Tenzi
Bleeding Rim Colour-Changing pH-Neutral Wheel Cleaner
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Brake dust is not dirt sitting on the wheel. It is hot iron fired into the lacquer under braking, and it keeps corroding there long after a shampoo has run off the face. Bleeding Rim is a pH-neutral gel wheel cleaner that dissolves that embedded iron and bleeds red while it works, so you can see the fallout leaving instead of guessing whether the wheel is actually clean.
Why it works
- Reacts with iron particles from brake dust and turns red on contact, so the contamination is visible as it lifts
- pH neutral at pH 7 - no acid, so it is safe to use regularly on coated, polished and delicate finishes
- Gel body clings to the vertical face and streams slowly through the spokes instead of running straight onto the ground
- 3 to 5 minutes of dwell does the work; a wheel brush is only needed for heavy build-up behind the spokes
- Safe on alloy and steel wheels, aluminium, chrome, paintwork and glass
- Ready to use, no dilution maths - and the 5L refills the 750ml trigger bottle roughly six times over
When to use it
Every second or third wash on a car doing normal road miles, and always before you seal or coat a wheel - sealing over embedded iron just locks it in. Work on a cool wheel out of direct sun, and follow it with something from our wheel sealants if you want the next few washes to be easier.
Specification
| Size | 750ml and 5L |
| Product type | Wheel Cleaner / iron fallout remover |
| Dilution | Ready to use - apply neat to the wheel |
| pH | Neutral, pH 7 |
| Dwell time | 3-5 minutes. Do not let it dry on the wheel |
| Safe on | Alloy and steel wheels, aluminium, chrome, paintwork, glass |
| Fragrance | Not published by Tenzi |
| Brand | Tenzi |
Straight from us
The colour change is the useful part, not a party trick. If it bleeds red again on a second pass, the fallout was deeper than it looked, and on a car that lives outside through a Northern Ireland winter that is most wheels by February. We keep the 750ml on the shelf for a fortnightly wash; the 5L is the one to buy if you are cleaning more than your own car.
What it won't do
It will not shift tar or glue - that needs a dedicated tar remover - and it will not bring back lacquer that has already corroded from fallout left too long. It is a decontaminant, not a polish.
Frequently asked questions
Is Bleeding Rim safe on ceramic-coated wheels?
Yes. Bleeding Rim is pH neutral at pH 7, which is why it is the one to reach for on coated, polished or delicate finishes rather than an acid wheel cleaner.
Do I need to dilute Bleeding Rim?
No. Bleeding Rim is ready to use. Rinse the loose dirt off first, then spray it neat onto the dry or damp wheel.
Why does Bleeding Rim turn red?
The active ingredients react with iron particles from brake dust and bleed red on contact, so you can see exactly where the contamination sits and whether a second pass is worth doing.
How long do I leave Bleeding Rim on the wheel?
Three to five minutes, and never let it dry. Agitate heavy build-up behind the spokes with a wheel brush, then rinse thoroughly with clean water.
Browse the full Tenzi range at Blade Performance.
Directions
When Will i get my order
We aim to dispatch orders within 1 working day using Fastway 48-hour delivery. Once your order is on its way, you’ll receive tracking details so you can follow your delivery. Please allow extra time during weekends, bank holidays or busy periods.

