2007 Workhorse W20 Transmission Parts

Essential Transmission Parts for 2007 Workhorse W20s

Dorman – Transmission Fitting (Part No.800-728)

Transmission Fitting

from

$22.99
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
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Dorman – HD Solutions – Transmission Fitting (Part No.800-5603)

Transmission Fitting

from

$62.99
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector.
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
See More

Dorman – Transmission Connector for 5/8 In. Tube 7/8-14 UNF (Part No.800-613)

Transmission Connector for 5/8 In. Tube 7/8-14 UNF

from

$24.49
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector.
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability.
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
See More

Upgrade your 2007 Workhorse W20 with Top-Quality Transmission Parts

When it comes to maintaining or upgrading your 2007 Workhorse W20, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Workhorse or enhancing its overall performance, Transmission Parts are key to keeping your W20 functioning at its best. At Advance Auto Parts, we offer a wide selection of 5 Transmission Parts for the 2007 Workhorse W20, designed to meet your needs without breaking the bank. From Automatic Transmission Part replacements to Transmission Connectors upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Transmission Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Transmission Parts for your 2007 Workhorse W20 at great prices. Our Transmission Parts inventory for this model ranges from just $22.99 to $2,534.99, with an average price of $1,036.09. Our 5 Transmission Parts in stock come from 2 trusted brands, so you’re sure to find the right part for your 2007 Workhorse W20 without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Transmission Part upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals and more to make sure your 2007 Workhorse W20 is always ready to roll. We’re committed to providing you with everything you need to keep your W20 in top shape, all in one place. Start shopping confidently below for your 2007 Workhorse W20!

Best-Selling Automatic Transmission Parts for 2007 Workhorse W20s

Enhance the driving experience in your Workhorse with 2 quality Automatic Transmission Part components, starting at $2,534.99.

Premium Drive Train – Automatic Transmission Assembly (Part No.T4L80E810117W)

Automatic Transmission Assembly

from

$2534.99
(PDT)Premium Drivetrain Transmissions are remanufactured to original equipment (OEM) demanding specifications by an OEM builder. Each transmission assembly is manufactured with the highest technology equipment, the most intelligent engineering support, and the best practices available in remanufacturing today.

Product Features:
  • All transmissions are completely disassembled and cleaned. All cases are media blasted. Internal parts are inspected for wear or damage and replaced as required. All bushings are inspected and replaced as required.
  • 100% of friction components are replaced with upgraded heavy duty parts.
  • Drum assemblies are air checked and side play is checked to assure proper clearance. 100% of seals, o’rings and gaskets are replaced.
  • 100% of solenoids are checked and replaced if they do not pass duty cycle tests. Internal wiring harness are checked and replaced as necessary. Valve bodies are disassembled, cleaned, and measured for wear. Valve body valves and valve bores are inspected and valve bores are machined as required. Completed valve bodies are tested for proper operation prior to dyno testing.
  • Transmissions are assembled, end plays are set and fasteners are torqued to the required specification.
  • Torque Converter: 100% of converters are dynamic balanced. 100% of pumps are furnaced brazed. 100% new bearings and o’rings. 100% new springs and rollers in stator. 100% new thrust washers. 100% new friction liners in overdrive lockup converters.
  • 100% of transmissions are dynamometer tested to ensure proper pressures and shift quality throughout the operating range. All upshifts and downshifts are checked against preset parameters. Torque converter stall speed and lockup is verified on the dyno
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Premium Drive Train – Automatic Transmission Assembly (Part No.T4L80E8101W)

Automatic Transmission Assembly

from

$2534.99
(PDT)Premium Drivetrain Transmissions are remanufactured to original equipment (OEM) demanding specifications by an OEM builder. Each transmission assembly is manufactured with the highest technology equipment, the most intelligent engineering support, and the best practices available in remanufacturing today.

Product Features:
  • All transmissions are completely disassembled and cleaned. All cases are media blasted. Internal parts are inspected for wear or damage and replaced as required. All bushings are inspected and replaced as required.
  • 100% of friction components are replaced with upgraded heavy duty parts.
  • Drum assemblies are air checked and side play is checked to assure proper clearance. 100% of seals, o’rings and gaskets are replaced.
  • 100% of solenoids are checked and replaced if they do not pass duty cycle tests. Internal wiring harness are checked and replaced as necessary. Valve bodies are disassembled, cleaned, and measured for wear. Valve body valves and valve bores are inspected and valve bores are machined as required. Completed valve bodies are tested for proper operation prior to dyno testing.
  • Transmissions are assembled, end plays are set and fasteners are torqued to the required specification.
  • Torque Converter: 100% of converters are dynamic balanced. 100% of pumps are furnaced brazed. 100% new bearings and o’rings. 100% new springs and rollers in stator. 100% new thrust washers. 100% new friction liners in overdrive lockup converters.
  • 100% of transmissions are dynamometer tested to ensure proper pressures and shift quality throughout the operating range. All upshifts and downshifts are checked against preset parameters. Torque converter stall speed and lockup is verified on the dyno
See More

Most Popular 2007 Workhorse W20 Transmission Connectors

Customize your Workhorse with 3 Transmission Connectors products like Automatic Transmission Line Connectors, all priced under $62.99.

Dorman – Transmission Connector for 5/8 In. Tube 7/8-14 UNF (Part No.800-613)

Transmission Connector for 5/8 In. Tube 7/8-14 UNF

from

$24.49
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector.
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability.
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
See More

Dorman – HD Solutions – Transmission Fitting (Part No.800-5603)

Transmission Fitting

from

$62.99
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector.
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
See More

Dorman – Transmission Fitting (Part No.800-728)

Transmission Fitting

from

$22.99
Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:
  • Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
  • Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
  • Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line
See More

FAQs for 2007 Workhorse W20 Transmission Parts

Which Transmission Parts are best-sellers for 2007 Workhorse W20s?

Out of 5 Transmission Parts that fit 2007 Workhorse W20s, the following parts are the top sellers:

What’s the price range for 2007 Workhorse W20 Transmission Parts?

Transmission Part prices for the 2007 Workhorse W20 start at $22.99 and go up to $2,534.99 for the most premium parts.

What’s the average price of a Transmission Part for a 2007 Workhorse W20?

The average price for Transmission Parts for the 2007 Workhorse W20 is $1,036.09. Keep in mind the variety of part types within our Transmission Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Transmission Parts for other Workhorse W20 model years?

Yes, we currently carry Transmission Parts for 8 model years of Workhorse W20s between 2001 and 2009. Transmission Parts are bought most frequently for the following model years: 2009, 2008, 2006, 2005, 2004, 2003, 2002, and 2001.

What are the cheapest Transmission Parts for my 2007 Workhorse W20?

The cheapest 2007 Workhorse W20 Transmission Parts we carry in stock are:

What types of Transmission Parts do you sell for my 2007 Workhorse W20?

As of 2/5/25, these are some of the most in-demand types of Transmission Parts for a 2007 Workhorse W20:

Can I get help with 2007 Workhorse W20 Transmission Part orders?

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

What is your return policy for Workhorse W20 Transmission Parts?

Advance Auto Parts keeps returns simple. For new Workhorse W20 Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.