FAG SS3906 Engine Crankshaft Seal - Rear

Reliable Engine Crankshaft Seal for Chevrolet and GMC Vehicles

The FAG SS3906 engine crankshaft seal is designed to provide durable sealing performance for a range of Chevrolet and GMC trucks and vans. Engineered with nitrile sealing material and a rubber spring seal type, this crankshaft seal ensures effective protection against oil leaks and contaminants.

• Seal Type: Rubber with spring for secure fit
• Sealing Material: Nitrile for resistance to oil and heat
• Bore Diameter: 129.997 mm (5.118 inches)
• Seal Outside Diameter: 130.2 mm (5.126 inches)
• Seal Width: 11.989 mm (4.331 inches)

Durable Design and Precise Dimensions

The FAG SS3906 crankshaft seal features a nitrile sealing material known for its resistance to petroleum-based fluids and high temperatures, making it suitable for demanding engine environments. The rubber spring seal type maintains consistent pressure against the crankshaft, preventing oil leaks and ensuring engine reliability. With precise bore and outside diameters of approximately 130 mm and a width close to 12 mm, this seal fits tightly to maintain optimal sealing performance.

Compatible Chevrolet and GMC Models

This crankshaft seal is compatible with various Chevrolet and GMC models, including C1500, C2500, C2500 Suburban, C3500, Express 3500, G30, K2500, K2500 Suburban, K3500, P30, P3500, R2500 Suburban, R3500, Savana 3500, and V3500. The part number SS3906 ensures you receive the correct seal for these specific vehicles, supporting proper engine maintenance and repair.

Common Applications and Issues Addressed

• Prevents oil leaks around the crankshaft
• Maintains engine oil pressure and cleanliness
• Protects engine components from dirt and debris
• Reduces risk of crankshaft seal wear and damage
• Supports engine longevity and performance

Installation Notes and Tips

When installing the FAG SS3906 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 matches the original part to maintain proper sealing function. Proper installation helps prevent premature seal failure and oil leaks.

Quality Assurance and Warranty

FAG manufactures the SS3906 crankshaft seal to meet industry standards for durability and performance. The use of nitrile sealing material and a rubber spring design reflects FAG's commitment to quality. While specific warranty details are not provided, FAG products typically adhere to strict quality control processes to ensure reliability in automotive applications.