Vehicle Compatibility

This short throw shifter kit fits:

Dodge Ram 2500

• 2000 Dodge Ram 2500 5.9L Cummins
• 2001 Dodge Ram 2500 5.9L Cummins
• 2002 Dodge Ram 2500 5.9L Cummins
• 2003 Dodge Ram 2500 5.9L Cummins
• 2004 Dodge Ram 2500 5.9L Cummins
• 2005 Dodge Ram 2500 5.9L Cummins

Dodge Ram 3500

• 2000 Dodge Ram 3500 5.9L Cummins
• 2001 Dodge Ram 3500 5.9L Cummins
• 2002 Dodge Ram 3500 5.9L Cummins
• 2003 Dodge Ram 3500 5.9L Cummins
• 2004 Dodge Ram 3500 5.9L Cummins
• 2005 Dodge Ram 3500 5.9L Cummins

Transmission Requirement

✅ New Venture NV5600 6-Speed Manual Transmission

Replacement Part Number

• 25683-KIT

Important Note

While some listings advertise fitment through 2010, the NV5600 transmission was primarily used in Ram trucks through the 2005 model year before being replaced by the Mercedes G56 manual transmission.

Always verify your transmission model before ordering.

What Is the NV5600?

The NV5600 is a heavy-duty 6-speed manual transmission designed for:

• Diesel towing
• Commercial use
• Heavy hauling
• High-torque applications

Found behind the legendary 24-valve Cummins engine, it’s widely considered one of the toughest truck transmissions ever built.

Why Upgrade the Factory Shifter?

The stock NV5600 shifter is reliable but not necessarily exciting.

Common complaints include:

• Long throws
• Excessive arm movement
• Slower gear changes
• Less precise engagement

A short shifter addresses these concerns directly.

Reduced Shift Throw

The biggest advantage is shorter shift travel.

Benefits include:

• Faster shifts
• Reduced hand movement
• Improved responsiveness
• More direct feel

This becomes especially noticeable during towing and spirited driving.

Improved Gear Engagement

Drivers often report:

• Better gate definition
• More positive shifts
• Reduced slop
• Increased confidence

The transmission feels significantly more precise.

Better Towing Experience

Heavy-duty trucks spend much of their lives towing.

A short shifter helps by:

• Reducing driver fatigue
• Improving shift speed
• Making gear changes more predictable
• Enhancing control under load

This can be particularly useful when pulling trailers through hilly terrain.

Built for High-Horsepower Diesel Trucks

Many Cummins owners add:

• Larger injectors
• Turbo upgrades
• Performance tuning
• Clutch upgrades

A more precise shifter complements these modifications by improving driver control.

Durable Construction

The shifter is manufactured using quality materials designed for:

• Heavy-duty use
• Long service life
• Corrosion resistance
• Consistent performance

This is important in trucks that often see hundreds of thousands of miles.

Installation Considerations

Before installation:

• Verify NV5600 transmission compatibility
• Inspect transmission mounts
• Check shift tower condition
• Replace worn bushings if necessary

Most installations can be completed using basic hand tools.

Ideal Applications

Tow Rigs

Improves gear changes while towing.

Daily Drivers

Adds enjoyment to every drive.

Performance Diesel Builds

Provides better control of high-torque applications.

Work Trucks

Improves shifting consistency during heavy use.

Pros and Cons

Pros

• Reduced shift throw
• Improved gear engagement
• Better towing performance
• Direct-fit installation
• Enhanced driver control
• Designed for NV5600 applications

Cons

• NV5600 transmissions only
• Installation required
• Slightly increased shift effort
• No horsepower gains

Frequently Asked Questions

Does this fit a 2004 Ram 3500 Cummins?

Yes. NV5600-equipped 2004 Ram 3500 trucks are supported.

Will it fit a G56 transmission?

No. This kit is specifically designed for the NV5600.

Does it reduce shift throw?

Yes. Shorter shift travel is one of its primary benefits.

Is it useful for towing?

Absolutely. Many owners notice improved shift control while towing heavy loads.

Final Thoughts

The NV5600 Short Throw Shifter Kit is one of the best upgrades available for manual transmission Cummins trucks. By reducing shift travel and improving gear engagement, it enhances both daily drivability and towing performance while preserving the rugged reliability that made the NV5600 famous.

Because if your Cummins is capable of pulling a house off its foundation, your shifter shouldn’t feel like it needs half the county to help find the next gear.