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Fabtech 6'' 4 Link System w/Dirt Logic 4.0'' Coilovers w/Performance Rear Shocks for 2011 Ford F-350/F-450 Super Duty 8 Lug 4wd

  • Provides 6'' of Lift
  • 4 Link Suspension System
  • Heavy Duty Construction
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Pricing: $5,037.17


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. Also included in this system are billet sway bar end links with heim ends and quad layer limiting straps.

Tire Size:

  • Use 315/70R17 tires w/17x8 w/4 1/2'' BS w/minor trimming
  • Use 325/65R18 tires w/18x9.5 wheels w/4 3/4'' BS w/minor trimming
  • Use 35x12.50R20 tires w/20x9 wheels w/5'' BS w/minor trimming


  • Non dually models only
  • Front driveline modification may be required to clear exhaust on gas motor.

Application List

2011 Ford F-350 SD 4wd

2011 Ford F-450 SD 4wd


Lift Type: 4 Link Kit

Lift Inches: 6''

Max Tire Size: 215/70R17


  • K2146B
  • K2146B
  • Fabtech
  • New


Shipping Information

  • Item Requires Shipping
  • 448.4 lbs.
  • W3.0000” x H5.0000” x L20.0000”
  • This item will require a special quote for shipping charges.

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