a lot on the shell, seal it in a plastic bag or airtight container, and let it sit for a few hours. | Best described as a cheap method for Lexan bodies. |
| Brake fluid | Works cheaply and is easy to find at an auto supply store. | Can change color and make Lexan brittle, so test a small spot first. |
| Denatured alcohol | Let the body soak for a while and the paint should come off. | Often used when you want to avoid fogging and brittleness issues. |
| Nail polish remover | Use it like a remover for the painted body surface. | Work in a well-ventilated area because the smell can be strong. |
| Lacquer thinner | Useful when stripping the inside of the body. | Can fog the shell, which is a problem if you want a clear finish. |
| Brasso | Rub it on with a rag over your fingers using small circles. | Works very well on Lexan, but do not scrub too hard. |
| Shoe Goo | Apply it, move the paint around until it sticks, then let it dry and peel it off. | Drywall mesh can make peeling easier after it dries. |
Nitro fuel
Nitro fuel is one of the faster ways to start lifting paint. Dip an old paintbrush into the fuel and brush it over the shell the same way you would paint it. The paint should begin to come off almost immediately.
If you have old nitro fuel that is no longer good for running, it can still be used for this job.
WD-40
WD-40 is a cheap option for getting paint off a Lexan body. Spray the shell heavily, place it in an airtight container or plastic bag, and let it sit for a few hours. After that, scrub the loosened paint away.
This method is simple, but it still takes a little patience.
Brake fluid
Brake fluid works, but it is not the first choice for many hobbyists because it can discolor the body and make it brittle. That is especially a concern with Lexan RC bodies.
If you want to try it, test one small spot first before committing to the whole shell.
Denatured alcohol
Denatured alcohol is another option that can strip the paint while avoiding some of the fogging and brittleness problems tied to brake fluid. Let the body soak for a little while, then check whether the paint is releasing cleanly.
Nail polish remover
Nail polish remover can also remove paint from an RC body, but ventilation matters. Use it in an open area and keep the body out of a closed garage or house.
Lacquer thinner
Lacquer thinner can be useful, especially if you are stripping the inside of the body. If the shell fogs, you can repaint it and black out the window areas, but this is not a good choice if you want to keep a crystal-clear finish.
Brasso
Brasso is an abrasive paste that works very well on Lexan bodies. Wrap a rag over your fingers, add a few drops of Brasso, and make small circles over the painted area.
Take your time and stay inside the area you want to strip. Once it dries and gets hard, wash it off with water. You can repeat the process until you get the result you want.
Shoe Goo
Shoe Goo is an odd one, but some hobbyists swear by it for Lexan paint removal. Put on gloves, apply it with a popsicle stick or the included applicator, and move the paint around until it starts sticking to the goo.
Let it sit for 2 to 3 hours and dry, then peel it off. If you add drywall mesh before it dries, the peel comes off much easier.
If you are stripping headlights, masking tape can help protect them before you apply the goo.
Common mistakes to avoid
- Scraping the shell with a sharp tool
- Skipping a small spot test with brake fluid or any strong remover
- Using lacquer thinner when you want a perfectly clear body finish
- Working in a closed garage or poorly ventilated space
- Scrubbing too hard and scratching the Lexan
- Rushing the dry or soak time before the paint has loosened
If the body gets scratched during paint removal, it is very hard to make it look smooth again. Deep scratches can even make the shell look bad enough that replacement is the easier fix.
Troubleshooting after the main steps
If the paint is not coming off, let the remover sit longer before scrubbing. Some methods need a few hours to work properly, and Shoe Goo needs time to dry before peeling.
If the body fogs, that is often a sign that the remover was too harsh for a clear Lexan finish. In that case, repainting may be better than trying to force a perfect clear look on the same shell.
If the shell feels brittle after using a remover, stop using that method on the rest of the body. Lexan bodies are especially worth protecting because once they are weakened, they can crack more easily later.
If you want to repaint after stripping, paint choices for Lexan bodies matter just as much as the stripping method.
For general body care after a repair or repaint, a quick refresher on RC body basics can help keep the finish cleaner for longer.
How to tell if the result is correct
A good result looks even, clean, and free of loose paint patches. The shell should not feel gouged, deeply scratched, or brittle.
If you were going for a full strip, check the whole body under bright light. Small leftover spots are normal with some methods, but the surface should be ready for cleaning, masking, or repainting.
If you still see stubborn paint, repeat the same gentle method instead of jumping straight to something harsher.
Frequently asked questions
What is the safest way to remove paint from an RC car body?
For Lexan bodies, gentler methods like denatured alcohol or careful use of WD-40 are usually a better starting point than harsher fluids. Always test a small spot first if you are unsure.
Can brake fluid damage a Lexan body?
Yes. Brake fluid can change the color and make Lexan brittle, which is why many hobbyists avoid it on clear RC bodies.
Can I use a razor blade or scraper?
You can, but it is not the best choice. Scraping can leave deep marks and make the shell hard to finish smoothly later.
Why did my body fog after stripping paint?
Some removers, especially stronger ones, can fog Lexan. If the fogging is bad and the body is meant to stay clear, a different method is usually the better path.
What should I do after the paint is gone?
Wash the body, let it dry, and then decide whether you want to repaint it, leave it clear, or add new graphics and masking.