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🚙 Lock in your 4WD power—don’t get left behind on the trail!
The Dorman 600-400 4WD Hub Locking Solenoid is a direct-fit replacement part designed for select Ford and Lincoln vehicles. It restores proper 4WD system function by resolving common solenoid failures that cause grinding noises and engagement issues. Tested extensively both in labs and on vehicles, this solenoid ensures reliable, trouble-free operation. Easy to verify fitment with the garage tool and backed by a limited lifetime warranty, it’s the smart upgrade for maintaining your truck’s off-road readiness.










| ASIN | B004SR7JVO |
| Actuator Type | Electronic |
| Best Sellers Rank | #120,341 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #72 in Solenoids |
| Brand Name | Dorman |
| Circuit Type | 1-way |
| Color | Black |
| Compatible Devices | Vehicles with matching make, model, and year |
| Compatible with Vehicle Type | Car, Truck |
| Connectivity Protocol | X-10 |
| Connector Type | Screw Terminals |
| Contact Material | Metal |
| Contact Type | Electrical |
| Control Method | Touch |
| Control Type | automatic |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,145) |
| Global Trade Identification Number | 00019495256274 |
| Included Components | 4wd Switches |
| International Protection Rating | IP00 |
| Item Dimensions | 5.6 x 4.3 x 3.6 inches |
| Item Type Name | Dorman 600-400 4WD Hub Locking Solenoid Compatible with Select Ford / Lincoln Models |
| Item Weight | 0.36 Pounds |
| Manufacturer | Dorman Products |
| Material Type | Plastic |
| Model | 600-400 |
| Mounting Type | Panel Mount |
| Number of Items | 1 |
| Number of Positions | 2 |
| Operation Mode | automatic |
| Part Number | 600-400 |
| Smart Home Compatibility | Not Smart Home Compatible |
| Switch Type | Touch Switch |
| Terminal | Physical |
| UPC | 019495256274 |
| Unit Count | 1.0 Count |
| Warranty Description | Limited Lifetime Warranty |
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