Elring 702.994 Engine Crankshaft Seal - Rear

Overview of Elring Engine Crankshaft Seal 702.994

The Elring 702.994 engine crankshaft seal is designed for reliable sealing performance in various BMW models. Engineered with durable Fpm (fluoride rubber) material, this seal ensures effective protection against oil leaks and contaminants.

• Material: Fpm (fluoride rubber) for high chemical and temperature resistance
• Inside Diameter: 90.0 mm
• Outside Diameter: 110.0 mm
• Thickness: 12.0 mm
• Includes dust cover with dust lip for enhanced protection
• Radial shaft seal design: A/bs
• Swirl type: Ld for optimized sealing performance

Technical Details and Features

The Elring 702.994 crankshaft seal is constructed from Fpm, a fluoride rubber known for its excellent resistance to heat, oil, and chemicals, making it suitable for demanding engine environments. The seal’s dimensions—90.0 mm inside diameter, 110.0 mm outside diameter, and 12.0 mm thickness—are precisely engineered to fit specific BMW crankshaft housings. The integrated dust lip provides additional protection against dirt and debris, helping to maintain engine integrity. The A/bs radial shaft seal design combined with the Ld swirl type enhances sealing efficiency and durability under various operating conditions.

Compatible BMW Models

This crankshaft seal is compatible with a wide range of BMW vehicles, including but not limited to the 318i, 320i, 323Ci, 325i, 328i, 330i, 525i, 530i, 635CSi, 735i, M3, X3, X5, Z3, and Z4 models. The Elring 702.994 part number ensures precise fitment for these models, supporting proper engine function and longevity.

Common Applications and Problem Solving

• Prevents oil leaks around the crankshaft area
• Protects engine components from dust and contaminants
• Maintains engine oil pressure by ensuring a tight seal
• Reduces wear on crankshaft bearings by preventing lubricant loss
• Helps avoid costly engine repairs related to seal failure

Installation Notes and Tips

When installing the Elring 702.994 crankshaft seal, ensure the sealing surface and crankshaft are clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. Verify the seal orientation, especially the dust lip side, to maximize protection. It is recommended to inspect the crankshaft and surrounding components for wear or damage before installation to ensure optimal performance.

Quality Assurance and Warranty

Elring manufactures the 702.994 crankshaft seal to meet stringent quality standards, ensuring reliable sealing performance in BMW engines. The use of Fpm material and precise engineering supports durability under high-temperature and high-stress conditions. While specific warranty details may vary, Elring products typically come with manufacturer-backed quality assurance to support customer confidence in fitment and function.