Allison Approved Fluids

Q: Fluid/Filter Change Recommendations

Transmission Fluid/Filter Change Recommendations — #1099BB Transmission Fluid/Filter Change Recommendations — Off-Highway Transmissions 5/6/8/9000 Series — #1098G Oil Analysis Test Recommendations — #1796C

Allison Approved Fluids Lists

Fluid Specification	Lists	Description
	List of Approved Fluids	On Highway Fluid – The robust formulation of Allison TES 668® Approved Fluids meets the most demanding specifications related to fluid stability, lubrication and cold operation. Allison recommends TES 668® Approved Fluids to enhance transmission performance and durability in all operating environments. Allison TES 668® Approved Fluids are recommended for use in Allison 1000 Series™, 2000 Series™, 3000 Series™, 4000 Series™, H 40/50 EP™, eGen Flex, and eGen Power on- highway products.
	List of Approved Fluids	On Highway Fluid - Allison TES 295® and TES 468™ Approved Fluids are approved for use in Allison 1000 Series™, 2000 Series™, 3000 Series™, 4000 Series™ and H 40/50 EP™ on-highway products. Allison recommends customers using TES 295® or TES 468™ Approved Fluid consider Allison’s newest fluid spec, TES 668®, for their next service.
	List of Approved Fluids	On Highway Fluid - Allison TES 389™ Approved Fluids are approved for use in traditional on-highway products. Allison recommends customers using TES 389™ Approved Fluid consider Allison’s newest fluid spec, TES 668®, for their next service..
	List of Approved Fluids	Off Highway Fluid - Allison TES 439™ Approved Fluids are approved for use in Allison off-highway products.
	List of Approved Fluids	Off Highway Fluid - Allison TES 353™ Approved Fluids are approved for use in Allison off-highway products.

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When It's Time For A Change, Choose Allison

Allison Transmission emphasizes quality not only in engineering top-tier propulsion solutions, but also in ensuring their longevity through Allison Approved Fluids. This commitment extends beyond the sale, with a promise that our high-quality propulsion solutions will last longer with the right care. Allison Approved synthetic fluids are recommended because they are specifically formulated by our experts who understand Allison transmissions best.

These fluids offer extended drain intervals and superior thermal and viscosity properties compared to conventional petroleum-based fluids and other synthetics. They are uniquely designed for the specific components of an Allison propulsion solution, ensuring optimal performance.

Additionally, a Fluid + Filter Calculator is available on the Allison HUB™ to help users determine the appropriate change intervals.

Fluid/Filter Change Recommendations

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‎Allison Approved Fluids™

Allison Approved Fluids Lists

When It's Time For A Change, Choose Allison

Fluid + Filter Change Recommendations

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