Looking for a pump? Click Here to See our Allison Hydraulic Pumps for Detroit Diesel Engines

Detroit Diesel Hydraulic Pump Adapter, For Allison M and MH transmission. This part is used with Detroit Diesel 371, 471 and 671 engines. This adapter holds the pump to the engine. Item is new, weighs 5.9 pounds, and is covered by our leading one-year warranty.

For the following Allison Marine Gears:
•M15 M15L M15R M20 M20L M20R
•MH15 MH15L MH15R MH20 MH20L MH20R
•MH30 MH30L MH30R MH45 MH45L MH45R MH50

Recommended and Related Parts

We also offer an overhaul kit for the newer, aluminum Allison pumps. This handy kit comes with everything you will need for the overhaul, including the seals and gaskets. Any time you remove the unit, it is highly recommended that the gaskets be replaced.

View Overhaul Kit

If you notice any oil around your Detroit Diesel hydraulic pump, it could be due to the seals. These seals can dry and crack over time, so if you suspect that they are old they should be replaced as well.

See Seals for Allison M Transmissions
See Seals for Allison MH Transmissions

We also offer several options if you would like to perform more extensive repairs, including our popular overhaul kit. We also offer a bearing set, to keep all of the parts moving as smoothly as a new pump, as well as rings and more.

See Allison M Transmission Repair Kits
See Allison MH Transmission Repair Kits

At Diesel Pro, we have had the pleasure of serving many satisfied customers over the years. If you have any questions about your Detroit Diesel hydraulic pump, call us and we will be happy to help you locate a part, place an order, or anything else you may need. Simply call 888-433-4735 and we can get started right away.