Purpose and Specifications

Castrol Transmax Manual Transaxle 15D700 is a full synthetic 75W-90 transmission oil designed for smooth shifting and long-lasting protection in manual transmissions. This 1-liter bottle meets VW 501 50 and API GL-4+ standards, ensuring excellent anti-wear performance and high-temperature stability that keeps gears clean and reduces friction.

It flows easily in cold starts down to -40°C for quick protection, stays thick up to 150°C to handle heavy loads, and extends transmission life in cars from 24 to 354 horsepower. Perfect for VW, SEAT, and Skoda vehicles with manual transaxles.

When to Use / Replace?

Use this oil during routine maintenance or when shifting feels rough, noisy, or sluggish. Replace every 60,000-100,000 km or 3-5 years under normal driving; cut to 30,000-50,000 km for towing, city traffic, or extreme temps. Shelf life is 5 years unopened in cool, dry storage.

Key Benefits:

• Smooth, precise gear changes even after high mileage
• Protects gears from wear during hot summer drives or cold winters
• Prevents sludge buildup for quieter, more reliable operation
• Compatible with most passenger car manuals needing GL-4 oil

Frequently Asked Questions

Is Castrol 15D700 safe for my VW manual transmission?
Yes, it meets VW 501 50 specs for reliable performance in VW, SEAT, and Skoda manuals.

How often should I change this transmission oil?
Every 60,000-100,000 km or 3-5 years; check your owner's manual and change sooner in severe conditions.

Will it fix hard shifting in my high-mileage car?
It improves shifting smoothness with superior friction control and cleaning agents, ideal for vehicles over 75,000 miles.