Firestone Coil-Rite Air Helper Spring Kit

2013–2024 Ram 2500/3500 5.7L Hemi, 6.4L 392, 6.7L Diesel

Part #: 4193

Overview

The Firestone Coil-Rite Air Helper Spring Kit is engineered to enhance the ride quality and handling of Ram 2500 and 3500 trucks equipped with coil spring suspensions. Designed to fit seamlessly inside your vehicle’s existing coil springs, this air helper spring kit provides a variable spring rate that adapts to changing loads and road conditions. Whether you’re hauling heavy cargo or towing, Coil-Rite helps level your truck, improving stability, braking efficiency, and overall control.

Ideal for Ram owners who demand a smoother, safer ride without sacrificing payload capacity, the Coil-Rite system offers adjustable air pressure that can be easily modified to suit your driving needs. This flexibility ensures optimal comfort and performance whether your truck is empty or fully loaded.

Key Features

Firestone Coil-Rite Air Helper Springs deliver reliable support and improved vehicle dynamics through innovative design and durable materials. Key features include:

• Fits inside existing coil springs for a clean, factory-like installation
• Variable spring rate allows for adjustable air pressure to match load and road conditions
• Supports an additional 500 to 1000 lbs. per set, enhancing payload capacity without exceeding GVWR
• Improves vehicle leveling, braking, and handling under heavy loads
• Durable polyurethane construction resists wear, cracking, and environmental damage
• Operates effectively in extreme temperatures from -40°F (-40°C) to 180°F (82°C)
• Compatible with a wide range of Ram 2500 and 3500 models from 2013 through 2024
• Simple inflation and deflation process similar to adjusting tire pressure

Construction & Design

The Coil-Rite air helper springs are crafted from high-quality, elastic polyurethane, a material known for its durability and resistance to abrasion and harsh weather conditions. This robust construction ensures long-lasting performance and consistent support throughout the life of the product. The air springs are engineered to fit precisely inside the coil springs of your Ram truck, maintaining the original suspension geometry and ride characteristics while providing additional load support.

The design allows for easy inflation and deflation, enabling drivers to fine-tune spring stiffness on the fly. This adaptability helps maintain optimal ride height and vehicle balance regardless of cargo weight or terrain.

Installation & Fitment

Installation of the Firestone Coil-Rite Air Helper Spring Kit is straightforward and requires no permanent modifications to your vehicle’s suspension. The air springs fit inside the existing coil springs and connect to an air source for inflation. This kit is compatible with the following Ram models and engines:

• 2013–2018 Ram 2500 5.7L Hemi
• 2013–2024 Ram 2500 6.7L Diesel
• 2013–2018 Ram 3500 5.7L Hemi
• 2013–2021 Ram 3500 6.7L Diesel
• 2024 Ram 3500 6.7L Diesel
• 2014–2024 Ram 2500 6.4L 392
• 2014–2021 Ram 3500 6.4L 392
• 2024 Ram 3500 6.4L 392

The kit is designed for front coil springs and can be installed with basic hand tools. No cutting or welding is required, preserving your vehicle’s factory warranty and resale value.

What's Included

• Two Firestone Coil-Rite air helper springs designed for front coil springs
• Air fittings and hardware for installation
• Detailed installation instructions

Ideal For

This air helper spring kit is perfect for Ram 2500 and 3500 owners who frequently haul heavy loads, tow trailers, or drive on uneven terrain. It benefits those seeking improved ride comfort, enhanced vehicle stability, and better braking performance without compromising their truck’s factory suspension setup. Whether you use your Ram for work, recreation, or daily driving, the Coil-Rite system offers a customizable solution to maintain control and comfort under varying conditions.

Firestone Airide is a major name in air suspension and air helper spring technology, offering solutions like Ride-Rite kits to support load handling and ride stability. For trucks, SUVs, and work vehicles that see towing or heavy cargo, Firestone systems help level the vehicle and improve control without sacrificing everyday comfort.