Moog ES3691 Steering Tie Rod End - Outer

MOOG ES3691 Outer Tie Rod End

MOOG ES3691 is an outer tie rod end built for steering systems that need precise thread engagement, greaseable serviceability, and a dust boot for added protection. It is a straight, female-to-female design with OE-style dimensions for select Ford F-150 and Lincoln Mark LT applications.

Key Features

• Outer steering tie rod end for front-end steering linkage service
• Female/female, straight design for the listed applications
• Greaseable construction for routine lubrication service
• Dust boot included to help protect the joint area
• End 1 thread diameter: 16.0 mm with clockwise thread direction
• End 2 thread diameter: 14.0 mm with 2.0 mm thread pitch
• End 1 thread pitch: 1.5 mm
• Stud center-to-end length: 4.330 in.

Detailed Description

MOOG ES3691 is engineered as an outer tie rod end for steering repair on 2004 Ford F-150, 2005-2008 Ford F-150, and 2006-2008 Lincoln Mark LT applications. The greaseable design supports periodic lubrication, while the included dust boot helps shield the joint from road contamination. MOOG uses material selection and testing practices aimed at consistent steering performance and straightforward installation. This part cross-references Mevotech Supreme MES3691 for the same application.

For buyers searching for a 2005-2008 Ford F-150 outer tie rod end or a 2006-2008 Lincoln Mark LT steering tie rod end, ES3691 provides the specified thread sizes and straight configuration needed for the listed fitments. The part number ES3691 is also commonly referenced in steering and chassis replacement searches for these vehicles.

Common Problems This Part Can Address

• Loose or imprecise steering response at the front wheels
• Excessive play in the outer tie rod joint
• Noise or movement from a worn steering linkage end
• Contamination entering the joint area through a damaged boot
• Service intervals that require a greaseable replacement part

Installation Notes and Tips

Verify thread diameter, pitch, and overall length against the removed part before installation. After replacing the outer tie rod end, perform a wheel alignment to restore steering geometry. Confirm fitment by model year and application details: Fits 2004 Ford F-150, Outer; Fits 2005-2008 Ford F-150, Outer; Fits 2006-2008 Lincoln Mark LT, Outer. The part number ES3691 should be matched to the vehicle’s steering linkage configuration before assembly.

Quality Assurance

MOOG backs this outer tie rod end with superior materials and rigorous testing practices to support dependable steering service. The ES3691 is built for the listed Ford F-150 and Lincoln Mark LT applications and follows MOOG chassis product standards for fit and function.