1990 GMC C1500 Transmission Seals

Keep Your 1990 GMC C1500 in Top Shape with Quality Transmission Seals

Whether you’re repairing or upgrading your Transmission Seal, using high-quality parts is key to keeping your 1990 GMC C1500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Seals and O-rings, Manual Transmission Output Shaft Seals, and Pinion Seals. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Transmission Seals from Trusted Brands

Looking for a reliable Transmission Seal? We’ve got you covered with options from brands you know and trust like National and Motive Gear. For example, National Transmission Seals start at just $11.99 with an average 4.3 star rating. Motive Gear offer similar pricing and quality, backed by strong customer feedback. With over 552 reviews and a solid 5 star average, you can shop with confidence knowing other GMC C1500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1990 GMC C1500 Transmission Seal at Advance Auto Parts is around $31.61, with a range that starts at $3.99 and goes up to $248.99. With 24 options in stock from 6 trusted brands, finding the right fit is easy. Popular picks like AT DPSTK TUBE SEAL, Differential Pinion Seal, and Multi-Purpose Seal start at just $5.99 and offer a great balance of form and function.

Essential 1990 GMC C1500 Transmission Seals

FAG US – Shaft Seal (Part No.SS2114)

Shaft Seal

from

$7.49
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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National – Multi Purpose Seal (Part No.714655)

Multi Purpose Seal

from

$6.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.4598)

Multi-Purpose Seal

from

$8.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; single-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT DETENT CABLE SEAL (Part No.SO-37)

AT DETENT CABLE SEAL

from

$3.99
AT DETENT CABLE SEAL

ATP – AT DETENT CABLE SEAL (Part No.SO-36)

AT DETENT CABLE SEAL

from

$3.99
AT DETENT CABLE SEAL

National – Multi-Purpose Seal (Part No.710507)

Multi-Purpose Seal

from

$29.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Motive Gear – Differential Pinion Seal (Part No.26064028)

Differential Pinion Seal

from

$16.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
See More

National – Multi-Purpose Seal (Part No.5200)

Multi-Purpose Seal

from

$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT SEL SHAFT SEAL (Part No.SO-19)

AT SEL SHAFT SEAL

from

$8.99
AT SEL SHAFT SEAL

ATP – AT DPSTK TUBE SEAL (Part No.SO-35)

AT DPSTK TUBE SEAL

from

$5.99
AT DPSTK TUBE SEAL

ATP – CLUTCH FORK BOOT (Part No.JO-118)

CLUTCH FORK BOOT

from

$14.99
CLUTCH FORK BOOT

National – Multi-Purpose Seal (Part No.5208)

Multi-Purpose Seal

from

$20.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT EXT HOUSING SEAL (Part No.HO-9)

AT EXT HOUSING SEAL

from

$12.29
AT EXT HOUSING SEAL

ATP – AT EXT HOUSING SEAL (Part No.JO-57)

AT EXT HOUSING SEAL

from

$8.99
AT EXT HOUSING SEAL

National – Multi-Purpose Seal (Part No.4934)

Multi-Purpose Seal

from

$16.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT EXT HOUSING SEAL (Part No.SO-22)

AT EXT HOUSING SEAL

from

$8.99
AT EXT HOUSING SEAL

ATP – AT EXT HOUSING SEAL (Part No.JO-124)

AT EXT HOUSING SEAL

from

$22.99
AT EXT HOUSING SEAL

National – Multi-Purpose Seal (Part No.9613S)

Multi-Purpose Seal

from

$7.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.4528N)

Multi-Purpose Seal

from

$12.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.9449)

Multi-Purpose Seal

from

$11.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.714654)

Multi-Purpose Seal

from

$14.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Manual Transmission Output Shaft Seal (Part No.S-4528-N)

Manual Transmission Output Shaft Seal

from

$9.99
Product Features:
  • Brand may vary by location
See More

National – Multi-Purpose Seal (Part No.4583)

Multi-Purpose Seal

from

$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Shaft Repair Sleeve (Part No.99138)

Shaft Repair Sleeve

from

$30.49
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

National – Multi-Purpose Seal (Part No.4530)

Multi-Purpose Seal

from

$12.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Most Popular Transmission Seals and O-rings for 1990 GMC C1500s

Enhance your 1990 GMC C1500 with one of the 2 Transmission Seals and O-rings we have in stock, starting at just $6.99.

National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
Product Features:
  • Design type: springless; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.410085)

Multi-Purpose Seal

from

$15.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Best-Selling 1990 GMC C1500 Manual Transmission Output Shaft Seals

Upgrade your C1500 with one of our 6 best-selling Manual Transmission Output Shaft Seals, earning an average 4.9 stars rating across 25 reviews.

National – Multi-Purpose Seal (Part No.4583)

Multi-Purpose Seal

from

$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.9449)

Multi-Purpose Seal

from

$11.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.4528N)

Multi-Purpose Seal

from

$12.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Shaft Repair Sleeve (Part No.99138)

Shaft Repair Sleeve

from

$30.49
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

National – Multi-Purpose Seal (Part No.9613S)

Multi-Purpose Seal

from

$7.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Manual Transmission Output Shaft Seal (Part No.S-4528-N)

Manual Transmission Output Shaft Seal

from

$9.99
Product Features:
  • Brand may vary by location
See More

Top-Quality Pinion Seals for 1990 GMC C1500s

Choose a high-quality OEM or aftermarket Pinion Seal for GMC C1500s and enjoy top-notch performance from $3.99.

