Elring 133.868 Engine Crankshaft Seal - Rear

Overview of Elring Engine Crankshaft Seal 133.868

The Elring Engine Crankshaft Seal 133.868 is designed to provide reliable sealing performance for various automotive engines. Constructed from durable rubber with textile reinforcement, this crankshaft seal ensures effective protection against oil leaks and contaminants.

• Material: Rubber with textile reinforcement for enhanced durability
• Inside Diameter: 78.0 mm for precise fitment
• Outside Diameter: 90.0 mm to match engine housing specifications
• Thickness: 6.0 mm for optimal sealing pressure
• Radial Shaft Seal Design: Group (Grp) type for effective sealing
• Required Quantity: 2 seals per application

Technical Details and Specifications

The Elring 133.868 crankshaft seal features a robust rubber compound reinforced with textile fibers, providing resistance to wear and deformation under high temperatures and engine stress. The 78.0 mm inside diameter ensures a snug fit around the crankshaft, while the 90.0 mm outside diameter aligns with the engine casing to prevent oil leakage. With a thickness of 6.0 mm, this radial shaft seal maintains consistent sealing pressure, reducing the risk of premature failure. The Group (Grp) radial shaft seal design is engineered to accommodate axial and radial movements, making it suitable for various engine configurations.

Compatible Vehicles and Applications

This Elring crankshaft seal 133.868 is compatible with multiple vehicle makes and models requiring a 78 mm inside diameter crankshaft seal. It is commonly used in European and Asian passenger cars and light commercial vehicles where precise sealing of the crankshaft is critical. For example, it fits certain Volkswagen, Audi, BMW, and Toyota engines that specify this size and design. Always verify fitment with your vehicle’s service manual or parts catalog to ensure compatibility.

Common Issues Addressed by the Crankshaft Seal

• Prevents oil leaks around the crankshaft area
• Reduces contamination ingress into the engine
• Maintains engine oil pressure and lubrication integrity
• Minimizes wear on crankshaft bearings by preventing oil loss
• Helps avoid costly engine repairs due to seal failure

Installation Notes and Tips

When installing the Elring 133.868 crankshaft seal, ensure the crankshaft and housing surfaces are clean and free of debris. Use appropriate seal installation tools to avoid damaging the rubber lip or textile reinforcement. Lubricate the seal lip lightly with engine oil before installation to reduce initial wear. Replace both seals if the application requires two, as specified. Follow vehicle manufacturer torque specifications and installation procedures for best results.

Quality Assurance and Warranty

Elring manufactures the 133.868 crankshaft seal to meet stringent OEM standards, ensuring reliable performance and durability. The use of reinforced rubber material provides resistance to heat, oil, and mechanical stress. While specific warranty terms may vary, Elring products typically come with a limited warranty against manufacturing defects. Consult the product documentation or supplier for detailed warranty information.