BDS 4 Inch Lift Kit | Ram 3500 w/ Rear Air Ride (2013-2018) 4WD Diesel | NX2 Nitro Series Shocks

Configured with NX2 Nitro Series shocks front and rear. NX2 shocks feature a nitrogen-charged twin-tube design, 10-stage velocity-sensitive valving, dual-welded ends for increased strength, a 1-3/8-inch high-flow piston, self-lubricating seals, and a silver powder coat finish.

Overview

This 4-inch lift kit from BDS Suspension is designed for 2013–2018 RAM 3500 diesel-powered trucks equipped with factory rear air ride. The kit improves stance, performance, and capability while providing clearance for up to 35-inch tires. Up front, the kit includes diesel-specific Pro-Ride coil springs, radius arm drop brackets, a forged drop pitman arm, a track bar bracket for steering correction, bump stops, brake line brackets, and precision-tuned nitrogen-charged shocks. In the rear, the kit utilizes a high-strength fabricated lift block, a heavy-duty air bag spacer, longer U-bolts, and a matching set of shocks.

Features

• Heavy duty radius arm drop brackets maintain proper suspension geometry
• Front high-strength progressive rate Pro-Ride coil springs — diesel-specific, full-length design for a smooth, predictable ride across various terrains
• Front track bar relocation bracket to re-position the axle and maintain correct geometry
• Forged drop pitman arm to correct steering angles once lifted
• Front sway bar correction to maintain handling performance
• High-strength fabricated rear lift block
• Heavy duty rear air bag spacer
• Longer rear U-bolts
• Available with BDS NX2 Nitro Series or FOX 2.0 Performance Series shocks front and rear

Specifications

• Lift Height: 4 inches
• Vehicle Fitment: 2013–2018 RAM 3500 4WD Diesel with factory rear air ride
• Tire Clearance: Up to 35 inches

Installation

• Estimated Time: 6–8 hours
• Difficulty: Moderately Easy
• Tools Required: Step Drill Bit, Drill / Bit Set, Pitman Arm Puller, Welding Equipment

Important Notes

The carrier bearing drop is necessary for models equipped with a two-piece rear drive shaft. Some vehicles may require rear driveshaft spacer kit 122007 to maintain adequate rear driveshaft engagement.