1977 Dodge W100 Transmission Seals

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Keep Your 1977 Dodge W100 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 1977 Dodge W100 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 Extension Housing 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. For example, National Transmission Seals start at just $12.99 with an average 4.3 star rating. With over 80 reviews and a solid 4 star average, you can shop with confidence knowing other Dodge W100 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1977 Dodge W100 Transmission Seal at Advance Auto Parts is around $15.81, with a range that starts at $3.19 and goes up to $41.99. With 20 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Multi-Purpose Seal, Automatic Transmission Selector Shaft Seal, and Shaft Repair Sleeve start at just $9.59 and offer a great balance of form and function.

Essential 1977 Dodge W100 Transmission Seals

ATP – Automatic Transmission Selector Shaft Seal (Part No.TO-15)

Automatic Transmission Selector Shaft Seal

from

$9.59
ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
See More

National – Multi Purpose Seal (Part No.8609)

Multi Purpose Seal

from

$9.99
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 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – Automatic Transmission Oil Pump Seal (Part No.TO-8)

Automatic Transmission Oil Pump Seal

from

$13.29
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts
See More

ATP – Automatic Transmission Torque Converter Seal (Part No.TO-4)

Automatic Transmission Torque Converter Seal

from

$13.79
ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
See More

National – Multi-Purpose Seal (Part No.8160S)

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; 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 – Auto Transmission Manual Shaft Seal (Part No.S-8609)

Auto Transmission Manual Shaft Seal

from

$3.99
Product Features:
  • Brand may vary by location
See More

National – Multi-Purpose Seal (Part No.6835S)

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; 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.3638)

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; 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

National – Multi-Purpose Seal (Part No.3173)

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; 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

National – Shaft Repair Sleeve (Part No.99212)

Shaft Repair Sleeve

from

$41.99
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:
  • 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
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.7300S)

Multi Purpose Seal

from

$17.79
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 – Automatic Transmission Seal (Part No.TO-34)

Automatic Transmission Seal

from

$4.29
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts
See More

ATP – Automatic Transmission Speedometer Pinion Seal (Part No.SO-13)

Automatic Transmission Speedometer Pinion Seal

from

$3.19
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

Product Features:
  • ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
See More

National – Multi-Purpose Seal (Part No.710058)

Multi-Purpose Seal

from

$17.99
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: -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 – Automatic Transmission Extension Housing Seal (Part No.HO-8)

Automatic Transmission Extension Housing Seal

from

$14.29
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts
See More

National – Multi-Purpose Seal (Part No.473468)

Multi-Purpose Seal

from

$18.99
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 – Oil Seal (Part No.S-7300S)

Oil Seal

from

$10.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

National – Multi-Purpose Seal (Part No.2506)

Multi-Purpose Seal

from

$17.49
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

Motive Gear – Differential Pinion Seal (Part No.8516N)

Differential Pinion Seal

from

$12.29
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.5778V)

Multi-Purpose Seal

from

$41.49
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 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Differential Pinion Seal (Part No.5778)

Differential Pinion Seal

from

$23.49
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.5126)

Multi-Purpose Seal

from

$18.99
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.5126B)

Differential Pinion Seal

from

$10.99
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

Most Popular Transmission Seals and O-rings for 1977 Dodge W100s

Enhance your 1977 Dodge W100 with one of the 2 Transmission Seals and O-rings we have in stock, starting at just $12.49.

National – Multi-Purpose Seal (Part No.3173)

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; 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

National – Multi-Purpose Seal (Part No.3638)

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; 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

Best-Selling 1977 Dodge W100 Manual Transmission Output Shaft Seals

Upgrade your W100 with one of our 2 best-selling Manual Transmission Output Shaft Seals, earning an average 5 stars rating across 4 reviews.

National – Multi Purpose Seal (Part No.7300S)

Multi Purpose Seal

from

$17.79
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

Top-Quality Extension Housing Seals for 1977 Dodge W100s

Choose a high-quality OEM or aftermarket Extension Housing Seal for Dodge W100s and enjoy top-notch performance from $14.29.

