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6" Front Dirt Logic 4.0 Coilover Conversion System - 2011-16 Ford F250/F350 4WD & 2011 Ford F450/F550 4WD

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Included Shocks

Obtain maximum front suspension damping for Super Duty's with our Dirt Logic 4.0 Coilover Conversion system. The upper coilover mounts are constructed with 1.75 diameter DOM tubing that replaces the factory coil spring mounts and span across a wide section of the frame for proper impact load distribution. The lower mounts are 1/ 4" thick steel that attach to the axle housing, providing solid mounting points for the Dirt Logic 4.0 Coilover piggyback reservoir shocks.


Kit# K2135DL


Oty Part # Description
1 FTS22143 Component Box
2 FTS835002 Front Dirt Logic 4.0 Coilover



41. Will not work with Leveling or Basic Systems.

Front Dirt Logic 4.0 Stainless Steel Coilovers

The Dirt Logic 4.0 provides the ultimate in hardcore offroad dampening capacity with superior highway comfort in a big package. This massive high end shock is designed for full size vehicles that required the biggest and best Coilover shock in a bolt on configuration. Nothing else comes close.

  • - 4.0" OD Stainless Steel Body
  • - 3 5/8" OD Billet Aluminum Piston
  • - 1.25" NitroSteel┬« Black Piston Rod
  • - Adjustable Coilover Construction
  • - 3/4" Spherical Ball Mounting Ends
  • - Non Resi, 4.0" OD Piggyback Resi and 4.0" OD Remote Resi
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Download PDF Instructions
FT22078i.pdf (1.7 MB)