ZF 83 22 2 305 397 LifeguardFluid 8 Automatic Transmission Fluid - 1 Liter

ZF LifeguardFluid 8 (Part No. 83 22 2 305 397) is the genuine OEM automatic transmission fluid engineered specifically for ZF 8HP eight-speed automatic transmissions, with compatibility extending to select ZF 6HP six-speed units. Developed and manufactured by ZF Friedrichshafen AG in Germany, this is the same fluid used during original factory fill — ensuring a true OEM-quality service.

Key Features:

• Fully synthetic formulation with a semi-synthetic base oil for outstanding thermal and oxidative stability throughout the transmission's service life
• Optimized friction behavior precisely adapted for ZF 8HP transmissions, delivering smooth, consistent shifts and vibration-free operation
• Improved lubricating-film stability across all performance and temperature ranges
• Flat viscosity-temperature curve suited for use in both extremely cold and hot climates (pour point: -42°C)
• Reduced component wear via customized additives that protect all internal transmission parts
• Fuel economy benefits through optimized low viscosity (26 mm²/s @ 40°C; 5.6 mm²/s @ 100°C)
• Reduced CO₂ emissions with viscosity tuned for maximum powertrain efficiency
• Green-colored fluid for easy identification during service
• Sold as a 1-liter bottle (ZF part S671.090.312)

OEM Specifications & Cross-References:

• ZF: S671 090 312, S671 090 311, S671 090 310
• BMW: ATF 3+, 83 22 2 305 397, 83 22 2 152 426, 83 22 2 289 720, L12108
• Audi / VW: G 060 162 A1 / A2 / A6
• Chrysler / Mopar: 68157995AA
• Jaguar: JDE 26444
• Land Rover: LR023288, LR023289
• Alpina: 83 22 2 305 397
• Aston Martin: FD33-19509
• Bentley: JNV862564D

ZF LifeguardFluid 8 is the factory-recommended fluid for ZF 8HP transmissions found across a wide range of European and domestic vehicles from BMW, Audi, Jaguar, Land Rover, Chrysler, Porsche, and more. Using the correct OEM-spec fluid is critical to maintaining proper shift quality, protecting clutch packs, and ensuring long transmission life.