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Total price R 2,030.00
Underbody Protection
Soft99 Chassis Black lays down a hard, satin-black coating on bare metal, primed surfaces and existing underbody coatings. The formulation is built for the punishment that chassis rails, suspension arms and wheel arches take daily - stone chips, moisture, road grime - and it keeps bare metal sealed against all of it.
Why Chassis Black
Four reasons it belongs in every restoration and maintenance kit.
Hard-wearing formula takes the impact of road debris without cracking or peeling off chassis and suspension surfaces.
Seals bare metal to block water ingress and slow the onset of surface rust on exposed underbody panels.
Satin-black sheen matches standard OEM underbody coatings for a clean, factory-correct result on restorations.
Consistent, drip-free aerosol delivery works at any angle, making tight chassis rails and inner arches easy to coat.
How It Compares
Not all black aerosol paints are formulated for the mechanical stress of underbody work. Here is how Chassis Black stacks up against a typical budget aerosol from a hardware or motor store.
| Feature | DetailerSA | Alternative |
|---|---|---|
| Stone chip and abrasion resistance | Yes | No |
| Moisture-blocking barrier for bare metal | Yes | Yes |
| Factory-matched satin-black finish | Yes | No |
| Any-angle aerosol delivery | Yes | Yes |
| Bonds to existing underbody coatings | Yes | No |
| Professional-grade automotive formulation | Yes | No |
Professional Results
Whether you are refreshing a daily driver's underbody or doing a full chassis restoration on a project car, Chassis Black delivers a clean, uniform satin finish that looks correct from the factory. Soft99's professional-grade Japanese formulation means consistent coverage and a hard, abrasion-resistant coat that doesn't need a spray gun or a body shop to apply.
Reviews
Restoring a bakkie that had surface rust creeping along the chassis rails. Two coats of this after a proper degrease and wire brush, and the finish looks factory-clean. Tough and even, no runs.
Satin finish is spot on for underbody work - not too flat, not shiny. Takes a little patience to build up the coats properly, but the end result is solid and the coverage is good for the can size.
Questions
It bonds to clean bare metal, existing underbody coatings and primed surfaces. Wheel arches, chassis rails, suspension arms, subframes and metal inner arches are all suitable. Avoid applying directly over loose rust, flaking paint or greasy surfaces - prep properly first and the coating will adhere well.
Yes. Thorough cleaning and degreasing are essential. Remove any loose rust, dirt and old flaking coatings, then wipe down with a suitable degreaser and allow the surface to dry completely. Skipping this step will compromise adhesion, no matter how good the paint is.
Two to three thin, even coats give a solid, uniform finish. Allow each coat to flash off before applying the next. Rushing between coats or laying on thick coats can cause runs or an uneven finish.
Allow each coat to flash - meaning the surface should feel touch-dry and no longer look wet - before applying the next. Flash time varies with temperature and ventilation, but typically ranges from a few minutes in warm, well-ventilated conditions to longer in cooler or more humid environments. Do not rush this step.
It leaves a satin-black finish that closely matches the factory underbody coating found on most production vehicles. It is not a gloss or matt finish - satin sits between the two and looks factory-correct on chassis and suspension components.
The product description lists brake components as a suitable use case for achieving a clean black finish. Avoid spraying brake discs, pads or any friction surfaces. The coating is intended for the metal housings and surrounding components, not functional braking surfaces.
The coating forms a moisture-blocking barrier over bare metal, preventing water and road contamination from reaching the surface and starting the corrosion process. It is a preventative coating - it seals sound metal. Existing rust should be treated and neutralised before application for best long-term results.
Yes. The aerosol is formulated for consistent, drip-free application at any angle, which is particularly useful when coating chassis rails, inner arches and the underside of subframes where upward or awkward spraying is often necessary.
