Rancho Rear Coil Spring Spacer

Ram 2500 / 3500 14-25 6.7L Diesel

RS64453

Overview:

The Rancho Rear Coil Spring Spacer RS64453 is a precision-engineered suspension component designed specifically for Ram 2500 and 3500 heavy-duty 4WD trucks from 2013 through 2023. This coil spring spacer kit is essential when upgrading your suspension with the Rancho RS80451B spring kit (sold separately), ensuring proper spring alignment and maintaining optimal ride height and vehicle balance. Ideal for truck owners looking to enhance load capacity, improve suspension geometry, or restore factory ride height after heavy modifications, this spacer kit delivers reliable performance and durability.

Built to meet the demands of heavy-duty truck applications, the Rancho coil spring spacer provides a simple yet effective solution to suspension adjustments without compromising ride quality or handling characteristics. Its vehicle-specific design guarantees a perfect fit and seamless integration with your Ram’s existing suspension components.

Key Features:

Designed with both functionality and durability in mind, the Rancho Rear Coil Spring Spacer offers the following key features:

• Specifically engineered for Ram 2500 and 3500 4WD heavy-duty trucks (excludes Power Wagon models)
• Necessary for proper installation of the Rancho RS80451B spring kit (sold separately)
• Includes two coil spring spacers and all required hardware for a complete installation
• Application-specific design ensures precise fitment and optimal suspension performance
• Constructed from high-quality, durable aluminum for long-lasting service life
• Helps maintain correct ride height and suspension geometry after spring upgrades
• Supports heavy-duty load handling and off-road capability enhancements
• Backed by Rancho’s limited lifetime warranty for peace of mind

Construction & Design:

The Rancho Rear Coil Spring Spacer is crafted from robust aluminum, chosen for its excellent strength-to-weight ratio and resistance to corrosion. This material ensures the spacer withstands the rigors of heavy-duty use, including off-road conditions and heavy payloads, without deforming or deteriorating over time. The precision-machined design guarantees a snug fit between the coil spring and the vehicle’s suspension components, preventing unwanted movement or noise.

Rancho’s engineering team tailored this spacer specifically for Ram 2500 and 3500 models, taking into account the unique suspension geometry and load requirements of these trucks. This attention to detail results in a component that integrates seamlessly, preserving the factory ride quality while enhancing suspension performance.

Installation & Fitment:

Installation of the Rancho Rear Coil Spring Spacer is straightforward and user-friendly. The kit includes two spacers along with all necessary mounting hardware, allowing for a hassle-free upgrade. Designed to fit directly onto the rear coil springs of Ram 2500 and 3500 4WD trucks from 2013 to 2023, no additional modifications or special tools are typically required.

This spacer kit is essential when installing the Rancho RS80451B spring kit, ensuring proper spring positioning and preventing suspension issues. Professional installation is recommended to guarantee safety and optimal performance, but experienced DIY enthusiasts can complete the installation with basic mechanical knowledge.

What's Included:

• Two aluminum rear coil spring spacers
• Complete set of installation hardware
• Installation instructions

Ideal For:

The Rancho Rear Coil Spring Spacer is ideal for Ram 2500 and 3500 owners who have installed or plan to install the Rancho RS80451B spring kit and require proper spring alignment and ride height correction. It is perfect for those who use their trucks for heavy towing, hauling, or off-road driving and want to maintain or improve suspension performance and durability. This spacer kit is also suitable for anyone looking to restore factory suspension geometry after aftermarket spring upgrades.

Fitment Details

• Ram 2500 Big Horn (2013–2023)
• Ram 2500 Laramie (2013–2023)
• Ram 2500 Laramie Limited (2014–2015)
• Ram 2500 Laramie Longhorn (2013–2022)
• Ram 2500 Limited (2016–2023)
• Ram 2500 Limited Longhorn (2021–2023)
• Ram 2500 Lone Star (2013–2015, 2019–2023)
• Ram 2500 Outdoorsman (2013–2016)
• Ram 2500 Rebel (2023)
• Ram 2500 SLT (2013–2018)
• Ram 2500 ST (2013)
• Ram 2500 Tradesman (2013–2023)
• Ram 3500 Big Horn (2013–2023)
• Ram 3500 Laramie (2013–2023)
• Ram 3500 Laramie Limited (2014–2015)
• Ram 3500 Laramie Longhorn (2013–2020)
• Ram 3500 Limited (2016–2023)
• Ram 3500 Limited Longhorn (2021–2023)
• Ram 3500 Lone Star (2013–2015, 2017, 2019–2022)
• Ram 3500 SLT (2013–2018)
• Ram 3500 ST (2013)
• Ram 3500 Tradesman (2013–2023)

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.