Dorman 602-320AS Wiper Motor and Linkage Assembly

Dorman 602-320AS Wiper Motor Assembly

Restore windshield wiping performance with the Dorman 602-320AS wiper motor and linkage assembly. This direct-fit replacement is built for specific Ford Expedition and Lincoln Navigator applications, with OE-style function and a steel one-piece construction for dependable operation.

Key Features

• Direct replacement wiper motor and transmission assembly for specific vehicles
• Steel frame and steel material construction
• Electrical drive with clockwise (right) rotation direction
• Bracket-style motor mounting with bolt attachment method
• Specific fit, not universal
• Designed to match original equipment function and performance
• Compatible with 2003-2008 Ford Expedition and 2003-2008 Lincoln Navigator
• Also fits 2009-2014 Ford Expedition without rain-sensitive wipers

Detailed Description

The Dorman 602-320AS is a windshield wiper transmission and motor assembly engineered for exact vehicle applications. It is a standard replacement part with a one-piece configuration, silver finish, metal bushing material, and a 10 mm wiper arm pivot point diameter. For buyers searching for a 2003-2008 Ford Expedition wiper motor assembly or a 2003-2008 Lincoln Navigator windshield wiper transmission, this part number provides a direct-fit solution. It also serves 2009-2014 Ford Expedition models without rain-sensitive wipers. Part number 602-320AS is built to restore the motion and sweep needed for clear windshield coverage.

This part cross-references OE numbers 2L1Z17508AB and 4L1Z17508AA for the same application.

Common Problems It Can Address

• Inoperative windshield wipers
• Intermittent or erratic wiper movement
• Wipers stopping mid-sweep
• Reduced sweep range or poor windshield coverage
• Noise or binding from a worn transmission assembly

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and rain-sensitive wiper configuration before installation. This assembly uses electrical drive, bracket mounting, and bolt attachment, so confirm connector condition, linkage alignment, and pivot fitment during service. The part number 602-320AS is specific to the listed applications and should be matched to the original assembly layout before replacement.

Quality Assurance

Dorman supplies this assembly as a new replacement part intended to match original equipment function and performance for the listed Ford Expedition and Lincoln Navigator applications. Its steel construction and application-specific design support consistent wiper operation after repair.