Prothane Motor Mount Insert Kit

2004–2008 Dodge Ram 2500 / Ram 3500 5.9 Cummins

4-508-BL

Overview:

The Prothane Black Motor Mount Insert Kit is engineered specifically for Dodge Ram 2500 and Ram 3500 trucks equipped with the 5.9 Cummins engine from 2004 through 2008. This kit is designed to reinforce the factory motor mounts by filling the voids with durable polyurethane inserts, reducing excessive engine movement and improving overall drivability. Ideal for truck owners seeking enhanced engine stability without the harshness of solid mounts, this kit delivers a balanced upgrade for daily driving and light performance use.

By minimizing engine vibration and movement, the Prothane insert kit helps protect drivetrain components and improves throttle response. It is a practical solution for Dodge Ram enthusiasts who want to maintain factory comfort levels while gaining better control and longevity from their motor mounts.

Key Features:

Prothane’s motor mount inserts offer a range of benefits tailored to the Dodge Ram 2500 and 3500 platform:

• Precision-engineered polyurethane inserts designed to fit factory motor mounts perfectly
• Reduces engine movement and vibration for improved drivability and component longevity
• Durable black polyurethane material resists oil, chemicals, and environmental wear
• Maintains a comfortable ride quality without the harshness of solid mounts
• Easy to install with no permanent modifications required
• Compatible with Dodge Ram 2500 and 3500 models from 2004 to 2008, including Laramie, SLT, Sport, ST, SXT, and TRX4 trims
• Improves throttle response by stabilizing engine position under load
• Helps protect drivetrain components by reducing excessive engine movement

Construction & Design:

The inserts are crafted from high-quality polyurethane, a material known for its excellent durability and resistance to heat, oil, and road contaminants. This ensures long-lasting performance even under demanding conditions. The black finish not only provides a sleek appearance but also adds an extra layer of protection against environmental factors. Prothane’s design focuses on reinforcing the existing motor mounts without altering the factory mounting points, preserving the integrity of the original equipment while enhancing its function.

Installation & Fitment:

Installation of the Prothane Motor Mount Insert Kit is straightforward and requires no permanent modifications to the vehicle. The inserts fit directly into the factory motor mounts, filling the voids to reduce unwanted engine movement. Basic hand tools are sufficient for installation, making it accessible for both professional mechanics and experienced DIY enthusiasts. This kit is specifically designed to fit Dodge Ram 2500 and 3500 models from 2004 to 2008 with the 5.9 Cummins engine, ensuring a precise and secure fit.

What's Included:

• Polyurethane motor mount inserts (black)
• Installation instructions

Ideal For:

This motor mount insert kit is ideal for Dodge Ram 2500 and 3500 owners who want to improve engine stability and reduce vibration without sacrificing ride comfort. It suits daily drivers, light-duty work trucks, and enthusiasts looking for a reliable upgrade to their factory motor mounts. It is especially beneficial for those experiencing excessive engine movement or looking to extend the life of their drivetrain components.

Prothane manufactures high-performance polyurethane bushings and chassis components designed to replace soft factory rubber and tighten up handling response. Made in the USA and built for cars and trucks, Prothane kits are a classic upgrade for enthusiasts chasing sharper steering feel, better suspension consistency, and longer-lasting materials.