SKF 31506 Engine Crankshaft Seal - Rear

Overview of SKF Engine Crankshaft Seal 31506

The SKF 31506 engine crankshaft seal is designed to provide reliable sealing performance for various Chrysler, Dodge, Ford, Hyundai, Kia, Mazda, Mitsubishi, and Plymouth vehicles. Engineered with a nitrile sealing surface, this crankshaft seal ensures durability and effective protection against oil leaks.

• Width: 0.354 inches for precise fitment
• Outside Diameter: 3.791 inches to match OEM specifications
• Shaft Diameter: 3.150 inches for accurate sealing
• Sealing Surface Type: Nitrile for resistance to oil and heat
• Compatible with multiple makes and models including Dodge Caravan, Ford Ranger, Hyundai Elantra, and Mazda B2600

Technical Details and Specifications

The SKF 31506 crankshaft seal features a nitrile sealing surface, which is known for its resistance to petroleum-based oils and high temperatures commonly found in engine environments. The seal’s dimensions—0.354 inches in width, 3.791 inches outside diameter, and 3.150 inches shaft diameter—are engineered to meet the exact requirements of the specified vehicle models. This precision ensures a tight seal around the crankshaft, preventing oil leaks and maintaining engine integrity.

Compatible Vehicles and Applications

This engine crankshaft seal is compatible with a range of vehicles, including Chrysler LeBaron, Dodge Caravan, Ford Ranger, Hyundai Elantra, Kia Soul, Mazda B2600, Mitsubishi Eclipse, and Plymouth Voyager. The part number 31506 is specifically designed to fit these models, providing a reliable replacement option for maintaining engine performance and preventing oil contamination.

• Prevents oil leaks from the crankshaft area
• Maintains engine oil pressure and cleanliness
• Reduces risk of engine damage due to oil loss
• Helps avoid costly repairs related to seal failure
• Ensures proper engine operation and longevity

Installation Notes and Tips

When installing the SKF 31506 crankshaft seal, ensure the sealing surface and shaft are clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. Verify the seal is seated evenly and flush with the housing to prevent leaks. Lubricate the sealing lip with clean engine oil before installation to reduce initial wear.

Quality Assurance and Warranty

SKF manufactures the 31506 crankshaft seal to meet stringent quality standards, ensuring consistent performance and durability. The nitrile material and precise dimensions contribute to long service life under normal operating conditions. Warranty coverage details should be confirmed with the supplier or manufacturer, as SKF typically offers limited warranties on their sealing products.