HomeDriveline and Axles > Axle ShaftDorman 600-203 Locking Hub
Part #: 600-203

Dorman 600-203 Locking Hub

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⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Lincoln, Excursion, F-250 Super Duty, F-350 Super Duty, Expedition, and Navigator
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Locking Hub for Ford and Lincoln 4WD Vehicles

The Dorman 600-203 locking hub is designed to provide dependable engagement and disengagement of the front axle on select Ford and Lincoln 4WD models. Constructed from durable steel and plastic materials, this locking hub ensures consistent performance and longevity for your vehicle's driveline system.

  • Constructed with a combination of steel and plastic for strength and durability
  • Includes a 4WD automatic locking hub for seamless axle engagement
  • Compatible with Ford Excursion, Expedition, F-250 Super Duty, F-350 Super Duty, and Lincoln Navigator
  • Part number 600-203 ensures precise fitment and reliable operation

Durable Materials and Design for Long-Term Use

The Dorman 600-203 locking hub features a robust steel and plastic construction that balances strength with corrosion resistance. This combination helps maintain the integrity of the locking mechanism under various driving conditions. The included 4WD automatic locking hub allows for smooth and automatic engagement of the front axle, reducing wear and improving fuel efficiency when 4WD is not in use.

Compatible Vehicles and Applications

This locking hub is specifically designed for use with Ford and Lincoln 4WD models, including the Ford Excursion, Expedition, F-250 Super Duty, F-350 Super Duty, and the Lincoln Navigator. Using the correct locking hub like the Dorman 600-203 helps maintain proper driveline function and prevents premature wear on axle components.

  • Restores proper front axle engagement on 4WD Ford Excursion and Expedition models
  • Replaces worn or damaged locking hubs on Ford F-250 and F-350 Super Duty trucks
  • Ensures reliable 4WD operation on Lincoln Navigator vehicles
  • Addresses issues such as front axle disengagement, noise, or uneven wear

Installation Notes and Tips

Installation of the Dorman 600-203 locking hub requires basic mechanical knowledge and appropriate tools. It is important to verify vehicle compatibility before installation. Ensure the hub is properly aligned and securely fastened to avoid operational issues. Regular inspection and maintenance of the locking hub can extend its service life.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your vehicle. The 600-203 locking hub is backed by Dorman's quality assurance processes. Please refer to Dorman's official warranty policy for specific coverage details.

BrandDorman
Part Number600-203
MaterialSteel/Plastic
Package Contents4WD Auto Locking Hub

This part fits 22 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2005FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2004FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2004FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2004FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2003FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2003FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2003FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2002FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2002FordExpedition4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2002FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2002FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2002LincolnNavigator4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2001FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2001FordExpedition4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2001FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2001FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2001LincolnNavigator4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2000FordExcursion4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2000FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
2000FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
1999FordF-250 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock
1999FordF-350 Super Duty4WDN/AStandard Design; 1C34 Prefix Tag Only; Auto Hub Lock

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1C3Z3B396CBL30002SK600203

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.