
6 x 6 conversions
The Severe Duty F550 6x6 is a dream come true for truck enthusiasts, expedition campers, and military fleets.

3rd Axle - 6x6 conversion
Gears - 6:17
Wheels - 3 Piece Military Grade Super Singles
Tires - 335/80 R20 Continental (7400 lbs rating)
Fenders - Optional Paint
Speed Correction - Accurate Speed
Lift Kit - 2.5"
Brake Rotors/Pads - Zero Brake Fade
Fox Shocks - Custom Design for F550 Series
Independent or Solid Axle Suspension
CTIS - Central Tire Inflation




6 x 6 conversions Rednering
6 x 6 Brushfire
6x6 Brushfire Conversion with 2 seed twin output 6x2, 6x4, 6x6 transfer case, 40" Toyo 15.5 MT tires, 2 rear drive axles, military proven coil spring 6x6 suspension, ballistic fabrication, Pro 80 drive axle, Ford F550 parts, auburn gear 40 spline electric locker, lockouts, and custom spindle to carry 14,000 capacity, 20x10 internal double beadlocks



Testing the next gearover
Testing the next gearover in 4x6 with round fender look on this 2019
F550 Severe Duty
We at DBL Design are glad to unveil the simple yet robust F550 Severe Duty: 3 axles and 6 wheels. The wheels are 3 piece aluminum and fit for severe duty 2.5 inch lift.

IAG Guardian Armored 6x6 with DBL Design components; Severe Duty military platform