Unleash Power and Durability with CPP Diesel's Extreme Duty Transmissions

When it comes to handling the immense torque and power of Cummins diesel engines, a reliable transmission is paramount. At CPP Diesel, we offer a range of high-performance manual transmissions designed to meet the demands of heavy-duty applications. Whether you're towing, off-roading, or seeking enhanced performance, our NV4500, NV5600, G56, and HD Case Extreme-er G56 transmissions are engineered to deliver exceptional strength and reliability.

NV4500: The Versatile 5-Speed Workhorse

The NV4500 is a robust 5-speed manual transmission known for its versatility and durability. Commonly found in Dodge Ram 2500 and 3500 models from 1994 to 2003, the NV4500 is suitable for various applications, including light towing and off-road adventures.

Key Features:

Heavy-Duty Construction: Cast iron case designed to withstand high torque.
Wide Gear Ratios: Offers a balance between towing capability and fuel efficiency.
Proven Reliability: Trusted by enthusiasts and professionals alike.

Ideal For: Light-duty towing, daily driving, and off-road use.

NV5600: The Heavy-Duty 6-Speed Transmission

The NV5600 is a 6-speed manual transmission introduced in 1999 for Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins engine. Known for its close-ratio gearing and robust construction, the NV5600 is built to handle the demands of heavy-duty applications.

Key Features:

Close-Ratio Gearing: Provides optimal performance for towing and hauling.
High Torque Capacity: Designed to handle the power of the 5.9L Cummins engine.
Durable Construction: Built to withstand the rigors of heavy-duty use.

Ideal For: Heavy towing, off-road adventures, and high-performance applications.

G56: The Modern 6-Speed Manual Transmission

Introduced in 2005, the G56 replaced the NV5600 in Dodge Ram 2500 and 3500 trucks. Manufactured by Mercedes-Benz, the G56 features a lightweight aluminum case and an increased input torque capacity, making it suitable for modern diesel engines.

Key Features:

Lightweight Aluminum Case: Reduces weight without compromising strength.
Increased Torque Capacity: Handles the higher output of modern diesel engines.
Smooth Shifting: Designed for a superior driving experience.

Ideal For: Modern diesel applications requiring a balance between performance and weight.

HD Case Extreme-er G56: The Ultimate in Strength and Performance

For those seeking the pinnacle of manual transmission performance, the HD Case Extreme-er G56 offers unparalleled strength and durability. Engineered with hardened gears and reinforced components, this transmission is built to handle extreme power and torque.

Key Features:

Hardened Gears: Provides superior strength and longevity.
Reinforced Components: Designed to withstand extreme conditions.
High Torque Capacity: Capable of handling the most powerful Cummins engines.

Ideal For: High-performance applications, extreme towing, and off-road enthusiasts.

Why Choose CPP Diesel Transmissions?

At CPP Diesel, we are committed to providing high-quality manual transmissions that meet the needs of our customers. Our transmissions are engineered with precision and built to last, ensuring optimal performance and reliability.

Benefits of Choosing CPP Diesel:

Expert Engineering: Designed by professionals with extensive industry experience.
Quality Materials: Constructed using high-grade materials for durability.
Comprehensive Warranty: Backed by a 3-year unlimited mile craftsmanship warranty.
Customer Support: Dedicated team ready to assist with your needs.

Conclusion

Whether you're looking to replace an existing transmission or upgrade to a more robust system, CPP Diesel offers a range of manual transmissions to suit your needs. From the versatile NV4500 to the extreme-duty HD Case Extreme-er G56, our transmissions are built to handle the power and torque of Cummins diesel engines.

Explore Our Transmissions:

For more information or to place an order, contact us today. Our team is here to help you find the perfect transmission for your Cummins-powered vehicle.

Aug 10th 2025 Mo Boost

Unleash Power and Durability with CPP Diesel's Extreme Duty Transmissions