National – Multi-Purpose Seal (Part No.2506)

Multi-Purpose Seal

from

$17.49
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 – Automatic Transmission Extension Housing Seal (Part No.HO-8)

Automatic Transmission Extension Housing Seal

from

$14.29
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts
See More

Our Top Pick for a 1977 Dodge W100 Automatic Transmission Oil Pump Seal

Invest in a durable Automatic Transmission Oil Pump Seal for your 1977 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

ATP – Automatic Transmission Oil Pump Seal (Part No.TO-8)

Automatic Transmission Oil Pump Seal

from

$13.29
ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts
See More

Top-Rated Pinion Seals for 1977 Dodge W100s

Make a smart move for your 1977 Dodge W100 with products all priced from $10.99 to $41.49.

National – Multi-Purpose Seal (Part No.5126)

Multi-Purpose Seal

from

$18.99
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.5778)

Differential Pinion Seal

from

$23.49
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

Motive Gear – Differential Pinion Seal (Part No.5126B)

Differential Pinion Seal

from

$10.99
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.5778V)

Multi-Purpose Seal

from

$41.49
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 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Motive Gear – Differential Pinion Seal (Part No.8516N)

Differential Pinion Seal

from

$12.29
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-Rated Transmission Seal Brands For Your 1977 Dodge W100

When it comes to finding the perfect Transmission Seal for your 1977 Dodge W100, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Transmission Seal brands including National, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $12.99. Purchasing a Transmission Seal from us here at Advance Auto Parts is a smart move for both you and your 1977 Dodge W100, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1977 Dodge W100 Transmission Seals

If you’re looking for a top-quality Transmission Seal for your 1977 Dodge W100, 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 $12.99 and an average cost of $16.59, you’ll find the perfect Transmission Seal for your needs and budget. National Transmission Seals for the 1977 Dodge W100 come highly rated, with over 5 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 $17.79
(3)
Multi Purpose Seal
“Fit perfectly and stopped the leak. For anyone who needs to know, I used this seal for my Tremec TKO 600 transmission. This seal is a direct replaceme”
Multi-Purpose Seal
from $12.99
(1)
Multi-Purpose Seal
“Made in USA as of 2/2019”
Multi-Purpose Seal
from $18.99
(1)
Multi-Purpose Seal
“Perfect fit and in stock for a 50 year old vehicle. Thanks Advance Auto Parts”

FAQs for 1977 Dodge W100 Transmission Seals

What are the best-selling Transmission Seals for 1977 Dodge W100s?

Out of 20 Transmission Seals that fit 1977 Dodge W100s, the following parts are the top sellers:

What’s the price range for 1977 Dodge W100 Transmission Seals?

The prices of Transmission Seals for the 1977 Dodge W100 range from $3.19 up to $41.99 for the most premium parts.

What is the average price of a Transmission Seal for a 1977 Dodge W100?

The average price for Transmission Seals for the 1977 Dodge W100 is $15.81. 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 Dodge W100 model years?

Yes, we carry Transmission Seals for 7 model years of Dodge W100s between 1975 and 1989. The following model years are the most popular for Transmission Seal purchases: 1989, 1988, 1987, 1986, 1985, 1984, 1976, and 1975.

What are the cheapest Transmission Seals for my 1977 Dodge W100?

The cheapest 1977 Dodge W100 Transmission Seals we carry are:

Does Advance Auto Parts sell Transmission Seals for any other 1977 Dodge models?

Yes. We stock Transmission Seals for 17 other popular 1977 Dodge models. Some of the most popular are 1977 Charger Transmission Seals, 1977 Ramcharger Transmission Seals, 1977 W150 Transmission Seals, 1977 Monaco Transmission Seals, and 1977 D150 Transmission Seals.

What types of Transmission Seals do you sell for my 1977 Dodge W100?

As of 6/2/26, these are some of the most in-demand types of Transmission Seals for a 1977 Dodge W100:

Can I get help with 1977 Dodge W100 Transmission Seal orders?

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

What is your return policy for Dodge W100 Transmission Seals?

Advance Auto Parts keeps returns simple. For new Dodge W100 Transmission Seals and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.