Mobil Delvac 1™ Transmission Fluid MBT 75W-90

Supreme performance transmission lubricant

Mobil Delvac 1 Transmission Fluid MBT 75W-90 is a full synthetic, heavy-duty manual transmission lubricant with excellent viscosity/temperature characteristics.

Mobil Delvac 1 Transmission Fluid MBT 75W-90 is recommended by ExxonMobil for most manual transmissions, transaxles and mild hypoid axles where an API GL-5 oil is not required. It is suited for use in transmissions where lubricants are exposed to very high temperatures under full-load service

Formulated with an advanced additive system, Mobil Delvac 1 Transmission Fluid MBT 75W-90 provides excellent thermal stability and wear resistance. It maintains lower temperatures in the transmission compared to conventional transmission oils.

Specifications, approvals and technical details

Specifications and approvals  

Mobil Delvac 1 Transmission Fluid MBT 75W-90 has the following builder approvals:

  • MB-Approval 235.11

Technical details  

SAE Grade


Viscosity, ASTM D 445

cSt @ 40ºC


cSt @ 100°C


Viscosity Index, ASTM D 2270


Brookfield Viscosity at -40 ºC, cP max


Pour Point, ºC, ASTM D 97


Flash Point, ºC, ASTM D 92


Density @ 15°C, kg/l, ASTM D 4052


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