Transmission oils in South Africa
In South Africa a litre of automatic transmission fluid (ATF) currently costs roughly R 86 to R 280, and a 20-litre drum of heavy gear oil about R 1,354. The fastest way to get the exact figure for your car is to describe it in a request on BlaBlaPrice, where local sellers reply with their own offer.
Approximate prices in South Africa, October 2026 (sellers' websites)| Type and size | Price range |
|---|
| Automatic transmission fluid, 1 L | R 86 to R 278 |
| Automatic transmission fluid, 5 L | R 379 to R 717 |
| Gear oil GL5 75W-80 or 75W-90, Liqui Moly | R 352 to R 455 |
| Heavy gear oil (MOBILUBE HD 85W-140), 20 L | R 1,354 |
Match the specification in your manual
Automatic and manual gearboxes take different fluids, and two automatic gearboxes can need different specifications. Look in the owner's manual or service book for the required approval, such as a Dexron code, a manufacturer part number or a viscosity like 75W-90. A fluid that looks similar but is not approved can damage the gearbox, so put the specification in your request, not only the brand you know.
Warranty and where you service
South African right-to-repair guidance says you may choose where to service your car during the warranty period, including extended warranties, and after it. The condition is the fluid. A manufacturer such as BMW states that damage caused by a non-approved oil is not covered by the warranty. Keep the slip for the product you used, and ask the seller to confirm it meets the approval your manual names.
Summer heat and the December trip
Summer runs from December to February, and this is when a gearbox works hardest: stop-start traffic on the Johannesburg and Pretoria highways and long hot runs to Durban or Cape Town heat the fluid. Many drivers change it before the December holidays. In winter (June to August) cold mornings on the highveld and in Cape Town make a fluid of the right grade matter for smooth shifts. A spring change in October or November leaves the car ready for the holiday trips.
How it is sold and delivered
Fluid is sold per litre, per 5-litre pail or per 20-litre drum, and listings show the price for one container. Ask whether the price includes VAT and whether delivery to Gqeberha, Durban or your suburb costs extra. Bottles travel easily by courier, but a 20-litre drum is heavy and is often better collected from a branch in your area.
Write the car model, the fluid specification and the quantity in the request field on BlaBlaPrice. The request is free for buyers and stays in a chat. Sellers registered on BlaBlaPrice reply there with price, terms and delivery, and your contact details stay hidden until you decide with whom to exchange them. You can see the full process on the how it works page.
Questions and answers
How much does transmission oil cost in South Africa?
A 1-litre bottle of automatic transmission fluid is roughly R 86 to R 278, and a 20-litre drum of heavy gear oil is about R 1,354 (October 2026, sellers' websites). The exact price depends on the specification your gearbox needs.
Can I use any transmission oil in my car?
No. Check the owner's manual for the specification. Using a non-approved fluid can cause damage and can mean the manufacturer refuses a warranty claim.
Can I service my car at an independent workshop under warranty?
Yes, according to South African right-to-repair guidance, you may choose where to service your car during the warranty period, including extended warranties. Keep the receipt for the fluid you used.
Should I change the transmission oil before summer?
Many drivers do before the December holidays, because summer heat and heavy traffic work the gearbox harder. Check the change interval in your manual.
