2013-2018 Cummins 6" Rear Air Ride 4-Link BDS Lift Kit (BDS1648H)-Lift Kit-BDS-BDS1648H-Dirty Diesel Customs

2013-2018 Cummins 6" Rear Air Ride 4-Link BDS Lift Kit (BDS1648H)


Part Number: BDS1648H
Sale price$4,203.21 CAD

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Year Make Model Type
2013-2018 Dodge / Ram 3500 Truck w/ Rear Air-Ride


BDS Suspension is now shipping suspension lifts and accessories for the rear air ride equipped RAM 3500 4WD trucks. These lift systems are designed to convert the factory radius arm over to a stronger 4-link design offering improved stability, handling, and articulation.

Part Number: BDS1648H

  • NX2 Series Shocks
  • 1/4" fabricated 4-link brackets
  • 6" ProRide Coil Springs
  • HD front track bar bracket
  • Forged Drop Pitman Arm
  • Extended Bump Stops
  • Brake Line relocation
  • Sway Bar correction
  • High-Clearance Transmission crossmember
  • Transfer Case Indexing Ring
  • 6" Rear Lift Block
  • Clears 37-inch tires
  • 4 Link Conversion
  • Designed for rear air trucks

Tire & Wheel Combinations:

  • 37x13.50 w/ 17x9/18x9/20x9 and 5.625"
  • 37x12.50 w/ 17x9/18x9/20x9 and 4.5"
  • Kits come standard with a 6-Bolt indexing ring kit. If equipped with heavy-duty 8-bolt t-case order 122813 in place of 122623
  • The carrier bearing drop (122405) is necessary for models equipped with a two-piece rear driveshaft. Some vehicles may require rear driveshaft spacer kit 122007 to maintain adequate rear driveshaft engagement
  • Will NOT fit cab and chassis models The shocks used in these kits are different than a standard 3500, do not use a different shock length, or damage to the airbag will result.
  • Can be used on SRW or DRW models, DRW models fit inner wheel clearance to the upper u-bolt plate on 5.5-6" kits
  • Although this is pictured with Fox Shocks, this kit will come equipped with BDS Shocks. If you would like fox shocks, please reach out.