Purpose and Specifications

Castrol Transmax ATF Dex/Merc Multive 15DD27 is a premium semi-synthetic hydraulic oil designed for automatic transmissions in cars. This 1-liter bottle delivers smooth shifting, protects against wear, and handles high temperatures up to 150°C while staying fluid in cold starts down to -40°C.

It meets key specs like GM DEXRON-IIIH, Ford MERCON, and JASO 1A, plus recommendations for Toyota Type T/T-II/T-IV, Nissan Matic D/J/S, Honda ATF-Z1/DW-1, Mitsubishi SP-II/III/IV, Mazda FZ, and many more. Practical benefits include longer transmission life, better fuel efficiency from low-viscosity flow, and resistance to oxidation for reliable performance over 60,000 km or 3-5 years.

When to Use / Replace?

• Use it in most Asian and American automatic transmissions needing Dexron III or multi-vehicle ATF – check your owner's manual for exact match.
• Replace every 50,000-80,000 km or 3 years in normal driving; sooner (30,000 km) for towing, heavy loads, or extreme temps to avoid slipping or overheating.
• Shelf life is 5 years unopened; store in cool, dry place.

FAQ

Q: Is this safe for my Toyota or Honda?
A: Yes, approved for Toyota T-III/T-IV/WS, Honda Z-1/DW-1 – ensures smooth shifts without damage.

Q: How much for a full flush?
A: Most cars need 6-10 liters total; buy 7-11 bottles for complete change including torque converter.

Q: Can it mix with old ATF?
A: Best to fully drain old fluid first for max protection, but small mixes won't harm.