ZF Lifeguardfluid 6 automatic transmission fluid — 6L container, full-synthetic for smooth shifting and heat resistance

This 6-liter container of ZF Lifeguardfluid 6 (ZF PARTS S671-090-255, BMW OE# 83 22 2 220 445) supplies the synthetic hydraulic and frictional properties needed by modern automatic transmissions. Designed by ZF, the formula aims to support smooth shifting, stable pressure control and heat resistance across a wide operating range. Use this product when servicing or topping up transmissions that specify Lifeguardfluid 6 to maintain manufacturer-aligned fluid performance.

Which transmissions is Lifeguardfluid 6 compatible with?

Lifeguardfluid 6 was developed for ZF’s automatic transmissions and is approved for many vehicles that list ZF specifications. Check your vehicle’s service manual or OEM fluid specification to confirm compatibility before use.

• Designed for ZF automatic gearboxes and hydraulic control units
• Referenced by BMW OE# 83 22 2 220 445 for applicable BMW models
• Suitable for transmissions that require a synthetic Lifeguardfluid 6 formulation

How does this fluid affect shifting and transmission longevity?

The synthetic base and additive package are formulated to provide consistent friction characteristics and temperature stability, which helps preserve smooth shift quality under load. While fluid alone cannot prevent all wear, using the correct specification supports factory shift feel and hydraulic control performance.

• Stable friction to maintain consistent shift timing and feel
• Heat-resistant properties to reduce oxidation and viscosity breakdown
• Hydraulic performance that supports pressure regulation and clutch activation

What are the practical service details when using the 6-liter container?

This 6 L pack size is convenient for full service procedures or for workshops that perform multiple fluid changes. Store and handle the container per standard fluid safety and disposal guidelines to avoid contamination and environmental release.

• 6-liter capacity suitable for many transmission service requirements
• Brand-new ZF PARTS unit (S671-090-255) for workshop or DIY use
• Follow vehicle fill volume specs and proper disposal/recycling practices

Are there safety or regulatory notes I should know?

As with many automotive fluids, this product should be handled with care: avoid skin contact, inhalation of vapors, and environmental spills. Observe local waste disposal regulations; do not release used fluid into drains or soil.

• Contains chemicals — use gloves and eye protection during service
• Dispose of used transmission fluid at approved collection or recycling centers
• Product may be subject to regional warnings; review container labeling before use

Who is this for: ZF Lifeguardfluid 6 (6 L) is aimed at professional technicians, independent repair shops and knowledgeable DIYers who maintain ZF automatic transmissions or vehicles that specify this OE-approved fluid. It’s a practical choice when you need OEM-aligned synthetic fluid performance in a workshop-friendly 6-liter container.

Product identifiers: ZF PARTS S671-090-255; BMW OE# 83 22 2 220 445. Please consult your vehicle manufacturer’s specifications before use. Warning: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm; read the product label for details.