Mevotech SMS81120 Coil Spring Set - Front

Brand Mevotech SMS81120
Position Front
Fits Ford and Lincoln · 20 vehicles

Coil spring set. Replacement springs for restoring suspension support and ride height.

Cross-references Dorman - HELP 81120, Four Seasons 20590 and 8L3Z5310A for the same application. See all 8.

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Front Coil Spring Set for Ford F-150

Mevotech SMS81120 is a front coil spring set for heavy-duty truck applications that require a constant-rate spring profile. It is listed for Ford F-150 and Ford F-150 Heritage models with specific heavy-duty configurations, including 8-foot bed applications and air conditioning where noted.

Key Features

  • Front coil spring set for suspension service
  • Constant rate spring design
  • Application-specific fitment for heavy-duty Ford truck setups
  • Compatible with 2004-2014 Ford F-150 front applications listed below
  • Also listed for 2006-2008 Lincoln Mark LT front heavy-duty applications
  • Mevotech SMS81120 part number for direct catalog lookup

Fitment Details

  • Fits 2004-2014 Ford F-150, front — Constant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
  • Fits 2006-2008 Lincoln Mark LT, front — Constant rate spring; Heavy Duty
  • Fits 2004 Ford F-150 Heritage, front — Constant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed

What It Helps Address

  • Front-end sag on heavy-duty Ford F-150 suspension setups
  • Loss of ride height from worn or fatigued coil springs
  • Uneven front stance on trucks carrying heavier loads
  • Suspension noise or harshness related to spring wear
  • Restoration of factory-style front spring rate for listed applications

Installation Notes

Verify the vehicle’s front suspension configuration before ordering, including heavy-duty spring package, air conditioning, and 8-foot bed requirements where specified. This part cross-references Dorman - HELP 81120 for the same application. Professional spring compressor tools and proper suspension support are recommended during installation.

Quality Assurance

Mevotech suspension components are cataloged for application-specific replacement use. Confirm part number SMS81120 against the vehicle’s build details and front suspension requirements before installation.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2014FordF-150———FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2013FordF-150———FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2012FordF-150———FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2011FordF-150———FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2010FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2009FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2008FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2008LincolnMark LT———FrontConstant rate spring; Heavy Duty
2007FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2007LincolnMark LT———FrontConstant rate spring; Heavy Duty
2006FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2006LincolnMark LT———FrontConstant rate spring; Heavy Duty
2005FordF-150—5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150XLT5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150XL5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150Lariat5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150FX45.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150 HeritageXLT5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150 HeritageXL5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
2004FordF-150 HeritageSVT Lightning5.4LV8FrontConstant rate spring; with Heavy Duty Springs; with Air Conditioning; Heavy Duty; with 8ft Bed
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - HELP — 81120Four Seasons — 205908L3Z5310A8L3Z5310Y8L3Z5310Z566-060585-1383JCS1480T