2017-2019 Powerstroke 2.5" Radius Arm Lift Kit (BDS1543H)
BDS continues to expand its suspension systems its latest addition to the 1-8" lift options with this 2.5" Radius Arm Lift Kit. Paired with NX2 or Fox Series gas shocks for your Ford Super Duty, this kit offers 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:
- 35" x 12.50 w/ 17 x 9 and 4.5"
- 35" x 12.50 w/ 18 x 9 and 4.5"
- 35" x 12.50 w/ 20 x 9 and 4.5"
Notes:
- Mounting larger tires on factory wheels is not recommended due to potential brake line clearance issues.
- Factory track bar mounting bolt requires 405 ft-lbs of torque, plan ahead on how to achieve this torque spec
- 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.
- 37 x 12.50 tires may require minor trimming.
- If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
Installation:
- Click Here For Installation Instructions
- Difficulty: 3 (where 1 = easiest and 5 = complicated)
Part Number: BDS1543H

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Radius Arm Upgrade Kit
This Box Kit includes the following products:
- Driver & Passenger Side Replacement Radius Arm
- Bag Kit - Replacement Radius Arm
- Caster Cam Plates
- M18-2.50 X 150mm Bolt
- M18-2.50 Prevailing Torque Nut
- Washer
- Zip Tie - Push In
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Note:
- 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.

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