HomeBelts and Cooling > Hoses and PipesDorman 624-627 Automatic Transmission Oil Cooler Hose Assembly - Auxiliary Cooler (Upper) to Transmission
Part #: 624-627

Dorman 624-627 Automatic Transmission Oil Cooler Hose Assembly - Auxiliary Cooler (Upper) to Transmission

Auxiliary Cooler (Upper) to Transmission
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge and Ram, 1500, 2500, 3500, Ram 1500, and Ram 2500
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Reliable Automatic Transmission Oil Cooler Hose Assembly

The Dorman 624-627 automatic transmission oil cooler hose assembly is designed to provide a durable and efficient cooling solution for Dodge Ram 1500, 2500, and 3500 models. Engineered to meet OEM specifications, this hose assembly ensures proper transmission fluid flow and temperature regulation.

  • Compatible with Dodge Ram 1500, Ram 2500, and Ram 3500 models
  • Black rubber hose with a straight shape for easy routing
  • Quick disconnect fittings on both ends for fast and secure installation
  • Hose length of 8.78 inches with inside diameters of 0.32 and 0.38 inches
  • Maximum working pressure of 500 PSI and operating temperature range from -40°F to 329°F
  • Includes gasket or seal for leak prevention
  • Durable rubber and metal construction for long-lasting performance

Product Details and Specifications

The Dorman 624-627 transmission oil cooler hose assembly features a straight black rubber hose designed to withstand high pressure and temperature variations typical in automatic transmission systems. Both ends of the hose are equipped with quick disconnect fittings, allowing for efficient removal and replacement without the need for additional tools. The hose measures 8.78 inches in length, with inside diameters of 0.32 inches on one end and 0.38 inches on the other, ensuring a precise fit within the transmission cooling circuit. This assembly is constructed from a combination of rubber and metal materials, providing flexibility and durability while resisting wear and heat damage. The included gasket or seal helps maintain a secure, leak-free connection.

Compatible Vehicles and Applications

  • Dodge Ram 1500 transmission oil cooler hose replacement
  • Dodge Ram 2500 automatic transmission cooling line
  • Dodge Ram 3500 transmission fluid cooler hose assembly
  • Replacement hose for transmission cooling systems in Dodge Ram trucks

Installation Notes and Tips

When installing the Dorman 624-627 hose assembly, ensure the vehicle is cool and the transmission fluid system is depressurized. The quick disconnect fittings simplify removal of the old hose and installation of the new assembly. Verify that the gasket or seal is properly seated to prevent leaks. Avoid twisting or bending the hose excessively during installation to maintain its integrity and performance.

Quality Assurance and Warranty

Dorman manufactures this transmission oil cooler hose assembly to meet or exceed OEM standards for fit, form, and function. The materials and construction are selected to provide reliable service under demanding operating conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.

BrandDorman
Part Number624-627
Hose ColorBlack
Hose ColorNegro
Hose ColorNoir
Length8.78
End 1 TypeDesconexión rápida
End 1 TypeQuick disconnect
End 2 TypeDesconexión rápida
End 2 TypeQuick disconnect
End 1 Inside Diameter0.32
End 2 Inside Diameter0.38
Contains SpringNo
Contains SpringNon
Maximum Working Pressure500
Hose ShapeRecto
Hose ShapeStraight
Hose MaterialCaucho
Hose MaterialMetal
Hose MaterialRubber
Fittings IncludedNo
Fittings IncludedNon
Contenidos del paquete1 línea de transmisión
FlexibleNo
FlexibleNon
Gasket Or Seal IncludedOui
Gasket Or Seal Included
Gasket Or Seal IncludedYes
Housing ColorNatural
Maximum Operating Temperature (°F)329 deg. f.
Minimum Operating Temperature (°F)-40 deg. f.
Package Contents1 transmission line

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013Ram25005.7LV8Auxiliary Cooler (Upper) to Transmission
2013Ram35005.7LV8Auxiliary Cooler (Upper) to Transmission
2012Ram15005.7LV8Auxiliary Cooler (Upper) to Transmission
2012Ram25005.7LV8Auxiliary Cooler (Upper) to Transmission
2012Ram35005.7LV8Auxiliary Cooler (Upper) to Transmission
2011Ram15005.7LV8Auxiliary Cooler (Upper) to Transmission
2011Ram25005.7LV8Auxiliary Cooler (Upper) to Transmission
2011Ram35005.7LV8Auxiliary Cooler (Upper) to Transmission
2010DodgeRam 15005.7LV8Auxiliary Cooler (Upper) to Transmission
2010DodgeRam 25005.7LV8Auxiliary Cooler (Upper) to Transmission

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

55057191AA55057191AB55057191AC

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.