Yes, Motor Coater is an excellent brake caliper paint. It bonds to bare metal and previously painted surfaces, delivers a lasting high-gloss finish that resists brake dust and road grime, and is heat resistant up to 500°F (260°C), well above the operating range of street and most performance calipers. For maximum protection, prime prepped calipers with RustSeal first, then apply Motor Coater as the finish coat.

Motor Coater on Brake Calipers: Quick Specs

Heat resistance: Up to 500°F (260°C)
Finish: High-gloss
Substrate: Bare metal, cast iron, aluminum, previously painted
Recommended primer: RustSeal
Top coat needed? No, UV stable
Application: Brush, roller, or spray

How to Paint Brake Calipers

  1. Clean. Degrease and remove all brake dust, grease, and road grime.
  2. Prep. Sand or scuff the surface; remove any loose rust.
  3. Prime (optional but recommended). Apply RustSeal to seal bare metal and prevent rust under the finish coat.
  4. Apply Motor Coater. Apply two thin coats, allowing each to flash off between applications.
  5. Cure. Allow to fully cure before reinstalling and driving.

Full directions: Motor Coater Application Directions

Pro tip: For a finish that truly lasts, prime your prepped calipers with RustSeal before applying Motor Coater. RustSeal creates a rust-proof, chemically bonded foundation, so the Motor Coater finish coat has nothing to lift away from underneath, even after years of heat cycling and road exposure.

Motor Coater's high-gloss, heat-resistant finish gives brake calipers a clean, professional look that's easy to maintain and built to last.

Frequently Asked Questions: Motor Coater on Brake Calipers

Yes, Motor Coater is an ideal paint for brake calipers. Its high-gloss, durable finish makes calipers stand out visually and makes cleaning off brake dust much easier. Motor Coater bonds well to bare metal, cast iron, aluminum, and previously painted calipers.
Motor Coater is heat resistant up to 500°F (260°C). Street brake calipers typically operate between 200°F and 400°F under normal driving conditions, so Motor Coater provides a comfortable safety margin. It is suitable for street, autocross, and light track use.
It is highly recommended. Priming with RustSeal creates a rust-proof, chemically bonded foundation before the Motor Coater finish coat is applied. This two-step system prevents rust from forming under the finish and significantly extends the life of the paint job, especially important given the heat cycling and moisture exposure calipers endure.
Proper surface prep is critical for adhesion: degrease and clean thoroughly to remove all brake fluid, grease, and road grime; scuff or sand lightly to promote adhesion, especially on previously painted surfaces; remove any loose or flaking rust with wire brushing or light sanding; wipe down with a clean, lint-free cloth; and prime with RustSeal, allowing it to cure before applying Motor Coater.
No. Motor Coater is a self-finished, high-gloss paint; no clear coat or top coat is required. The gloss and protection are built into the formula. Adding a clear coat is not recommended and may not be compatible with the heat cycling Motor Coater undergoes on calipers.
Yes. Motor Coater adheres to aluminum as well as cast iron and steel. As with any substrate, thorough surface prep, degreasing, scuffing, and priming with RustSeal, ensures the best adhesion and longest-lasting finish on aluminum calipers.
When applied over a properly prepped surface, ideally primed with RustSeal, Motor Coater provides a long-lasting finish that holds up to the heat cycling, brake dust, and moisture exposure calipers face in normal street use. Longevity depends on surface prep quality and severity of use. A well-prepped, two-coat application will outlast typical aerosol caliper paints significantly.

Still have questions about painting brake calipers? Our team is happy to help you choose the right products and walk you through the process. Contact us.

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