2014-2018 Cummins 4 Link 4" BDS Lift Kit 3/4 Ton (BDS1632H)
Rear air suspension Dodge rams have sometimes been difficult to get aftermarket parts for, which BDS set out to solve! This full 4 link conversion 4" lift kit completely revamps your Cummins to handle better through it's full suspension travel and gives you greater durability to keep you on the road with increased stability, wheel travel, and improved handling across all terrains.
Tire & Wheel Combinations:
- 37x12.50 w/ 17", 18", 20"x9 and 5.625"
- 35x12.50 w/ 17", 18", 20"x9 and 4.5"
Notes:
- Not for use with factory rear coil spring suspensions
- Fits Diesel Models Only
- Will not fit RAM 2500 Powerwagon models
- Models equipped with a 2 piece rear driveshaft may require carrier bearing drop kit # 122405
- Will not fit Cab and Chassis models
Installation:
- Click Here For Installation Instructions
- Difficulty: 4 (where 1 = easiest and 5 = complicated)
Part Number: BDS1632H

4" Front Coil Springs
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4-Link Box Kit
This Box Kit includes the following products:
- Driver & Passenger Side BDS 4-Link Bracket
- Weld In Bungs
- Machined Spacer Sleeve
- Rivet Nut Installation Bolt Pack
- 1/2" Rivet Nuts
- 1.00 x .120 x 3.25 Sleeve
- 1.250 x 0.312 x 0.875 Sleeve
- Brakeline Relocation Bracket
- 5/16"-18 x 3/4" Type 23 Self Threading Bolt
- 1/16” Shim
- 1/8” Shim
- Pitman Arm
- 4/6" Track Bar Bracket
- Track Bar Cam Washer
- Fish Wire
- 1/2" Bolt Tab
- 1/4” Spacer
- Front Driveshaft Spacer
- Bump Stops
- BDS Badge
- Rivet Bolt Packs
- Bolt Pack
- Bolt Pack - 4 Link Brackets
- Bolt Pack Driveshaft Spacer
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4-Link Box Kit
This Box Kit includes the following products:
- Upper & Lower Control Arms
- 1.00 x .120 x 3.25 Sleeve
- 4 Bushings (Large - Lower Control Arm)
- 4 Bushings (Small - Upper Control Arm)
- Straight Grease Zerk
- 875 x .156 x 2.62 Sleeves
- 90 Degree Grease Zerk
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3.5" Rear AirRide Box Kit
This Box Kit includes the following products:
- Rear Track Bar Bracket
- Track Bar Bracket Sleeve (2-1/8" long)
- 2 3.5” Air Bag Spacers
- 3 Air Tank Spacers
- Bolt Pack - Air Tank Spacer
- 3 8mm x 65mm Bolt
- 5/16" SAE flat washer
- 2 Bolt Packs
- 2 Rear Bump Stops
- 2 15" Sway Bar Links
- 4 Hourglass Bushings - EB1
- 4 5/8" x 12mm ID x 1-.3/8" Sleeves
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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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Fox 2.0 Series Shocks (2x)
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