Dorman 090-078 Transmission Drain Plug
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Dorman

Dorman 090-078 Transmission Drain Plug

Brand Dorman 090-078
Color Gold
Gasket or Seal Included Yes
Length 0.635 in
Material Steel
Package Contents 5 oil drain plugs
Thread Diameter 10
Thread Type Coarse
Universal Or Specific Fit Specific
Wrench Size 14 mm
Fits Jeep · 26 vehicles

OE-style replacement. Matches the original plug’s dimensions and function for a direct swap.

Steel construction. Built from quality materials for reliable performance and durability.

Seal included. Helps provide a secure, ready-to-install drain plug solution.

Cross-references 1059 and 83504041 for the same application. See all 2.

$25.42Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Dorman 090-078 Transmission Drain Plug

Dorman 090-078 is a specific-fit transmission drain plug built to match the original plug dimensions and function on select Jeep applications. It uses steel construction with a gold finish, a 10 mm coarse thread, and a 14 mm wrench size for service-friendly removal and installation.

Compatible With Jeep Cherokee, Jeep Grand Cherokee, Jeep Comanche, and Jeep Wagoneer applications where the OE-style drain plug specification is required. The included seal helps support a proper transmission pan drain service and a secure reassembly.

Key Features

  • Specific-fit transmission drain plug for select Jeep vehicles
  • Steel construction for durable service use
  • Gold finish
  • 10 mm coarse thread design
  • 14 mm wrench size
  • Seal included
  • OE-style dimensions and function

Detailed Description

This Dorman transmission drain plug is engineered to match the original hardware used on specified Jeep transmission applications. Part number 090-078 is designed for direct replacement service where the factory plug has worn threads, damaged sealing surfaces, or corrosion from repeated fluid changes. It is a practical choice for Jeep Cherokee, Jeep Grand Cherokee, Jeep Comanche, and Jeep Wagoneer transmission maintenance.

This part cross-references 1059 and 83504041 for the same application. The steel body and coarse-thread design support consistent engagement, while the included seal helps complete the drain plug service without requiring a separate seal search.

What It Helps Fix

  • Leaking transmission drain plug seals
  • Rounded or damaged drain plug threads
  • Corroded or seized factory drain plug hardware
  • Poor sealing after transmission fluid service
  • Replacement needs on Jeep Cherokee, Jeep Grand Cherokee, Jeep Comanche, and Jeep Wagoneer models

Installation Notes and Tips

Verify thread diameter, thread type, and wrench size before installation. Clean the drain opening and sealing surface before fitting the plug, and tighten to the vehicle manufacturer’s service specification. Confirm the transmission pan and drain area are free of debris before refilling fluid. For fitment reference, this part fits 1987-2001 Jeep Cherokee, 1993 Jeep Grand Cherokee, 1987-1992 Jeep Comanche, and 1987-1990 Jeep Wagoneer.

Quality Assurance

Dorman designs this drain plug to match original dimensions and function on the listed applications, using quality materials for reliable service and durability.

This part fits 26 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionPositionNotes
2001JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
2000JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1999JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1998JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1997JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1996JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1995JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1994JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1993JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1993JeepGrand CherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1992JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1992JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1991JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1991JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1990JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1990JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1990JeepWagoneerAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1989JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1989JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1989JeepWagoneerAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1988JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1988JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1988JeepWagoneerAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1987JeepCherokeeAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1987JeepComancheAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
1987JeepWagoneerAutomaticN/APackage Quantity: 5; Packaging Type: Box; Gasket or Seal Included: Yes
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
105983504041