Purpose and Specifications

Castrol 15D73A Transmax Multivehicle is a premium part-synthetic hydraulic oil designed for automatic transmissions and hydraulic systems in cars from Ford, BMW, Honda, Nissan, Toyota, VW, Mercedes, and many more. This 1-liter bottle delivers smooth shifting, protects against wear, and handles high-heat conditions up to 150°C while staying fluid down to -40°C for reliable cold starts.

It meets over 40 top specs like Ford MERCON LV, GM DEXRON-VI, BMW 83 22 2 289 720, Honda DW-1, Nissan Matic series, VW G 055 005, and MB 236 approvals, making it a versatile choice that reduces friction for better fuel economy and longer transmission life.

• Key Benefits: Prevents metal-on-metal wear, resists breakdown in hot traffic, separates water to avoid corrosion.
• Service Life: Lasts up to 60,000 km or 4 years in normal driving; check every 30,000 km.
• Shelf Life: 5 years unopened in cool, dry storage.

When to Use / Replace?

Use Castrol 15D73A in automatic transmissions, power steering, and hydraulic systems calling for low-viscosity ATF. Ideal for modern vehicles with tight tolerances needing thin, heat-stable fluid for quick response.

Replace when:

• Shifting feels sluggish or harsh (every 40-60,000 km).
• Fluid looks dark, burnt, or smells strong (check at 30,000 km).
• During routine service every 2 years or if towing heavy loads frequently.

Always match your owner's manual specs for best results.

FAQ

Q: Is this safe for my VW or BMW?
A: Yes, approved for VW G 055 005/540 and BMW ATF specs - perfect for DSG and Steptronic transmissions.

Q: Can I mix with old ATF?
A: Top up small amounts okay, but full drain and refill recommended for peak performance.

Q: What's the operating temperature range?
A: Stays protective from -40°C cold starts to 150°C under heavy load.