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4" Coilover Radius Arm Lift Kit | Diesel Only

4" Coilover Radius Arm Lift Kit | Diesel Only

4" Coilover Radius Arm Lift Kit | Diesel Only

  • *Approx Price: $3,800.50
  • Front (base kit): 4" Radius Arm/Coilover
  • Rear (base kit): 3" Block
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4" Coilover Radius Arm Lift Kit | Diesel Only

Kit Components

Accessories & Pricing


Qty Part# Description
1 013414 Front Box Kit
1 013459 2020 F250/F350 4.5" Rear Block Kit
1 123251 Radius Arm Box Kit
1 123613 17-20 Super Duty Coil-over Mount Kit
1 85431 NX2 Single Stabilizer (BDS Only)
1 88402149 Kit: BDS 11-20 Ford F250/F350 Front Coil
2 98224700 Fox 2.0 Shock 25.65 x 16.05 x 2- S50/EB1
2 98224718 Fox 2.0 Shock 33.85 x 20.75 x 2- EB1/EB1
Qty Part# Description Price
    Total $3,800.50

Important Kit Notes

  • 1. Removal of the factory leaf spring block required. Net rear lift will vary depending on height of factory block, but will result in a level stance.
  • 2. If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
  • 3. Front exhaust modification may be required to clear front drive shaft (Gas Only)
  • 4. Torque wrench capable of 405 ft-lbs required.
  • 5. 37 x 12.50 tires may require minor trimming.
  • 6. Due to taller factory ride height, Tremor models will not net full advertised lift height. Final ride height will be the same as standard models.
  • 7. If installed on a truck with a top mounted overload spring, with an overload spacer block taller than 1-1/8" UBT4027 (Qty: 4) are required)
  • 4" Coilover Radius Arm Lift Kit | Diesel Only

  • Front (base kit):

    4" Radius Arm/Coilover

  • Rear (base kit):

    3" Block

  • Kit Price

    $3,800.50

Base Kit Components 1551

These components are subject to change based upon your selections.

Qty Part# Description
(1) 013414 Front Box Kit
(1) 013459 2020 F250/F350 4.5" Rear Block Kit
(1) 123251 Radius Arm Box Kit
(1) 123613 17-20 Super Duty Coil-over Mount Kit
(1) 85431 NX2 Single Stabilizer (BDS Only)
(1) 88402149 Kit: BDS 11-20 Ford F250/F350 Front Coil
(2) 98224700 Fox 2.0 Shock 25.65 x 16.05 x 2- S50/EB1
(2) 98224718 Fox 2.0 Shock 33.85 x 20.75 x 2- EB1/EB1

Compatible Vehicles

These vehicles also are compatible with this product.
Click on a vehicle to see other available kits.

Make Model Year Range
Ford F250/F350 Super Duty 2020-2021

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Important Kit Notes

  • 1. Removal of the factory leaf spring block required. Net rear lift will vary depending on height of factory block, but will result in a level stance.
  • 2. If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
  • 3. Front exhaust modification may be required to clear front drive shaft (Gas Only)
  • 4. Torque wrench capable of 405 ft-lbs required.
  • 5. 37 x 12.50 tires may require minor trimming.
  • 6. Due to taller factory ride height, Tremor models will not net full advertised lift height. Final ride height will be the same as standard models.
  • 7. If installed on a truck with a top mounted overload spring, with an overload spacer block taller than 1-1/8" UBT4027 (Qty: 4) are required)

Next: Steering Stabilizers


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