1973 GMC P25/P2500 Van Automatic Transmission Parts

Keep Your 1973 GMC P25/P2500 Van in Top Shape with Quality Automatic Transmission Parts

Whether you’re repairing or upgrading your Automatic Transmission Part, using high-quality parts is key to keeping your 1973 GMC P25/P2500 Van looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Automatic Transmission Oil Pump O-Rings, Transmission Modulator Valves, and Automatic Transmission Fluid Filler Tube 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 Automatic Transmission Parts from Trusted Brands

Looking for a reliable Automatic Transmission Part? We’ve got you covered with options from brands you know and trust like Pro-King. For example, Pro-King Automatic Transmission Parts start at just $33.99 with an average 4.1 star rating. With over 122 reviews and a solid 5 star average, you can shop with confidence knowing other GMC P25/P2500 Van owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 GMC P25/P2500 Van Automatic Transmission Part at Advance Auto Parts is around $14.10, with a range that starts at $3.99 and goes up to $34.49. With 10 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like AT OIL PUMP ORING, Clutch Pilot Bushing, and AT MODULATOR VALVE start at just $7.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Automatic Transmission Part, don’t forget to check out other key components like Torque Converter and Related Products and Transmission Cooler and Parts. At Advance Auto Parts, we’re here to help you keep your 1973 GMC P25/P2500 Van in peak condition, inside and out.

Essential 1973 GMC P25/P2500 Van Automatic Transmission Parts

ATP – AT CLUTCH PLATE (Part No.SC-26)

AT CLUTCH PLATE

from

$9.99
AT CLUTCH PLATE

ATP – AT CLUTCH PLATE (Part No.JC-57)

AT CLUTCH PLATE

from

$12.99
AT CLUTCH PLATE

ATP – AT CLUTCH PLATE (Part No.SC-30)

AT CLUTCH PLATE

from

$6.99
AT CLUTCH PLATE

ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

Carquest Premium – Automatic Transmission Modulator Valve (Part No.VMC1033)

Automatic Transmission Modulator Valve

from

$39.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.

Product Features:
  • Application matched component ensures the transmission gear position system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • This part will look and function just like the original unit being replaced.
See More

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
See More

ATP – AT MODULATOR VALVE (Part No.JX-66)

AT MODULATOR VALVE

from

$17.99
AT MODULATOR VALVE

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

from

$33.99
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
See More

ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

Dorman – Clutch Pilot Bushing (Part No.690-014.1)

Clutch Pilot Bushing

from

$7.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

Most Popular Automatic Transmission Oil Pump O-Ring for 1973 GMC P25/P2500 Vans

Enhance your 1973 GMC P25/P2500 Van with this popular Automatic Transmission Oil Pump O-Ring we have in stock, for $8.99.

ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

Best-Selling 1973 GMC P25/P2500 Van Transmission Modulator Valves

Upgrade your P25/P2500 Van with one of our 3 best-selling Transmission Modulator Valves, earning an average 4.5 stars rating across 22 reviews.

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
See More

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

from

$33.99
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
See More

ATP – AT MODULATOR VALVE (Part No.JX-66)

AT MODULATOR VALVE

from

$17.99
AT MODULATOR VALVE

Top-Quality Automatic Transmission Fluid Filler Tube Seals for 1973 GMC P25/P2500 Vans

Choose a high-quality OEM or aftermarket Automatic Transmission Fluid Filler Tube Seal for GMC P25/P2500 Vans and enjoy top-notch performance from $3.99.

ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

Top Picks for 1973 GMC P25/P2500 Van Transmission Bushings

Invest in one of our 2 durable Transmission Bushings for your 1973 GMC, knowing you’re getting trusted brands and expert craftsmanship.

Dorman – Clutch Pilot Bushing (Part No.690-014.1)

Clutch Pilot Bushing

from

$7.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

Automatic Transmission Friction Discs for 1973 GMC P25/P2500 Vans

Make a smart move for your 1973 GMC P25/P2500 Van with products all priced from $6.99 to $12.99.

