National 4741 Manual Transmission Output Shaft Seal

Overview of National 4741 Manual Transmission Output Shaft Seal

The National 4741 manual transmission output shaft seal is engineered for reliable sealing performance in Dodge Ram 1500, 2500, and 3500 models. Designed to maintain transmission fluid integrity, this oil seal helps prevent leaks and protects your vehicle's manual transmission system.

• Compatible with Dodge Ram 1500, 2500, and 3500 manual transmissions
• Inside diameter: 2.200 inches (55.880 mm)
• Outside diameter: 3.028 inches (76.910 mm)
• Thickness: 0.422 inches (10.720 mm)
• Constructed from durable fluoro-elastomer sealing material
• Counter-clockwise spiral lip design for enhanced sealing
• Redicoat finish for corrosion resistance
• Fits housing bore of 3.022 inches (76.760 mm)

Detailed Product Description

The National 4741 output shaft seal is part of the 4000 series and is specifically designed for manual transmissions in Dodge Ram trucks, including the 1500, 2500, and 3500 models. This oil seal features a fluoro-elastomer sealing material known for its resistance to heat, oil, and wear, ensuring long-lasting performance under demanding conditions. The counter-clockwise spiral lip design improves sealing efficiency by directing fluid back into the transmission, reducing the risk of leaks. The seal’s precise dimensions—2.200 inch inside diameter and 3.028 inch outside diameter—ensure a proper fit within the transmission housing bore of 3.022 inches. Additionally, the Redicoat finish provides enhanced corrosion protection, extending the service life of the seal.

Common Applications and Problem Solving

• Prevents manual transmission fluid leaks in Dodge Ram 1500, 2500, and 3500 trucks
• Reduces contamination and wear on transmission components
• Helps maintain proper lubrication and transmission performance
• Addresses issues related to worn or damaged output shaft seals
• Minimizes risk of transmission overheating due to fluid loss

Installation Notes and Tips

• Ensure the transmission output shaft and housing bore are clean and free of debris before installation
• Use appropriate tools to avoid damaging the seal during installation
• Verify the seal orientation matches the counter-clockwise spiral lip design for optimal sealing
• Check for proper fitment with the 2.200 inch shaft diameter and 3.022 inch housing bore
• Consult vehicle service manual for torque specifications and installation procedures

Quality Assurance and Warranty

National’s 4741 output shaft seal is manufactured to meet strict quality standards for durability and performance. The use of fluoro-elastomer material and Redicoat corrosion protection ensures reliable operation in harsh environments. This part is backed by National’s quality assurance protocols, providing confidence in its fit and function for Dodge Ram 1500, 2500, and 3500 manual transmissions. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.