ATS Diesel Stage 3 Transmission Package

2004–2007 Dodge Ram 2500 / Ram 3500 4WD 48RE

3099342308

Overview:

The ATS Diesel Stage 3 Transmission Package is a comprehensive upgrade designed specifically for Dodge Ram 2500 and Ram 3500 trucks equipped with the 48RE transmission from model years 2004 through 2007. Engineered to handle increased power and torque demands, this package is ideal for diesel enthusiasts seeking enhanced transmission durability and performance under heavy-duty conditions.

This Stage 3 package is tailored for 4WD Dodge Ram trucks, including popular trims such as Laramie, SLT, Sport, ST, and TRX4. It addresses common transmission weaknesses by reinforcing critical components, ensuring reliable operation during towing, hauling, and high-performance driving.

Key Features:

Built to deliver superior strength and longevity, the ATS Diesel Stage 3 Transmission Package includes a range of advanced components and upgrades:

• Heavy-duty 48RE transmission rebuild kit optimized for diesel applications
• Upgraded clutch packs and bands for improved holding capacity
• Enhanced valve body components for precise shift control and durability
• High-performance torque converter designed to handle increased torque loads
• Reinforced input and output shafts for extended service life
• Premium friction materials to reduce wear and heat buildup
• Complete gasket and seal kit to ensure leak-free operation
• Precision-machined parts for optimal fit and function

Construction & Design:

The ATS Diesel Stage 3 Transmission Package is engineered with robust materials and meticulous craftsmanship to withstand the rigors of heavy-duty diesel use. Each component is manufactured to exacting standards, utilizing high-grade steels and friction materials that resist heat and wear. The design focuses on reinforcing the transmission’s weak points, particularly in the clutch packs and valve body, to provide consistent, smooth shifting even under extreme load conditions.

Attention to detail in machining and assembly ensures that all parts fit seamlessly, reducing the risk of premature failure and enhancing overall transmission reliability. This package is the result of extensive testing and development tailored to the unique demands of Dodge Ram 2500 and 3500 trucks equipped with the 48RE transmission.

Installation & Fitment:

This Stage 3 Transmission Package is a direct fit for 2004 to 2007 Dodge Ram 2500 and Ram 3500 models with the 48RE 4WD transmission. Installation requires professional transmission rebuilding skills and tools, as it involves a complete teardown and rebuild of the transmission unit. Proper installation ensures optimal performance and longevity, making it essential to follow ATS Diesel’s detailed instructions or consult a qualified transmission specialist.

What's Included:

• Complete clutch pack upgrade kit
• Valve body upgrade components
• Heavy-duty torque converter
• Reinforced input and output shafts
• Full gasket and seal kit
• Installation instructions and technical support

Ideal For:

This transmission package is ideal for Dodge Ram 2500 and 3500 owners who demand enhanced transmission durability and performance. It is especially suited for those who frequently tow heavy loads, engage in off-road driving, or have modified their trucks for increased power output. Whether you’re a diesel enthusiast, fleet operator, or performance builder, the ATS Diesel Stage 3 Transmission Package provides the reliability and strength needed to keep your transmission performing at its best under demanding conditions.

ATS Diesel Performance builds diesel upgrade solutions engineered for higher torque, towing confidence, and competition-level durability. Best known for performance-built transmissions, ATS also offers turbochargers, exhaust and fuel system components, and other supporting parts designed to handle heavy loads and elevated power on modern diesel trucks.