A heavy duty truck manual transmission fluid formulated to deliver outstanding protection against gear wear and all-weather, year-round performance. Allows easy shifting in extremely cold weather. Proven extended drain capabilities.Where to buy ›
Delivering value for you
Proven field performance for on-highway drain intervals of 500,000 miles and greater.
The synthetic hydrocarbon base oil used in this product provides outstanding stability.
The performance of the synthetic hydrocarbon base stock provides extremely broad operating temperature ranges when compared with conventional mineral oil based lubricants.
Delo Syn-Trans HD is recommended for service fill of heavy duty manual transmissions, such as those manufactured by Eaton, Meritor, and Mack.
This product is not recommended for use as an engine crankcase oil.
Driven to perform
Recommended for you
Delo Syn-Trans HD SAE 50 will help keep the differentials and drive axles in your full fleet running smoothly.