2021 Chevrolet Express 3500 Automatic Transmission Pan and Gaskets

Keep Your 2021 Chevrolet Express 3500 in Top Shape with Quality Automatic Transmission Pan and Gaskets

Whether you’re repairing or upgrading your Automatic Transmission Pan and Gasket, using high-quality parts is key to keeping your 2021 Chevrolet Express 3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Oil Pans and Automatic Transmission Oil Cooler Gaskets. 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.

Competitive Prices and Extensive Inventory

The average price for a 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gasket at Advance Auto Parts is around $69.35, with a range that starts at $12.49 and goes up to $111.99. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Transmission Oil Cooler Seal and Transmission Oil Pan (OE Fix) start at just $12.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Automatic Transmission Pan and Gasket, don’t forget to check out other key components like Automatic Transmission Parts and Transmission Mounts. At Advance Auto Parts, we’re here to help you keep your 2021 Chevrolet Express 3500 in peak condition, inside and out.

Essential 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gaskets

Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)

Transmission Oil Cooler Seal

from

$12.49
This Dorman Automatic Transmission Oil Cooler Gasket eliminates leaks where the oil cooler line connects to the transmission. Gasket may break down over time, causing leaks, and should be replaced any time the oil cooler line and transmission are separated.

Product Features:
  • Durable construction – rubber over steel construction creates a positive seal and retains its shape
  • Direct replacement – fits and functions like original equipment
  • Easy to install – direct-fit, no special tools required
  • Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
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Dorman – Transmission Oil Pan: Direct Fit, Steel, 13.5 Quart (Part No.265-810)

Transmission Oil Pan: Direct Fit, Steel, 13.5 Quart

from

$99.99
This replacement transmission oil pan is a direct replacement for a damaged original equipment transmission pan. Made of quality materials, it’s designed for reliable, leak-free service.

Product Features:
  • Ideal replacement – this transmission oil pan matches the fit and function of the original pan for a trouble-free replacement
  • Durable construction – this transmission oil pan is made of quality materials for durability and leak-free performance
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on testing to ensure a quality fit
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Dorman – Transmission Oil Pan (OE Fix) (Part No.265-903)

Transmission Oil Pan (OE Fix)

from

$152.99
On certain GM and Chevrolet vehicles, when an original equipment transmission pan is leaking or in need of routine service, loosening and lowering that fluid-filled pan is a messy business. This Dorman OE FIX transmission oil pan is designed to match the performance of the original equipment pan but features a convenient drain plug to allow the transmission fluid to be removed before service. This steel pan is also upgraded with an E-coat finish for excellent resistance to corrosion, and includes a filter assembly, gasket and integrated magnet for a complete repair solution.

Product Features:
  • Service-friendly – this transmission fluid pan for select GM and Chevrolet vehicles has an integrated drain plug to allow the fluid to be drained before servicing the pan, eliminating messy spills
  • Durable design – with an E- coat finish and constructed to strict specifications, this upgraded pan is engineered to withstand corrosion, impacts and leaks for a long and reliable service life
  • Complete solution – includes pan with integrated magnet, filter assembly and gasket for a hassle-free, professional repair
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dorman – Transmission Oil Pan (OE Fix) (Part No.265-925)

Transmission Oil Pan (OE Fix)

from

$111.99
On certain Chevrolet, GMC and Cadillac SUVs and trucks, routine transmission services are a messy process due to the design of the original equipment transmission pan, which must be lowered carefully to avoid spilling the fluid it holds. This Dorman OE FIX transmission pan is designed with a drain plug to make draining the fluid a less precarious prospect. Our rugged, precision-engineered replacement pan includes a new drain plug and crush washer to ensure a predictable and straightforward initial installation. Replacing the factory pan with this innovative solution encourages regular service to help prevent costly transmission repair, and can help protect the transmission from harmful contaminants and fluid leaks. Best of all? Future service is a lot less messy.

