National 710716 Automatic Transmission Output Shaft Seal - Right

Overview of National 710716 Automatic Transmission Output Shaft Seal

The National 710716 automatic transmission output shaft seal is engineered to provide reliable sealing performance for select Chevrolet, Pontiac, and Suzuki models. Designed with precision dimensions and durable polyacrylate material, this oil seal helps maintain transmission integrity and prevent fluid leaks.

• Inside diameter: 1.496 inches (38.000 mm)
• Outside diameter: 2.134 inches (54.200 mm)
• Thickness: 0.354 inches (9.000 mm)
• Overall width with side lip: 0.610 inches (15.500 mm)
• Clockwise-spiral lip design for effective sealing
• Material: Polyacrylate for enhanced durability and resistance
• Housing bore diameter: 2.126 inches (54.000 mm)

Detailed Product Description

The National 710716 output shaft seal is part of the 710700 series, designed specifically for automatic transmissions requiring a 40-type seal. Its polyacrylate construction offers resistance to heat and transmission fluids, ensuring long-lasting performance. The seal features a clockwise-spiral lip design that improves sealing efficiency by directing fluid away from the shaft, reducing the risk of leaks. With precise inside and outside diameters, this seal fits securely within the transmission housing bore, maintaining proper alignment and preventing contamination.

Compatible Vehicles and Applications

This transmission output shaft seal is compatible with various Chevrolet, Pontiac, and Suzuki models, including the Chevrolet Aveo and Aveo5, Pontiac G3, G3 Wave, and Wave5, as well as the Suzuki Forenza, Spark, Swift+, and Wave. The part number 710716 ensures correct fitment for these vehicles, supporting proper transmission function and fluid retention.

Common Issues Addressed by the National 710716 Seal

• Prevents automatic transmission fluid leaks around the output shaft
• Reduces contamination ingress that can damage transmission components
• Maintains proper lubrication within the transmission system
• Helps avoid premature wear of transmission bearings and gears
• Supports consistent transmission performance and longevity

Installation Notes and Tips

• Ensure the transmission housing bore is clean and free of debris before installation
• Verify the shaft and bore dimensions match the seal specifications (1.496 inch shaft diameter, 2.126 inch housing bore)
• Use appropriate tools to press the seal evenly into place without distortion
• Inspect the seal lip for damage prior to installation to prevent leaks
• Follow vehicle manufacturer guidelines for transmission service procedures

Quality Assurance and Warranty

National transmission seals are manufactured to meet industry standards for durability and performance. The 710716 seal undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.