Delo® Syn ATF 668 is a full synthetic transmission fluid specifically engineered for Allison heavy duty automatic truck and bus transmissions.Where to buy ›
Delo Syn ATF 668 delivers value through:
Improved transmission performance by providing greater than 13 times anti-shudder durability compared to TES 295 fluids that allows smoother shifts at low speeds and over a wider temperature range.
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Delivering value for you
It is manufactured from synthetic base oils and additive that help provide oxidation and thermal stability, friction control, load-carrying ability, corrosion, and wear protection. It helps prevent the accumulation of deposits and the formation of sludge, varnish, and foam. Delo Syn ATF 668 has excellent low temperature flow properties and enhanced protection against viscosity breakdown.
Delo Syn ATF 668 is approved by Allison Transmission® (approval number 668-10042020), for use in the following applications:
- All 1000, 2000, 3000, and 4000 series transmissions where TES 295 is specified for extended drain intervals
- All 1000, 2000, 3000, and 4000 series transmissions where TES 389 is specified for standard oil drain intervals