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Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812

Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 is a direct-fit transmission oil cooler built for 6BT Cummins engines, priced at $231.15. Features 100% factory leak testing, 5-1/4-inch port spacing, and durable 5/8-inch hose beads. Ideal for heavy-duty towing and off-road use in Dodge Ram trucks.

$231.15

● In stock

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Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Exact fit for 1998-2002 Dodge Ram with 6BT Cummins
  • Replaces OEM part numbers 3935812 and 5014861AA
  • 100% factory leak-tested for reliability
  • 5-1/4-inch center-to-center oil port spacing
  • 5/8-inch hose bead size for secure connections
  • One-year warranty against manufacturing defects
  • Free shipping included

Pros

  • +Guaranteed fit and function
  • +Factory leak-tested for reliability
  • +Durable for heavy-duty use
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Cons

  • No returns without RMA
  • Warranty void if modified

About Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812

What is Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812?

The Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 is a high-performance transmission oil cooler engineered specifically for Dodge Ram trucks equipped with the 6BT Cummins engine. Designed as a direct replacement for OEM part numbers 3935812 and 5014861AA, this cooler ensures reliable thermal management to prevent transmission overheating during demanding applications like towing, hauling, and off-road driving. Each unit is 100% leak-tested at the factory and built to meet strict fit and function standards for seamless installation.

Key features

  • Exact Fit — Replaces 3935812 and 5014861AA with guaranteed compatibility for 1998–2002 Dodge Ram models.
  • Leak-Tested — 100% factory pressure tested to ensure no leaks under operating conditions.
  • Precise Dimensions — 5-1/4-inch center-to-center oil port spacing for accurate mounting alignment.
  • Robust Hose Beads — 5/8-inch hose bead size for secure, high-flow fluid connections.
  • Durable Construction — Built to withstand high-pressure transmission fluid systems and extreme temperatures.
  • One-Year Warranty — Covers manufacturing defects; replacement provided if failure occurs under normal use.
  • Free Shipping — Included with purchase, no additional delivery fees.

Who is Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 for?

This oil cooler is ideal for Dodge Ram owners maintaining or upgrading their 1998–2002 trucks with 6BT Cummins engines. It’s especially valuable for drivers who regularly tow heavy loads, operate in hot climates, or modify their trucks for increased performance. DIY mechanics and professional technicians alike will appreciate the guaranteed fit and durable build.

How does Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 compare?

Compared to generic or universal oil coolers, this unit offers a direct OEM-equivalent fit, eliminating the need for adapters or modifications. It outperforms standard aluminum tube-and-fin designs in durability and flow efficiency. Unlike aftermarket coolers that may require additional fittings, this model maintains factory port alignment and hose compatibility, reducing installation complexity and potential leak points.

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Best use cases

  • Towing heavy trailers
  • Off-road driving in hot conditions
  • Replacing failed OEM cooler
  • Upgrading transmission cooling
  • Preventing fluid overheating
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Is Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 right for you?

This oil cooler is best for Dodge Ram owners with 6BT Cummins engines from 1998–2002 who need a reliable, direct-fit replacement. Suitable for DIYers with basic mechanical skills. Consider this over universal coolers for guaranteed compatibility. Alternatives include used OEM units or third-party radiators with integrated cooling, but those may lack warranty or testing assurance.

How it compares: Compared to universal oil coolers, this model offers exact OEM fit and factory testing. It installs faster and with fewer adapters than generic options, reducing leak risk. More reliable than untested surplus units.

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Frequently Asked Questions

What vehicles fit the Oil Cooler 5014861AA?

This oil cooler fits 1998–2002 Dodge Ram trucks equipped with the 6BT Cummins engine. It replaces OEM part numbers 3935812 and 5014861AA with exact port alignment and mounting compatibility.

Does the oil cooler come with a warranty?

Yes, it includes a one-year warranty covering manufacturing defects. If the unit fails under normal use, the seller will replace it. Warranty does not cover installation costs or modifications.

How is the oil cooler tested before shipping?

Each unit is 100% leak-tested at the factory under pressure to ensure integrity. This reduces the risk of fluid leaks and ensures reliable performance upon installation.

Is installation difficult for this oil cooler?

Installation is straightforward for those with basic mechanical experience. It bolts directly into place with factory hose connections. No modifications or adapters are required for proper fit.

Can I return the oil cooler if I don’t need it?

Returns are accepted only with a valid RMA number. The item must be in original packaging and unmodified. Refunds or replacements are issued upon receipt.

How much does Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 cost?

Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 is $231.15 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 in stock at Lab Work Auto?

Yes, Oil Cooler 5014861AA For 1998-2002 Dodge Ram Transmission 3935812 is currently in stock at Lab Work Auto.

Specifications

SKU
F8-013931
Last updated May 14, 2026