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  3. NATIONAL SX-C5ET

NATIONAL SX-C5ET Transmission Shaft Seal Manual Gaskets Kd

fits model: G25. make: Gmc. year: 1975–1978.

Sx-c5et National Transmission Shift Shaft Seal For 1975-1978 Gmc G25 Manual Gaskets Kd

( Brand: National ), ( Manufacturer Part Number: SX-C5ET ), ( Type: Manual Transmission Shift Shaft Seal ), ( Ipn: C629 83-22 ), ( Item Length: 2.000 ), ( Manufacturer Warranty: 1 Year ), ( Placement On Vehicle: Transmission Gaskets Sealing Systems ), ( Compatible Year: 1978 1977 1976 1975 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Manual Transmission Shift Shaft Seal )

Review NATIONAL Transmission Shift Shaft Seal For Gmc Manual Gaskets Kd fits G25 1975–1978

Introducing the National SX-C5ET Transmission Shaft Seal, a crucial component designed specifically for 1975-1978 GMC G25 manual transmission systems. This seal is an essential part of your vehicle's powertrain, responsible for preventing transmission fluid from leaking out and maintaining an airtight seal within the transmission.

The SX-C5ET Transmission Shaft Seal is meticulously engineered to meet or exceed the original equipment manufacturer (OEM) specifications, ensuring a perfect fit and reliable performance. This seal is made from a high-quality elastomer material, formulated to provide excellent sealing properties and resistance to wear and tear, even under the most demanding driving conditions.

The National SX-C5ET Transmission Shaft Seal features a unique design, with an inner diameter that fits snugly against the transmission shaft and an outer diameter that mates seamlessly with the transmission housing. The seal's cross-sectional shape is specifically contoured to provide maximum sealing contact with both mating surfaces, creating a tight and leak-free seal.

Installing the SX-C5ET Transmission Shaft Seal is a straightforward process, making it an ideal choice for do-it-yourself enthusiasts and professional mechanics alike. To ensure a hassle-free installation, the seal comes with detailed instructions and may be accompanied by any necessary installation tools or gaskets.

By choosing the National SX-C5ET Transmission Shaft Seal for your 1975-1978 GMC G25, you can enjoy the confidence that comes with knowing you've installed a high-quality, OEM-grade component that will help keep your transmission running smoothly and efficiently. So, whether you're restoring a classic vehicle or simply maintaining your daily driver, trust the expertise of National Sealing Solutions to provide you with the best possible transmission shaft seal for your application.

Buying a national SX-C5ET transmission shaft seal for a 1975-1978 GMC G25 manual transmission involves considering both the advantages and disadvantages of the purchase. Here's a breakdown of each:

Advantages:

1. OEM Quality: This seal is a direct replacement for the original equipment manufactured by GMC, ensuring a perfect fit and function.

2. Reliable: A worn or leaking shaft seal can cause significant damage to the transmission. Replacing it with a new one can prevent further damage and save you from costly repairs.

3. Easy Installation: The seal is relatively easy to install, making it a DIY-friendly project for those who are comfortable working on their own vehicles.

4. Long-Lasting: A high-quality seal like the SX-C5ET can last for a long time, providing peace of mind and reducing the need for frequent replacements.

Disadvantages:

1. Cost: The price of the seal may be higher than some aftermarket alternatives. However, the benefits of using a genuine OEM part may outweigh the cost difference.

2. Availability: Depending on your location, you may have to order the seal online, which could take some time to arrive.

3. Labor Costs: If you don't feel comfortable installing the seal yourself, you'll need to pay for labor costs at a repair shop.

Conclusion:

The decision to buy a national SX-C5ET transmission shaft seal for a 1975-1978 GMC G25 manual transmission depends on your priorities and budget. If you value the peace of mind that comes with using a genuine OEM part and are comfortable with the installation process, then the advantages likely outweigh the disadvantages. However, if cost is a significant concern, you may want to explore aftermarket alternatives. Ultimately, the choice is yours, but investing in a high-quality seal can save you money and hassle in the long run.

Recommendation:

If you decide to go with the national SX-C5ET transmission shaft seal, make sure to order from a reputable supplier to ensure authenticity and quality. Additionally, consider setting aside some time to install the seal yourself or budgeting for labor costs if you prefer to have it installed by a professional.

Details:

National Transmission Shift Shaft Seal for 1975-1978 GMC G25 Manual Gaskets kd: Status: In Stock.

part #: sxc5et price

  • $11.97

specifications manutransmission:

  • for models: G25
  • for makes: Gmc
  • for years: 1975-1978
  • brand: National
  • mpn: Sx-c5et
  • type: Manual Transmission Shift Shaft Seal
  • ipn: C629 83-22
  • item length: 2.000
  • manufacturer warranty: 1 Year
  • placement on vehicle: Transmission Gaskets Sealing Systems
  • compatible year: 1978 1977 1976 1975
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine National Manual Transmission Shift Shaft Seal

returns manutransmission:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

general manutransmission:

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

offer manutransmission:

  • quantity: 3
  • availability: In Stock
  • options: Ship-to-home
  • started: March 11, 2026
  • sold: 0

seller manutransmission:

  • rating: 99.5%
  • # reviews: 631536
  • city: Indianapolis, Indiana

shipping manutransmission:

  • cost: $0.00
  • class: Standard, Expedited
  • service: Standard, Expedited
  • transit: 2-6 Days
  • type: Fixed

payments manutransmission:

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  • credit card: Mastercard
for models: g25, for makes: gmc, for years: 1975-1978, type: manual transmission shift shaft seal, item length: 2.000, manufacturer warranty: 1 year, placement on vehicle: transmission gaskets sealing systems, compatible year: 1978 1977 1976 1975, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine national manual transmission shift shaft seal,
category: auto parts > car truck parts accessories > transmission drivetrain > manual transmission parts, sku: 11609789572211892,

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