Configured with NX2 Nitro Series nitrogen-charged gas shocks front and rear for improved ride quality and off-road performance.
Overview
This 4-inch radius arm lift kit from BDS Suspension is designed for 2013–2018 RAM 3500 diesel-powered 4WD trucks. The kit improves stance, performance, and capability while providing clearance for up to 35-inch tires. Up front, it includes diesel-specific Pro-Ride coil springs, heavy duty tubular radius arms, a forged drop pitman arm, a track bar bracket for steering correction, bump stops, and brake line brackets. Out back, the kit uses a high-strength fabricated lift block, longer U-bolts, and a matched set of rear shocks. Shocks are available in NX2 Nitro Series or FOX 2.0 Performance Series configurations.
Features
- Heavy duty tubular radius arms for improved strength, handling, and caster control
- Diesel-specific progressive rate Pro-Ride coil springs for a smooth, predictable ride across various terrains
- Front track bar relocation bracket to re-center the front axle
- Forged drop pitman arm to correct steering angles once lifted
- Front sway bar correction to maintain handling performance
- High-strength fabricated rear lift block with longer U-bolts
- NX2 Nitro Series or FOX 2.0 Performance Series IFP nitrogen-charged shocks (front and rear)
- HD radius arms mount into factory location with OE-style rubber bushing at frame mount for quiet, service-free operation
- Caster adjustment capability for a wide range of lift heights
Specifications
- Lift Height: 4 inches
- Tire Clearance: Up to 35 inches
- Coil Springs: Full-length, diesel-specific, progressive rate Pro-Ride
- Radius Arms: High-strength tubular steel, replaces factory stamped steel arms
- Pitman Arm: Forged drop style
- Rear Lift Method: Fabricated lift block with extended U-bolts
- Shock Options: NX2 Nitro Series or FOX 2.0 Performance Series IFP shocks
Installation
- Estimated Time: 6–8 hours
- Difficulty: Moderate
- Tools Required: Drill / Bit Set, Pitman Arm Puller, Welding Equipment
Important Notes
- The carrier bearing drop 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 models with rear factory air ride.
