4-Inch Lift Kit w/ Radius Arm for 2019-2024 Dodge Ram 3500 w/ Rear Air Ride 4WD GAS

Transform the performance and stance of your 2019–2024 Ram 3500 gas-powered truck with rear air ride using the BDS 4-Inch Radius Arm Lift Kit. 

Designed to improve ride quality, handling, and capability—clearing up to 35″ tires—while supporting the factory rear air system. 

Why Choose This Kit?

• High-Strength Tubular Radius Arms – Replace stamped steel with durable tubular arms that offer caster adjustment for various lift heights and use OE-style rubber bushings for smooth, quiet operation. 
• Front Suspension Enhancements – Includes gas-specific progressive rate Pro-Ride coil springs, forged drop pitman arm, track bar relocation bracket, sway bar correction, and brake line brackets. These components maintain steering geometry and suspension performance at lifted height.  
• Driveline Alignment – Kit includes a transmission crossmember and transfer case indexing ring to correct front driveline angles and allow the use of the factory front driveshaft at 4″ of lift. 
• Rear Lift Components – Features a high-strength fabricated lift block, heavy-duty air bag spacers, longer u-bolts, and matching FOX 2.0 Performance shocks for improved load support and maintain rear air ride performance.  
• Premium Shocks – Choose between FOX 2.0 Performance Series or NX2 Nitro Series shocks, offering application-specific tuning, robust construction, and excellent off-road control. : 
• Compatible with OEM Rear Air – Designed exclusively for models with factory air ride; ensures compatibility and functionality with the existing air suspension system. 
• Excludes Mega Cab Dually – Not compatible with Mega Cab Dually configurations. 

Kit Includes

• Tubular radius arms with caster adjustment
• Pro-Ride progressive rate coil springs
• Forged drop pitman arm
• Track bar relocation bracket
• Sway bar correction and brake line brackets
• Transmission crossmember and t-case indexing ring
• Lift block, air bag spacers, and longer u-bolts
• Choice of FOX 2.0 or NX2 shocks

Fitment

Specifically designed for 2019–2024 Dodge Ram 3500 gas-powered trucks with rear air ride and 4WD. Supports up to 35″ tires. Not suitable for Mega Cab Dually models.  

Questions? We’re Here to Help.

Need help selecting front link type, block height, or shock package? FASS Motorsports is here to assist:

• Phone: 636-429-7020
• Email: info@fassmotorsports.com