Product Features:
  • Improved design – this transmission pan is designed to match the fit and performance of the original General Motors pans and eliminate the messy task of draining transmission fluid.
  • Complete solution – includes transmission pan, fill tube, drain plug and gaskets
  • Ideal replacement – manufactured to exacting specifications and designed to match the fit and function of the original part for a trouble-free installation and dependable performance
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket experience
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B & M – Transmission Pan (Part No.70396)

Transmission Pan

from

$499.99
Transmission Pan

Most Popular Transmission Oil Pan for 2021 Chevrolet Express 3500s

Enhance your 2021 Chevrolet Express 3500 with this popular Transmission Oil Pan we have in stock, for $111.99.

Dorman – Transmission Oil Pan (OE Fix) (Part No.265-925)

Transmission Oil Pan (OE Fix)

from

$111.99
On certain Chevrolet, GMC and Cadillac SUVs and trucks, routine transmission services are a messy process due to the design of the original equipment transmission pan, which must be lowered carefully to avoid spilling the fluid it holds. This Dorman OE FIX transmission pan is designed with a drain plug to make draining the fluid a less precarious prospect. Our rugged, precision-engineered replacement pan includes a new drain plug and crush washer to ensure a predictable and straightforward initial installation. Replacing the factory pan with this innovative solution encourages regular service to help prevent costly transmission repair, and can help protect the transmission from harmful contaminants and fluid leaks. Best of all? Future service is a lot less messy.

Product Features:
  • Improved design – this transmission pan is designed to match the fit and performance of the original General Motors pans and eliminate the messy task of draining transmission fluid.
  • Complete solution – includes transmission pan, fill tube, drain plug and gaskets
  • Ideal replacement – manufactured to exacting specifications and designed to match the fit and function of the original part for a trouble-free installation and dependable performance
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket experience
See More

Best-Selling 2021 Chevrolet Express 3500 Automatic Transmission Oil Cooler Gasket

Upgrade your Express 3500 with our best-selling Automatic Transmission Oil Cooler Gasket.

Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)

Transmission Oil Cooler Seal

from

$12.49
This Dorman Automatic Transmission Oil Cooler Gasket eliminates leaks where the oil cooler line connects to the transmission. Gasket may break down over time, causing leaks, and should be replaced any time the oil cooler line and transmission are separated.

Product Features:
  • Durable construction – rubber over steel construction creates a positive seal and retains its shape
  • Direct replacement – fits and functions like original equipment
  • Easy to install – direct-fit, no special tools required
  • Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
See More

FAQs for 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gaskets

What are the best-selling Automatic Transmission Pan and Gaskets for 2021 Chevrolet Express 3500s?

Out of 2 Automatic Transmission Pan and Gaskets that fit 2021 Chevrolet Express 3500s, the following parts are the top sellers:

What’s the price range for 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gaskets?

The prices of Automatic Transmission Pan and Gaskets for the 2021 Chevrolet Express 3500 range from $12.49 up to $111.99 for the most premium parts.

What is the average price of an Automatic Transmission Pan and Gasket for a 2021 Chevrolet Express 3500?

The average price for Automatic Transmission Pan and Gaskets for the 2021 Chevrolet Express 3500 is $69.35. Keep in mind the variety of part types within our Automatic Transmission Pan and Gasket 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 Pan and Gaskets for other Chevrolet Express 3500 model years?

Yes, we carry Automatic Transmission Pan and Gaskets for 28 model years of Chevrolet Express 3500s between 1996 and 2025. The following model years are the most popular for Automatic Transmission Pan and Gasket purchases: 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Automatic Transmission Pan and Gaskets for my 2021 Chevrolet Express 3500?

The cheapest 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gaskets we carry are:

Does Advance Auto Parts sell Automatic Transmission Pan and Gaskets for any other 2021 Chevrolet models?

What types of Automatic Transmission Pan and Gaskets do you sell for my 2021 Chevrolet Express 3500?

As of 11/2/25, these are some of the most in-demand types of Automatic Transmission Pan and Gaskets for a 2021 Chevrolet Express 3500:

Can I get help with 2021 Chevrolet Express 3500 Automatic Transmission Pan and Gasket orders?

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

What is your return policy for Chevrolet Express 3500 Automatic Transmission Pan and Gaskets?

Advance Auto Parts keeps returns simple. For new Chevrolet Express 3500 Automatic Transmission Pan and Gaskets and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.