Dorman 621-498 Radiator & Engine Cooling Fan Assembly
Prevent your vehicle's engine from overheating with the Dorman 621-498 Engine Cooling Fan Assembly. Precision-engineered to match the exact fit, performance, and airflow of the stock radiator fan, this complete module is a cost-effective, dealer-quality replacement. Laboratory tested for thermal efficiency and long-term durability, it ensures your engine remains at proper operating temperatures during idling and heavy traffic.
FITMENT VERIFIED: Designed for Dodge Durango (2011–2020) and Jeep Grand Cherokee (2011–2021).
Direct replacement for OEM Part Number: 55037992AD.
Detailed Compatibility Matrix
| Make |
Model |
Year Range |
Notes |
| Dodge |
Durango |
2011 – 2020 |
All Engine & Trim Configurations |
| Jeep |
Grand Cherokee |
2011 – 2021 |
WK2 Platform (All Trims) |
Key Product Features
- Direct OE Replacement – Manufactured to match original dimensions, electrical connections, and mounting points for a hassle-free swap.
- Complete Assembly – Includes the electric fan motor, durable plastic shroud, and fan blades for a full drop-in repair.
- Lab-Tested Quality – Electric motors undergo extensive performance and sound testing to guarantee whisper-quiet operation and high-volume airflow.
- Durable Materials – Shroud and blades are constructed from high-strength polymer to resist underhood heat warping and vibration.
- Plug-and-Play Wiring – Features a factory-style 2-pin connector for simple integration with your vehicle's stock harness.
Technical Specifications
| Specification |
Details |
| Brand / MPN |
Dorman / 621-498 |
| OEM Interchange |
55037992AD |
| UPC Code |
019495439394 |
| Connector Type |
2-Pin Male Plug |
| Voltage / Wattage |
12 Volts / 80 Watts |
| Max Rotational Speed |
3500 RPM |
| Item Weight |
11.6 lbs (5.26 kg) |
Installation Guide
Follow standard mechanics procedures for a safe replacement:
- Safety First: Ensure the engine is completely cool and disconnect the negative battery cable.
- Access: Remove any upper radiator intake ducts or brackets blocking access to the shroud.
- Disconnect Electricals: Unplug the 2-pin main power harness from the fan motor.
- Remove Assembly: Unbolt the fan shroud retaining bolts and carefully lift the old unit upward out of the engine bay.
- Install New Unit: Lower the Dorman 621-498 into position, ensuring lower alignment tabs seat correctly into the radiator base.
- Secure & Test: Tighten mounting bolts, reconnect the electrical plug, reconnect the battery, and run the engine to verify fan engagement.
Why Choose Dorman Automotive Products?
With over a century of automotive engineering expertise, Dorman Products is the preferred brand for repair technicians and DIYers alike. Their cooling fan assemblies deliver OEM-level reliability without the high dealership price tag, helping you maintain optimal engine and transmission cooling for long trips and heavy towing.
Protect your engine from costly heat damage—Order your Dorman Cooling Fan today!