ATP – AT CLUTCH PLATE (Part No.JC-57)

AT CLUTCH PLATE

from

$12.99
AT CLUTCH PLATE

ATP – AT CLUTCH PLATE (Part No.SC-26)

AT CLUTCH PLATE

from

$9.99
AT CLUTCH PLATE

ATP – AT CLUTCH PLATE (Part No.SC-30)

AT CLUTCH PLATE

from

$6.99
AT CLUTCH PLATE

Top-Rated Automatic Transmission Part Brands For Your 1973 GMC P25/P2500 Van

When it comes to finding the perfect Automatic Transmission Part for your 1973 GMC P25/P2500 Van, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Automatic Transmission Part brands including Pro-King, and more, all known for their exceptional customer ratings (average brand rating of 4.1 stars) and competitive prices, as low as $33.99. Purchasing a Automatic Transmission Part from us here at Advance Auto Parts is a smart move for both you and your 1973 GMC P25/P2500 Van, providing peace of mind with parts that meet or exceed OEM standards.

Popular Pro-King 1973 GMC P25/P2500 Van Automatic Transmission Parts

If you’re looking for a top-quality Automatic Transmission Part for your 1973 GMC P25/P2500 Van, Advance Auto Parts has exactly what you need with our selection of Pro-King Automatic Transmission Parts. We have 2 Pro-King Automatic Transmission Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $33.99 and an average cost of $34.24, you’ll find the perfect Automatic Transmission Part for your needs and budget. Pro-King Automatic Transmission Parts for the 1973 GMC P25/P2500 Van come highly rated, with over 22 customer reviews and an impressive average rating of 4.1 stars. Choosing a Pro-King Automatic Transmission Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Automatic Transmission Vacuum Modulator
from $33.99
(11)
Automatic Transmission Vacuum Modulator
“I have a 1988 Buick Reatta that recently begun to fail to shift. After trying things such as changing the filter and fluid, we eventually were recomme”
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
“Great product”

FAQs for 1973 GMC P25/P2500 Van Automatic Transmission Parts

What are the best-selling Automatic Transmission Parts for 1973 GMC P25/P2500 Vans?

Out of 10 Automatic Transmission Parts that fit 1973 GMC P25/P2500 Vans, the following parts are the top sellers:

What’s the price range for 1973 GMC P25/P2500 Van Automatic Transmission Parts?

The prices of Automatic Transmission Parts for the 1973 GMC P25/P2500 Van range from $3.99 up to $34.49 for the most premium parts.

What is the average price of an Automatic Transmission Part for a 1973 GMC P25/P2500 Van?

The average price for Automatic Transmission Parts for the 1973 GMC P25/P2500 Van is $14.10. Keep in mind the variety of part types within our Automatic Transmission Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Automatic Transmission Parts for other GMC P25/P2500 Van model years?

Yes, we carry Automatic Transmission Parts for 6 model years of GMC P25/P2500 Vans between 1967 and 1974. The following model years are the most popular for Automatic Transmission Part purchases: 1974, 1972, 1971, 1970, 1969, 1968, and 1967.

What are the cheapest Automatic Transmission Parts for my 1973 GMC P25/P2500 Van?

The cheapest 1973 GMC P25/P2500 Van Automatic Transmission Parts we carry are:

Does Advance Auto Parts sell Automatic Transmission Parts for any other 1973 GMC models?

What are the top-rated Automatic Transmission Parts that fit the 1973 GMC P25/P2500 Van?

Based on 122 reviews by customers, our 1973 GMC P25/P2500 Van Automatic Transmission Parts have an average customer rating of 5 stars. These are the highest-rated categories of Automatic Transmission Parts for the 1973 GMC P25/P2500 Van and their top-rated products:

What types of Automatic Transmission Parts do you sell for my 1973 GMC P25/P2500 Van?

As of 11/2/25, these are some of the most in-demand types of Automatic Transmission Parts for a 1973 GMC P25/P2500 Van:

Can I get help with 1973 GMC P25/P2500 Van Automatic Transmission Part orders?

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

What is your return policy for GMC P25/P2500 Van Automatic Transmission Parts?

Advance Auto Parts keeps returns simple. For new GMC P25/P2500 Van Automatic Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.