2020-2021 Powerstroke DRW 4" Radius Arm Suspension Lift System (BDS1563H)
BDS 4" radius arm lift systems with BDS NX2 or FOX 2.0 Series shocks for your Ford Super Duty offer improved performance, capability, vastly superior damping capability to soak up the harshest terrains offroad while offering comfort for your daily commute, & 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:
- 37x12.50 w/ 17x9 and 4.5"-5"
- 37x12.50 w/ 18x9 and 4.5"-5"
- 37x12.50 w/ 20x9 and 4.5"-5"
Notes:
- Removal of the factory leaf spring block required.
- Net rear lift will vary depending on the height of the factory block but will result in a level stance.
- If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
- Front exhaust modification may be required to clear the front driveshaft (Gas Only)
- Torque wrench capable of 405 ft-lbs required.
- 37 x 12.50 tires may require minor trimming.
Installation:
- Click Here For Installation Instructions
- Difficulty: 4 (where 1 = easiest and 5 = complicated)
Part Number: BDS1563H

4" Front Coil Springs
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4" Front Box Kit
This Box Kit includes the following products:
- 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
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3" Rear Box Kit
This Box Kit includes the following products:
- 2 3" Rear Super Duty Block
- 4 5/8 x 3-1/8 x 19 Semi-Round U-Bolts
- 3" Bump Stop Spacers
- 2 Bolt Packs
- Bag Kit
- 5/8 washers
- 5/8 high nut
- E-Brake Relocation Bracket
- E-Brake Relocation Clamp Bracket
- 2 Bag Kits
- Logo Plate
- Rivets
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Radius Arm Box Kit
This Box Kit includes the following products:
- Driver & Passenger Side Radius Arm Assembly
- Bag Kit - Radius Arms
- Radius Arm Cam Plates
- 18mm x 150mm Bolts
- 18mm Prevailing Torque Nuts
- 3/4" SAE Washers
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NX2 Series Shocks (2x)
The BDS NX2 series gas shocks offer impressive performance on and off-road. Standard in most BDS lift kits, these nitrogen-charged, twin-tube shocks offer 10-stage velocity-sensitive valving for lightning-fast damper performance and control.
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