Motive Gear – Differential Pinion Seal (Part No.2043)

Differential Pinion Seal

from

$3.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
See More

National – Multi-Purpose Seal (Part No.3896)

Multi-Purpose Seal

from

$16.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Differential Pinion Seal (Part No.2043)

Differential Pinion Seal

from

$15.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Motive Gear – Pinion Seal (Part No.3896)

Pinion Seal

from

$15.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
See More

Top Picks for 1990 GMC C1500 Extension Housing Seals

Invest in one of our 3 durable Extension Housing Seals for your 1990 GMC, knowing you’re getting trusted brands and expert craftsmanship.

ATP – AT EXT HOUSING SEAL (Part No.HO-9)

AT EXT HOUSING SEAL

from

$12.29
AT EXT HOUSING SEAL

ATP – AT EXT HOUSING SEAL (Part No.SO-22)

AT EXT HOUSING SEAL

from

$8.99
AT EXT HOUSING SEAL

ATP – AT EXT HOUSING SEAL (Part No.JO-57)

AT EXT HOUSING SEAL

from

$8.99
AT EXT HOUSING SEAL

Our Top-Rated Automatic Transmission Dipstick Seals for 1990 GMC C1500s

Make a smart move for your 1990 GMC C1500 with our Automatic Transmission Dipstick Seal for $5.99.

ATP – AT DPSTK TUBE SEAL (Part No.SO-35)

AT DPSTK TUBE SEAL

from

$5.99
AT DPSTK TUBE SEAL

Top-Rated Transmission Seal Brands For Your 1990 GMC C1500

When it comes to finding the perfect Transmission Seal for your 1990 GMC C1500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 6 trusted brands. We carry the most popular Transmission Seal brands including National and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $3.99. Purchasing a Transmission Seal from us here at Advance Auto Parts is a smart move for both you and your 1990 GMC C1500, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1990 GMC C1500 Transmission Seals

If you’re looking for a top-quality Transmission Seal for your 1990 GMC C1500, Advance Auto Parts has exactly what you need with our selection of National Transmission Seals. We have 3 National Transmission Seals in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.99 and an average cost of $12.66, you’ll find the perfect Transmission Seal for your needs and budget. National Transmission Seals for the 1990 GMC C1500 come highly rated, with over 20 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Transmission Seal from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Multi-Purpose Seal
from $12.99
(13)
Multi-Purpose Seal
“Fixed my leak”
Multi-Purpose Seal
from $11.99
(2)
Multi-Purpose Seal
“Sealed tbe trams leak perfectly”
Multi-Purpose Seal
from $12.99
(5)
Multi-Purpose Seal
“It seals great so far”

Top-Quality Motive Gear 1990 GMC C1500 Transmission Seals

For those in search of a high-quality Transmission Seal for their 1990 GMC C1500, Advance Auto Parts offers a great selection of Motive Gear Transmission Seals. With 1 Motive Gear Transmission Seals in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Transmission Seals start at just $3.99, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.0 stars, Motive Gear Transmission Seals provide both reliability and excellent performance. Choosing a Motive Gear Transmission Seal from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Differential Pinion Seal
from $3.99
(1)
Differential Pinion Seal
“Correct seal for 64-69 GTO with factory installed axle”

FAQs for 1990 GMC C1500 Transmission Seals

What are the best-selling Transmission Seals for 1990 GMC C1500s?

Out of 24 Transmission Seals that fit 1990 GMC C1500s, the following parts are the top sellers:

What’s the price range for 1990 GMC C1500 Transmission Seals?

The prices of Transmission Seals for the 1990 GMC C1500 range from $3.99 up to $248.99 for the most premium parts.

What is the average price of a Transmission Seal for a 1990 GMC C1500?

The average price for Transmission Seals for the 1990 GMC C1500 is $31.61. Keep in mind the variety of part types within our Transmission Seal category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Transmission Seals for other GMC C1500 model years?

Yes, we carry Transmission Seals for 18 model years of GMC C1500s between 1979 and 1999. The following model years are the most popular for Transmission Seal purchases: 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, and 1991.

What are the cheapest Transmission Seals for my 1990 GMC C1500?

The cheapest 1990 GMC C1500 Transmission Seals we carry are:

Does Advance Auto Parts sell Transmission Seals for any other 1990 GMC models?

Yes. We stock Transmission Seals for 18 other popular 1990 GMC models. Some of the most popular are 1990 Jimmy Transmission Seals, 1990 K2500 Transmission Seals, 1990 C2500 Transmission Seals, 1990 K1500 Transmission Seals, and 1990 K3500 Transmission Seals.

What are the top-rated Transmission Seals that fit the 1990 GMC C1500?

Based on 552 reviews by customers, our 1990 GMC C1500 Transmission Seals have an average customer rating of 5 stars. These are the highest-rated categories of Transmission Seals for the 1990 GMC C1500 and their top-rated products:

What types of Transmission Seals do you sell for my 1990 GMC C1500?

As of 11/2/25, these are some of the most in-demand types of Transmission Seals for a 1990 GMC C1500:

Can I get help with 1990 GMC C1500 Transmission Seal orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Transmission Seals and more.

What is your return policy for GMC C1500 Transmission Seals?

Advance Auto Parts keeps returns simple. For new GMC C1500 Transmission Seals and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.