Size Chart
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Build a properly matched suspension or steering setup with this QA1 lowering kits. Manufacturer part number LK12-FF03 is offered in the listed 21-25 Ford F150 2WD Dual Adjustable Lowering Kit w/ Spindles - 3.5-5.5in configuration, so vehicle application, mounting position, dimensions, spring rate, adjustment range, and all notes must be confirmed before ordering.
Key Features
Fitment
| Years | Make | Model | Submodel or Application |
|---|---|---|---|
| 2021-2025 | Ford | F-150 | All listed configurations unless otherwise noted |
Confirm chassis configuration, suspension position, drivetrain clearance, brake package, wheel and tire clearance, and every current QA1 application note.
Specifications
| Brand | QA1 |
|---|---|
| Manufacturer Part Number | LK12-FF03 |
| Product Type | Lowering Kits |
| Listed Configuration | 21-25 Ford F150 2WD Dual Adjustable Lowering Kit w/ Spindles - 3.5-5.5in |
| Compatibility Basis | Vehicle Specific |
| Condition | New |
What's Included
One new QA1 lowering kits identified by manufacturer part number LK12-FF03, with only the components and hardware supplied by QA1 for that exact part number.
About QA1
QA1 develops suspension, steering, driveline, rod-end, bearing, spring, and chassis components for street, performance, racing, restoration, and custom vehicle applications.
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Frequently Asked Questions
Will QA1 LK12-FF03 fit my 2021-2025 Ford F-150?
Match the complete fitment row, then verify mounting position, suspension configuration, drivetrain clearance, brake package, wheel and tire clearance, and every current QA1 note.
What measurements matter when ordering QA1 LK12-FF03?
Verify the dimensions and interfaces named in this listing, including thread size and direction, extended and compressed length, bore, spring dimensions or rate, mounting style, and available clearance as applicable.
Does QA1 LK12-FF03 require setup after installation?
Suspension and steering work commonly requires torque verification, clearance and travel checks, ride-height or damping setup when adjustable, and a professional alignment before road use.
Installation
Follow the current QA1 instructions for this exact part number. Support the vehicle safely, compare every component before disassembly, use the specified hardware and torque values, verify thread engagement and mounting orientation, cycle the suspension through its operating range, check brake and wheel clearance, and complete an alignment when the installation changes suspension or steering geometry.
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