Corteco 33-12-1-213-949 Differential Pinion Shaft Seal for BMW

The Corteco 33-12-1-213-949 is a precision-engineered differential pinion shaft seal designed to prevent gear oil leakage from the differential housing. This seal is manufactured by Corteco, a premium brand within the Freudenberg Group, delivering OEM-quality sealing solutions for demanding automotive applications.

Key Features:

• Direct replacement differential pinion seal for BMW vehicles
• High-quality construction prevents differential oil leaks and contamination
• Engineered to withstand high rotational speeds and temperature variations
• Precision fit ensures proper sealing at the pinion shaft interface
• OEM-quality manufacturing by Corteco, trusted supplier to the automotive industry

This seal mounts at the front of the differential housing where the pinion shaft exits, creating a reliable barrier against gear oil loss. Installation typically requires the use of a lock plate (BMW part number 33-12-1-205-138, sold separately). As a critical component of the differential assembly, this seal helps maintain proper lubrication and extends the service life of differential components.

Cross-Reference Numbers: BMW 33121213949, 33.12.1.213.949, Corteco 49489941, 3358960922151