Build Your Kit

Non-Critical Selections

Related Accessories

4" Radius Arm Lift Kit

4" Radius Arm Lift Kit

4" Radius Arm Lift Kit

  • *Approx Price: $1,676.74
  • Front (base kit): 4" Radius Arm/Coil Spring
  • Rear (base kit): 3" Block
  • Print summary
4" Radius Arm Lift Kit

Kit Components

Accessories & Pricing


Qty Part# Description
1 013414 Front Box Kit
1 013459 2020 F250/F350 4.5" Rear Block Kit
1 033411 Coil Spring Box Kit (Diesel)
1 123251 Radius Arm Box Kit
1 85431 NX2 Single Stabilizer (BDS Only)
2 85700 BDS NX2 Shock Absorber
2 85718 BDS NX2 Shock
Qty Part# Description Price
    Total $1,676.74

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" Radius Arm Lift Kit

  • Front (base kit):

    4" Radius Arm/Coil Spring

  • Rear (base kit):

    3" Block

  • Kit Price

    $1,676.74

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) 033411 Coil Spring Box Kit (Diesel)
(1) 123251 Radius Arm Box Kit
(1) 85431 NX2 Single Stabilizer (BDS Only)
(2) 85700 BDS NX2 Shock Absorber
(2) 85718 BDS NX2 Shock

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

Email Summary

  *required information
*To Email Address
*To Name
*From Name
Message
Send Order

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: Rear Lift Option


BDS Suspension american flag image

We make every effort to buy American and we hope you do as well. Buying American ensures that you are getting quality products made from quality materials. Just as important is the fact that buying American keeps your hard-earned money in the American economy. This is one of the biggest ways we as consumers can help revitalize the American economy and strengthen the US dollar. It doesn't matter whether you are buying clothing, groceries or parts for your truck…buy American and buy with confidence that your money will stay in America.

Browse by Make

Chevy / GMC  Ford  Dodge / RAM  Jeep  Toyota


Find your nearest participating Dealer

Your nearest dealer information will be added to your Kit Summary