Purpose and Specifications

Shell Spirax S6 ATF 134M 550059433 is a premium hydro-cracked synthetic automatic transmission fluid designed for Mercedes-Benz vehicles. This 1-liter bottle delivers smooth shifting, reliable protection, and long-lasting performance in automatic transmissions.

Key Benefits:

• Ensures consistent, smooth gear changes even under heavy loads or high speeds.
• Resists breakdown from heat, keeping your transmission clean and efficient from -40°C to over 150°C operating temps.
• Provides superior wear protection for gears and clutches, extending transmission life up to 100,000 km or 5 years with proper maintenance.
• Approved for Mercedes specs MB 236.10, MB 236.12, and MB 236.14, fitting models like C-Class (W203, W204, W205), E-Class (W210, W211, W212), and Vito/Sprinter from 1989-2025.

When to Use / Replace?

Use this fluid for service fills in compatible Mercedes automatic transmissions to maintain peak performance. Replace every 60,000-100,000 km or 4-5 years, or sooner if towing heavy loads or in extreme climates. Shelf life is 5 years unopened when stored cool and dry.

FAQ:

Is this fluid suitable for my Mercedes C-Class? Yes, it matches MB 236 approvals for W203, W204, W205 C-Class models and many others like E-Class and Vito.

How often should I change it? Every 60,000-100,000 km or 4-5 years for optimal protection, especially in hot climates or frequent towing.

Does it work in cold weather? Absolutely, it flows smoothly down to -40°C for reliable starts and shifts in winter.