Castrol TranSynd 668 Allison 2021 Updated SPEC 1 GALLON ONLY BY DOXA WORLDWIDE

Castrol TranSynd TES 668 is a premium, full-synthetic automatic transmission fluid specifically formulated for Allison Transmission on-highway automatic transmissions. TranSynd 668 provides oxidative stability, anti-wear performance, and friction durability, as well as TES 668 specification differentiators such as extended anti-shudder durability and extended clutch friction durability. This fluid features an Allison TES 668 approval. The TES 668 spec is fully backwards compatible for TES 295 applications.

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Delivers improved gear protection.
Delivers extended anti-shudder durability.
Delivers extended clutch-friction durability.
Excellent corrosion and foaming resistance.
Excellent thermal and oxidative stability that helps to prevent deposits and oil thickening.