Rancho Suspension System Component Box Two

2019–2023 Ram 1500

RS66404R9-2

Overview:

The Rancho RS66404R9-2 Suspension Lift Kit Component Box Two is designed specifically for 2019 to 2023 Ram 1500 trucks, excluding TRX and Air Ride models. This advanced suspension system enhances your Ram 1500’s stance and off-road capability by providing a 3-inch front lift and a 1.5-inch rear lift to level the vehicle. Ideal for truck owners seeking improved wheel travel, alignment control, and a more aggressive look, this kit maintains original equipment (OE) alignment specifications and electronic stability system functionality. It is engineered to accommodate larger tires up to 285/65R20, making it a perfect upgrade for both daily driving and rugged off-road adventures.

Key Features:

Rancho’s suspension system offers a comprehensive solution to lift and level your Ram 1500 while enhancing performance and durability. Key features include:

• Upper control arms with preinstalled ball joints for increased wheel travel and improved caster to aid in alignment
• Rancho RS9000®XL shocks and struts with nine-position adjustable damping for customizable ride firmness on and off-road
• Maintains OE alignment specs and electronic stability control for safe, reliable handling
• Designed to fit tires up to 285/65R20 with recommended 5" to 5.5" backspacing wheels
• Reuses OE springs and components, minimizing installation complexity and cost
• Minor trimming may be required on certain models to ensure proper fitment
• Brackets fabricated from high-strength, low-alloy steel for long-lasting durability
• OE-style rubber bushings and ball joints for quiet operation and easy maintenance
• Complete bolt-on installation for a straightforward upgrade process
• Compatible with a wide range of Ram 1500 trims including Big Horn, Laramie, Limited, Rebel, Lone Star, and Tradesman

Construction & Design:

This suspension lift kit is engineered with durability and performance in mind. The brackets are crafted from high-strength, low-alloy steel to withstand the rigors of off-road use and daily driving. The upper control arms feature OE-style rubber bushings and preinstalled ball joints, ensuring smooth articulation and quiet operation. Rancho’s RS9000®XL shocks and struts incorporate a nine-position knob, allowing drivers to fine-tune damping characteristics for optimal comfort and control across diverse terrains. The design maintains factory alignment and electronic stability system parameters, preserving vehicle safety and drivability.

Installation & Fitment:

The Rancho RS66404R9-2 kit is designed for bolt-on installation, making it accessible for experienced DIY enthusiasts and professional installers alike. It fits 2019 to 2023 Ram 1500 models, excluding TRX and Air Ride equipped trucks. Some minor trimming may be necessary depending on the specific model and aftermarket accessories such as bumpers or winches. The system is engineered to work with OE springs and components, simplifying the installation process and reducing additional parts requirements. For a complete suspension upgrade, this box is part two of a three-box kit and should be ordered alongside RS66404R9-1 and RS66404R9-3.

What's Included:

• Upper control arms with preinstalled ball joints
• Rancho RS9000®XL front struts
• Rancho RS9000®XL rear shocks
• Rear spacer kit
• All necessary mounting hardware

Ideal For:

This suspension lift kit is ideal for Ram 1500 owners who want to improve their truck’s off-road capability, achieve a more aggressive stance, and maintain factory ride quality and safety features. It suits enthusiasts who require a reliable, adjustable suspension system that can handle larger tires and provide enhanced wheel travel without compromising alignment or electronic stability controls. Whether you use your Ram for daily driving, towing, or off-road adventures, this Rancho suspension system delivers a balanced combination of performance, durability, and comfort.

Rancho is a performance suspension and shock brand for trucks, SUVs, and Jeeps, offering shocks/struts, steering stabilizers, leveling kits, and lift systems built for trail and daily use. Their products are aimed at improving control and stability on rough terrain while maintaining everyday drivability—ideal for rigs that tow, haul, and still see dirt on the weekends.