SKF 18283 Engine Timing Cover Seal

SKF 18283 Engine Timing Cover Seal for BMW

SKF 18283 is an engine timing cover seal built for BMW applications that need controlled sealing at the timing cover interface. It is designed with a LongLife sealing surface type and precise dimensions to help maintain a stable seal in demanding engine environments.

Key Features

• Engine timing cover seal from SKF
• LongLife sealing surface type for extended sealing performance
• Width: 0.394 in.
• Outside diameter: 2.573 in.
• Shaft diameter: 1.890 in.
• Engineered for BMW M3, M5, M6, Z4, 325Ci, 330Ci, X3, X5, 325i, 325xi, 330i, 330xi, 525i, 530i, Z3, 323Ci, 323i, 328Ci, 328i, 528i, 323is, and 328is applications

Detailed Description

SKF 18283 is a timing cover seal for BMW engines where accurate sealing dimensions matter. SKF has a long history in seal design and manufacturing, and this part reflects that focus with premium materials and application-specific construction. The seal is intended to help keep engine oil contained at the timing cover while helping reduce contamination at the sealing surface. This part cross-references BMW 11217838072 for the same application.

Compatible With BMW M3, BMW M5, BMW M6, BMW Z4, BMW 325Ci, BMW 330Ci, BMW X3, BMW X5, BMW 325i, BMW 325xi, BMW 330i, BMW 330xi, BMW 525i, BMW 530i, BMW Z3, BMW 323Ci, BMW 323i, BMW 328Ci, BMW 328i, BMW 528i, BMW 323is, and BMW 328is models across the listed years. The SKF 18283 part number is also a useful reference when verifying the correct seal for BMW timing cover service.

What It Helps Address

• Oil seepage at the timing cover sealing area
• Contamination entering the engine through a worn seal interface
• Leak-related residue around the front of the engine
• Seal wear from age, heat, and engine exposure
• Service replacement for deteriorated BMW timing cover seals

Installation Notes and Tips

Confirm shaft diameter, outside diameter, and width before installation to match the engine application. Inspect the sealing surface for scoring, debris, or old seal material before fitting the new seal. Clean the mating surfaces thoroughly and follow the vehicle service procedure for proper alignment and seating.

Quality Assurance

SKF designs and manufactures seals to high quality standards using materials selected for the application and operating environment. The brand’s seal engineering heritage includes decades of development focused on retaining lubricants and excluding contaminants in automotive service.