2017-2019 Powerstroke 4" Radius Arm Lift Kit (BDS1520H)
BDS 4" radius arm lift systems with NX2 or Fox 2.0 Series gas shocks for your Ford Super Duty offer improved performance, capability, ride quality, & quiet operation. Only the best quality materials & relevant parts go into BDS Kits; which means less maintenance, less time looking, and less confusion for you. Everything you need to take your new Super Duty to the next level.
Tire & Wheel Combinations:
- 37 x 12.50 w/ 17 x 9 and 4.5" - 5"
- 37 x 12.50 w/ 18 x 9 and 4.5" - 5"
- 37 x 12.50 w/ 20 x 9 and 4.5" - 5"
- Front exhaust modification may be required to clear the front driveshaft (Gas Only)
- If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
- 37 x 12.50 tires may require minor trimming.
- Some models may be factory equipped with a 2-leaf main rear leaf spring pack and others a 3-leaf main. Be sure to order the correct option when customizing your kit.
- Click Here For Installation Instructions
- Difficulty: 3 (where 1 = easiest and 5 = complicated)
Part Number: BDS1520H
4" Front Coil Springs
4" Front Box Kit
This Box Kit includes the following products:
- Pitman Arm
- Driver & Passenger Side Brakeline Bracket
- Front Bump Stop Extension - 4"
- Driver & Passenger Side Sway Bar Drop
- Track Bar Bracket
- Bag Kit
- Track Bar Cam Washer
- 1/8" x 1-1/8" cotter pin
- Zip Ties
- Bolt Pack - Sway Bar Drop Bracket
- Bolt Pack - Bump Stops
Radius Arm Kit
Some F250/350 factory options increase the main leaf pack count from 2 to 3 leafs (this is for top overload options only). Be sure to verify which factory leaf spring configuration your vehicle has and choose the appropriate option below.
5" Rear Block Kit w/ 2 Leaf Main
- Choose this option if your vehicle is factory equipped with a 2-leaf main rear leaf spring pack
5" Rear Block Kit w/ 3 Leaf Main
- Choose this option if your vehicle is factory equipped with a 3-leaf main rear leaf spring pack
4" Lift Rear Leaf Spring (2x)
Choose this option if you want full leaf spring replacements.
Only select this option if you have added full leaf spring replacements.
4" Rear Leaf Spring Box Kit