2019-2024 Cummins 8" 4-Link Lift Kit (BDS1727H)

Fits

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Take your new Cummins to the next level with the BDS 4-link conversion system. These high-strength 4-link conversions offer improved handling, stability, strength, & caster control during wheel travel. In the rear of these 8" systems, And with NX2 Series or Fox 2.0 shocks to compliment the front setup for all-around impressive performance.  

Part Number: BDS1727FS

• HD 4-link arms improve strength, handling and caster control
• High strength progressive rate coil springs for a great ride on any terrain
• Track bar relocation brackets to re-position axle
• Forged drop pitman arm to correct steering angles
• Front sway bar correction to maintain handling performance
• HD transmission crossmember and t-case indexing ring to correct front driveline angles and allow use of factory driveshafts
• BDS NX2 gas or FOX performance series IFP gas shocks to improved ride and offroad performance

Tire Fitment: 

• 38 x 15.5 with 20 x 10 and 5.5 in. Backspace
• 40 x 13.5 with 20 x 9 and 5.5 in. Backspace

• Aftermarket driveshaft is required
• For use on diesel models only
• Fits rear coil sprung models only (will not fit air-ride models)
• This kit requires the use of an aftermarket front driveshaft (not provided) in addition to the (provided) indexing ring kit - BDS122624 (6-bolt). Both must be installed, however due to variations between truck configurations we recommend installing the kit prior to taking measurements for the aftermarket front driveshaft to ensure correct length. Vehicle can be driven without front driveshaft. Kit was tested with a Drive Line Plus flange and driveshaft, however other high angle driveshaft options can be used