Shell SPIRAX S3 ATF MD3 is a high-quality, automatic transmission fluid (ATF) engineered to meet the demanding requirements of heavy-duty automatic transmissions. Formulated with advanced additives, it provides enhanced friction control, oxidation stability, and wear protection. It is particularly suited for automatic transmissions in both on-road and off-road vehicles, ensuring smooth shifting and reliable performance across a broad temperature range.

Key Features:

• Enhanced Frictional Properties: Provides smooth shifting and maintains consistent performance throughout extended drain intervals.
• Oxidation Stability: Resistant to breakdown under high temperatures, preventing sludge buildup and prolonging fluid life.
• Improved Wear Protection: Guards against gear and bearing wear, extending the life of critical transmission components.
• Temperature Versatility: Retains performance in both high and low temperatures, delivering reliable protection year-round.

Typical Characteristics:

• Viscosity @ 40°C: 33.8 cSt
• Viscosity @ 100°C: 7.3 cSt
• Viscosity Index: 175
• Pour Point: -48°C
• Flash Point: 180°C
• Density @ 15°C: 0.864 g/mL

Applications:

• Suitable for automatic transmissions in commercial vehicles, construction machinery, and passenger cars.
• Recommended for power steering units, hydraulic systems, and other equipment requiring an ATF with anti-wear and oxidation-resistant properties.
• Designed to meet the specifications of various manufacturers for heavy-duty automatic transmissions where a Dexron III (or equivalent) ATF is recommended.

Specifications and Approvals:

• General Motors: DEXRON III
• Allison: C-4
• Extended Transmission Life: Reduces wear, ensuring the longevity and reliability of transmission components.
• Operational Consistency: Provides stable, smooth shifts over long service periods.
• Versatile Performance: Suitable for use in a range of vehicles and conditions, from commercial to industrial applications.
• Cost-Effective Solution: Minimizes maintenance downtime with extended drain intervals and reduced risk of transmission failure.