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4" 2020-2021 Ford F250/F350 4WD (w/diesel engine) Fox CoilOver Radius Arm Lift Kit by BDS Suspension

Special Price $3,429.97 Regular Price $3,727.53

Brand: BDS | SKU: 1551F


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Product Overview
More Information

This BDS 1551F is the ultimate premium suspension lift kit for the Ford F250 / F350 Super Duty trucks.  Featuring Fox 2.5 Factory Series Remote Reservior Coil-Overs.  These coil-overs replace the factory coil springs and are optimized for performance and ride comfort.  Heavy duty radius arms that use 1-3/4" OD -10GA DOM tubing with support gussets, these replacement arms are far superior to the factory stamped steel units. Featuring a high clearance design for extra ground clearance and are formed inward to allow for additional clearance of oversized tires. The arms correct the caster angle by bolting into the factory mounting points and reposition the front axle.

BDS ProRide front coil springs lift the front end 4 inches while maintaining performance and ride quality.  A forged drop pitman arm corrects steering angles along with a  supplied integrated drag link flip.  The front axle remains centered with the use a of 1/4" thick heavy duty track bar drop bracket. Also included for the front suspension are a pair of sway bar relocation brackets, bump stop extensions, brake line relocation brackets and a NX2 series steering stabilizer with mounting bracket.

In the rear the factory blocks are replaced by a pair of 4.5 inch lift blocks that feature integrated bump stop wings along with e-coated extended u-bolts.

Top Features and Benefits

  • Ultimate Premium Suspension Lift Kit for Ford F250 / F350 models
  • Fox 2.5 Coil-Overs replace factory coil springs
  • Coil-Overs pretuned for vehicle
  • 4 inch ProRide Coil Springs feature smooth ride, top performance
  • Heavy Duty 1 3/4 inch tubular radius arms
  • High clearance arms for maxium clearance
  • Forged drop pitman arm to correct steering angles
  • Rear Fox 2.0 Performance Shocks
  • Allows use of up to 37 inch tires
  • Average Install Time: 6 hours
  • No Fine Print Lifetime Warrnaty
  • Factory Protection Plus

Tire & Wheel Combinations

  • 37" x 12.50" w/17 x 9 and 4.5"-5" back spacing
  • 37" x 12.50" w/18 x 9 and 4.5"-5" back spacing
  • 37" x 12.50" w/20 x 9 and 4.5"-5" back spacing

Premium Quality, Lifetime Warranty and Protection

BDS Suspension manufactures only premium quality suspension products. All are backed by a "No Fine Print" limited lifetime warranty. Guaranteeing all products to be free from defects in material and workmanship to the original retail purchaser. If you break it, they replace it...period.

Drivetrain Protection - BDS Suspension offers FREE 560Plus Factory Protection Plus. This supplemental drivetrain protection (5 years - 60,000 / 100,000 miles) on select vehicles gives you piece of mind with your purchase.  Click here for more info

Installation Instructions

1551F Instructions

Important Notes 1. Fits Diesel Models Only
2. 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.
3. If equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required (BDS123402)
4. 37 x 12.50 tires may require minor trimming.
Manufacturer BDS Suspension
Manufacturer Part Number 1551F
Item Number bds_1551f
Make Ford
Model F250, F350
Year Spans 2020,2021
Lift Height 4 inch
Product Type Suspension Lift Kit
Engine Diesel


WARNINGCancer and Reproductive Harm.

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