Dorman 917-138 Automatic Transmission Valve Body Sealing Sleeve

Reliable Automatic Transmission Valve Body Sealing Sleeve

The Dorman 917-138 automatic transmission valve body sealing sleeve is engineered to provide a precise seal within the transmission valve body. Designed for select BMW, Ford, Lincoln, and Mercury models, this sealing sleeve ensures optimal transmission performance and durability.

• Constructed from durable elastomer and polymer materials for reliable sealing
• Black color with a wall thickness of 0.1 inches for consistent fit
• Inside diameter of 1.15 inches and outside diameter of 1.7 inches for exact valve body compatibility
• Installation depth of 2 inches to maintain proper sealing pressure
• Standard replacement grade for dependable service life
• Includes one automatic transmission valve body sealing sleeve per package

Detailed Product Description

The Dorman 917-138 sealing sleeve is manufactured using a combination of elastomer and polymer materials, providing flexibility and resistance to transmission fluid and heat. Its precise dimensions, including a 0.1-inch wall thickness and a 2-inch installation depth, ensure a secure fit within the automatic transmission valve body. The black sealing sleeve is designed to maintain the integrity of the transmission system by preventing fluid leaks and ensuring proper hydraulic pressure. This part is a standard replacement component compatible with various models such as the BMW 750i, Ford F-150, Lincoln Navigator, and Mercury Mountaineer, among others.

Compatible Vehicles and Applications

This automatic transmission valve body sealing sleeve is compatible with a range of vehicles, including:

• BMW 750i
• Ford Expedition, Explorer, Explorer Sport Trac, F-150, F-250 Super Duty, F-350 Super Duty, Transit series (Transit, Transit-150, Transit-250, Transit-350, Transit-350 HD)
• Lincoln Navigator
• Mercury Mountaineer
• Ford Mustang, Mountaineer, and X5

Common Issues Addressed by This Sealing Sleeve

• Prevents automatic transmission fluid leaks within the valve body
• Maintains proper hydraulic pressure for smooth gear shifts
• Reduces risk of transmission slipping or erratic shifting
• Helps avoid premature transmission wear due to fluid contamination
• Restores sealing integrity after valve body service or repair

Installation Notes and Tips

• Ensure the valve body surface is clean and free of debris before installation
• Lubricate the sealing sleeve lightly with transmission fluid to ease installation
• Verify the correct orientation and seating depth of 2 inches during installation
• Inspect the sleeve for any damage or deformities prior to installation
• Consult vehicle-specific service manuals for torque specifications and valve body removal procedures

Quality Assurance and Warranty

Dorman 917-138 is manufactured to meet standard replacement grade specifications, ensuring consistent performance and durability. The part undergoes quality control inspections to verify material integrity and dimensional accuracy. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship for replacement parts.