The BDS Suspension BDS1577F 4 inch coil-over 4-link arm lift kit for the Ford F350 dually will allow for use of up to 37 inch diameter tires. This premium suspension system is designed to replace the factory radius arms with BDS's 4-link arm conversion along with replacing the factory coil springs with Fox 2.5 factory series remote reservoir coil-overs. This will give your truck's wheel travel improved stability, strength and caster control with the ability to tame any off-road trail. BDS Pro-Ride front coil springs lift the front end 4 inches while maintaining performance and ride quality. The front axle remains centered with the use a heavy duty track bar relocation bracket. A forged drop pitman arm maintains proper steering angles.

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

Features and Benefits:

• Fox 2.5 Factory Series Coil-overs replace the factory coil springs
• 4 inch Pro-Ride Coil Springs feature smooth ride, top performance
• 4-LInk Conversion Kit (replaces factory radius arms)
• Better stability, strength and caster during front wheel travel
• Front track bar bracket to center axle
• Fox 2.0 Performance Rear Shocks
• Allows use of up to 37 inch tires
• Average Install Time: 8 - 10 hours
• No Fine Print Lifetime Warranty
• Factory Protection Plus
• Fits a 37" x 12.50" tires w/17 x 9 and 4.5"-5" back spacing
• Fits a 37" x 12.50" tires w/18 x 9 and 4.5"-5" back spacing
• Fits a 37" x 12.50" tires 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