NATIONAL 714654 Manual Transmission Shaft Seal 12478060

( Brand: National ), ( Manufacturer Part Number: 714654 ), ( Product Type: Factory Replacement ), ( Material: Polyacrylate ), ( Inside Diameter: 50.800 ), ( Thickness: 11.130 ), ( Outside Diameter: Mm ), ( Helix Type: Counter-clockwise-spiral Lip Design ), ( Part Description: Oil Seal ), ( Redicoat: Yes ), ( Series: 714000 ), ( Unit Of Dimension: Inch ), ( Ipn: 12478060 15635281 16781 19982 714654 ), ( All Interchanges: 12478060, 15635281, 16781, 19982, 714654 )

Review NATIONAL Manual Transmission Output Shaft Seal For More

National 714654 Manual Transmission Shaft Seal

The National 714654 Manual Transmission Shaft Seal is a crucial component designed to prevent transmission fluid from leaking out of the shaft area in manual transmission systems. This seal is manufactured to meet the highest standards of quality and durability, ensuring reliable performance and extended service life.

The shaft seal is made from a specialized elastomer material that is resistant to the harsh conditions found in transmission systems. It features an advanced design with an inner lip that seals against the shaft, preventing fluid leakage even under high pressure. The outer diameter of the seal is engineered to fit snugly into the housing, creating a tight seal that keeps transmission fluid contained.

The National 714654 Manual Transmission Shaft Seal is designed to be a direct replacement for the original equipment seal. It comes in a pack of one, making it an ideal choice for individuals who need to repair a single seal in their manual transmission system. The seal is easy to install, requiring no special tools or techniques.

This shaft seal is compatible with various makes and models of manual transmission systems, making it a versatile solution for a wide range of vehicles. It is essential to consult the vehicle's service manual or the manufacturer to ensure the correct seal size and compatibility before installation.

In summary, the National 714654 Manual Transmission Shaft Seal is an essential component for maintaining the integrity of manual transmission systems. Its high-quality materials, advanced design, and easy installation make it an ideal choice for both professional mechanics and DIY enthusiasts. By preventing transmission fluid from leaking out, this seal helps ensure optimal performance and extended service life for the manual transmission system.

Pros and Cons of Buying a National 714654 Manual Transmission Shaft Seal

The National 714654 manual transmission shaft seal is a crucial component in maintaining the functionality and efficiency of a vehicle's manual transmission system. Like any automotive part, it comes with its unique advantages and potential drawbacks. In this analysis, we will discuss the pros and cons of purchasing this particular shaft seal.

1. OEM Quality: The National 714654 shaft seal is a genuine original equipment manufacturer (OEM) part. This guarantees a perfect fit and compatibility with your vehicle.

2. Durability: OEM parts are typically built to last, ensuring a long service life for the shaft seal.

3. Leak-Free Performance: A leaking shaft seal can cause significant damage to your transmission system. By investing in an OEM part like the National 714654, you can rest assured that your vehicle will be leak-free, minimizing potential issues and expense.

4. Warranty Coverage: OEM parts often come with extended warranty coverage, providing added peace of mind and protection against potential defects or failures.

1. Cost: OEM parts, such as the National 714654 shaft seal, can be more expensive compared to aftermarket alternatives.

2. Availability: It may take some time to source and receive an OEM part, especially if you need to order it from a dealership or other specialized retailer.

3. Limited Modification Options: OEM parts are designed to function optimally within the confines of your specific vehicle's transmission system. This may limit the potential for modifications or customization.

In conclusion, the National 714654 manual transmission shaft seal offers several advantages, such as OEM quality, durability, leak-free performance, and potential warranty coverage. However, it also comes with some disadvantages, including higher cost, limited availability, and reduced modification options. Ultimately, the decision to purchase this shaft seal depends on your priorities and budget. If you value the peace of mind and long-term performance that comes with an OEM part, it may be worth the investment. However, if you're looking for a more affordable alternative or have specific modification needs, an aftermarket part may be a better choice.

If you prioritize a perfect fit, long-term performance, and the peace of mind that comes with an OEM part, we recommend purchasing the National 714654 manual transmission shaft seal. Ensure you buy it from a trusted source to guarantee its authenticity and take advantage of any available warranty coverage. If you're looking for a more affordable alternative, consider researching reputable aftermarket manufacturers that offer comparable quality and compatibility.

Details:

Manufacturer Part Number: 714654. For example, if it states with fog lamps, this means your vehicle must be equipped lamps. This does not mean that fog lamps are included. 2007 Chevrolet Silverado 2500 HD Classic Manual Transmission Output Shaft Bearing compatible with New Process 4500.

SHIPPING INFORMATION: This ships via standard shipping.

part #: 714654 prices

• $13.00-$47.99

specifications manutransmission:

• brand: National
• mpn: 714654
• product type: Factory Replacement
• material: Polyacrylate
• inside diameter: 50.800
• thickness: 11.130
• outside diameter: Mm
• helix type: Counter-clockwise-spiral Lip Design
• part description: Oil Seal
• redicoat: Yes
• series: 714000
• unit of dimension: Inch
• ipn: 12478060 15635281 16781 19982 714654
• all interchanges: 12478060, 15635281, 16781, 19982, 714654

seller manutransmission:

• rating: 99.5%
• # reviews: 54734
• city: USA

offer manutransmission:

• sold: 0
• availability: In Stock
• started: January 17, 2026
• quantity: 3
• options: Ship-to-home

returns manutransmission:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

payments manutransmission:

• credit card: Discover
• wallet: Apple-pay
• other

shipping manutransmission:

• cost: $0.00
• transit: 5-10 Days
• type: Fixed
• service: Standard
• class: Standard

general manutransmission:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

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