Allison Transmission announces a new formulation of its high-performing transmission fluid. TES 668 is a modern formulation with many advantages compared to mineral-based, non-synthetic fluids.

INDIANAPOLIS--(BUSINESS WIRE)--Allison Transmission, the largest global manufacturer of medium- and heavy-duty fully automatic transmissions, announced today a new formulation of its high ...

Allison Transmission has a new lubricant spec for its automatic transmissions, and Petro-Canada Lubricants is the first oil company to meet it. The new DuraDrive HD Synthetic 668 will be the ...

Fluid and filter change intervals will likely be set at 500,000 miles when the proper synthetic automatic transmission fluid.is used. The unit will have a 5-year 750,000-mile warranty. Related Stories ...