FABTECH 8" Radius Arm System w/ Dirt Logic 4.0 Coilovers & Rear Dirt Logic Shocks - 2008-10 Ford F250/F350 4WD (K2066DB) View larger

FABTECH 8" Radius Arm System w/ Dirt Logic 4.0 Coilovers & Rear Dirt Logic Shocks - 2008-10 Ford F250/F350 4WD (K2066DB)

K2066DB

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8" Radius Arm System w/ Dirt Logic 4.0 Coilovers & Rear Dirt Logic Shocks - 2008-10 Ford F250/F350 4WD

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Our patented Radius Arms feature a full tubular structure strengthened by dimple die side plates, with an adjustable alignment cam at the axle to allow caster adjustment. Front lift includes the Dirt Logic 4.0 Coilover Shock conversion. Completing this system is a Trac Bar relocation bracket, Pitman Arm, Sway Bar drops, U-bolt kit, and replacement rear Leaf Springs.

 

Kit# K2066DB

  • Use 355/65R18 tires w/ 18x9.5 wheels w/ 4 3/4” BS w/ minor trimming
  • Use 37x13.50R20 tires w/ 20x10 wheels w/ 4 1/2” BS w/ minor trimming

 

Oty Part # Description
1 FTS22139 Component Box 1
1 FTS22078BK Component Box 2
2 FTS835011 Front Dirt Logic 4.0 Coilover
1 FTS22114 Rear Leaf Spring Kit
2 FTS810051 Rear Dirt Logic 2.25 Non Resi

 

*FOOTNOTES

3. Non dually models only.
27. Front drive shaft modification may be required to clear exhaust on gas motor.
29. Rear leaf springs may reduce load carrying capacity.

Front Dirt Logic 4.0 Coilovers


As the largest vehicle specific take apart, monotube shock on earth. The Dirt Logic 4.0 will provide the ultimate in hardcore offroad dampening capacity with superior highway comfort. Nothing else comes close.


  • - 4.0" OD Steel Body
  • - 3 5/8" OD Billet Aluminum Piston
  • - 1.25" Induction Hardened Chrome Piston Rod
  • - Adjustable Coilover Construction
  • - 3/4" Spherical Ball Mounting Ends
  • - 4.0" OD Piggyback Reservoir
  • - Black Anodized Finish

Rear Dirt Logic 2.25 Non Resi


The new standard in large diameter mono tube shocks for lifted applications in the OE position as well as multiple shock applications, the 2.25 provides unparalled shock performance. Available with and without reservoir the Dirt Logic 2.25 offers a supple highway ride with outstanding offroad dampening.


  • - 2.25" OD Steel Body
  • - 2.0" OD Billet Aluminum Piston
  • - 7/8" Induction Hardened Chrome Piston Rod
  • - Polyurethane Mounting Ends
  • - Optional 2.25" OD Reservoir w/-8 Stainless Steel O-ring Hose
  • - Black Anodized Finish

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