FAG SS4191 Steering Gear Worm Shaft Seal - Power Steering

Overview of FAG Steering Gear Worm Shaft Seal SS4191

The FAG SS4191 steering gear worm shaft seal is engineered for reliable sealing performance in Chrysler, Dodge, and Plymouth vehicles. Designed with durable Viton sealing material and a metal spring auxiliary lip, this seal ensures effective protection against leaks and contamination.

• Seal Type: Metal with spring and auxiliary lip for enhanced sealing
• Sealing Material: High-quality Viton for chemical and temperature resistance
• Bore Diameter: 0.999 inches (25.375 mm)
• Seal Outside Diameter: 1.003 inches (25.476 mm)
• Seal Width: 0.625 inches (6.35 mm)

Technical Details and Construction

The SS4191 steering gear worm shaft seal features a robust metal case combined with a spring-energized auxiliary lip, providing consistent sealing pressure and durability. The Viton sealing material offers excellent resistance to heat, oils, and automotive fluids, making it suitable for demanding steering system environments. Precise dimensions, including a bore diameter of approximately 1 inch and a seal width of 0.625 inches, ensure a proper fit and reliable sealing performance.

Compatible Vehicles and Applications

This steering gear worm shaft seal is compatible with a wide range of Chrysler, Dodge, and Plymouth models, including but not limited to:

• Chrysler: Acclaim, Fifth Avenue, Imperial, LeBaron, New Yorker, Town & Country
• Dodge: Aries, Aspen, B100 through B350 series, Caravan, Challenger, Charger, Dakota, Daytona, Magnum, Monaco, Ramcharger, Rampage, Shadow, Spirit, Sundance, TC3, W100 through W350 series
• Plymouth: 600, Caravelle, Conquest, Duster, Laser, Reliant, Turismo, Voyager

Use of the FAG SS4191 seal helps maintain steering system integrity by preventing fluid leaks and contamination in these specific vehicle models.

Common Issues Addressed by the SS4191 Seal

• Prevents power steering fluid leaks around the worm shaft
• Reduces contamination ingress that can cause premature wear
• Maintains hydraulic pressure for consistent steering response
• Minimizes steering gear noise caused by fluid loss
• Protects internal steering components from damage due to seal failure

Installation Notes and Tips

Ensure the steering gear housing and shaft surfaces are clean and free of debris before installing the SS4191 seal. Use appropriate tools to press the seal evenly into place without distortion. Verify the seal orientation matches the original part to maintain proper sealing function. Avoid using excessive force during installation to prevent damage to the Viton lip or metal case.

Quality Assurance and Warranty

FAG manufactures the SS4191 steering gear worm shaft seal to meet stringent automotive standards. The use of Viton material and metal spring design supports long service life under typical operating conditions. While specific warranty details are not provided, FAG products are generally backed by quality control processes to ensure reliability and fitment accuracy for Chrysler, Dodge, and Plymouth vehicles.