FAG SS4040 Automatic Transmission Seal - Front Inner or Rear

Reliable Automatic Transmission Seal for BMW and Chrysler Vehicles

The FAG SS4040 automatic transmission seal is engineered to provide durable sealing performance for select BMW and Chrysler models. Designed with precision, this seal helps maintain transmission integrity and prevent fluid leaks.

Key Features of the FAG SS4040 Transmission Seal

• Seal Type: Metal with spring for secure fit and durability
• Sealing Material: Nitrile, resistant to transmission fluids and wear
• Bore Diameter: Approximately 2.244 inches (56.998 mm)
• Seal Outside Diameter: Approximately 2.25 inches (57.15 mm)
• Seal Width: 1.575 inches (10.008 mm)
• Compatible with multiple BMW and Chrysler models including 318i, 325i, Caravan, and Town & Country

Detailed Description of the FAG SS4040 Seal

The FAG SS4040 automatic transmission seal features a metal spring design that ensures consistent pressure against the bore, maintaining a tight seal under varying operating conditions. The nitrile sealing material offers excellent resistance to heat, oil, and wear, making it suitable for the demanding environment inside automatic transmissions. With precise bore and outside diameters, this seal fits securely in transmission housings of compatible vehicles, including BMW 318i, 323i, 328i, and Chrysler models such as the Grand Caravan and Town & Country.

Applications and Common Issues Addressed

• Prevents automatic transmission fluid leaks that can cause shifting problems
• Reduces contamination ingress to protect transmission components
• Maintains hydraulic pressure for smooth transmission operation
• Helps avoid premature transmission wear due to fluid loss
• Addresses seal degradation from heat and mechanical stress

Installation Notes and Tips

• Ensure the transmission housing bore is clean and free of debris before installation
• Use appropriate tools to avoid damaging the metal spring or nitrile sealing surface
• Verify correct orientation of the seal during installation for optimal performance
• Check fitment compatibility with your specific BMW or Chrysler model prior to installation

Quality Assurance and Warranty

FAG transmission seals are manufactured to meet strict quality standards, ensuring reliable performance and durability. The SS4040 seal undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the distributor or manufacturer.