Oil pump seal - ZF 3HP22 / 4HP14 / 4HP18 / 5HP18

High-quality oil pump seal (simmering) for a wide range of classic, 3-, 4- and 5-speed automatic transmissions from the company ZF. Fits models 3HP22, 4HP14, 4HP18 and 5HP18. The seal is fitted in the pump body and seals its connection to the neck of the torque converter (converter) clutch. Its replacement is absolutely necessary each time the gearbox or converter is disassembled to avoid leaks.

Technical specifications:

• Manufacturer: High-quality replacement (e.g. Corteco, Elring)
• Condition: New
• Transmission type: Automatic 3/4/5-speed (3HP22, 4HP14, 4HP18, 5HP18)
• Material: High-quality elastomers (e.g. NBR/FKM) resistant to ATF oil

Vehicle compatibility:

The seal was used on many, mainly European, vehicles from the 1980s and 1990s:

• BMW: 3 Series (E30, E36), 5 Series (E34), 7 Series (E32)
• Peugeot / Citroën: 405, 605, XM
• Alfa Romeo: 164
• Volvo: 200, 700, 900 series

Key benefits:

• Ensures 100% tightness, preventing costly oil leaks
• Made from materials with a durability comparable to the original part
• Precise dimensions for easy installation and a perfect fit
• Low cost in relation to potential oil loss and damage to the box

Installation instructions:

Installation should be carried out with great care on a clean surface. Before installation, the lips of the sealant should be lightly lubricated with clean ATF oil or special assembly grease. The sealant should be driven in evenly using a suitable bushing or old sealant.

Summary:

The oil pump seal is a small but critically important part of any automatic transmission. Choosing a quality replacement is an easy way to ensure trouble-free operation and avoid leaks after repairing or servicing these now classic ZF transmissions.