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Used g56 Transmission for Sale

(2 reviews)
  • Type: Manual
  • Model: g56
  • Maker: Mercedes-Benz
  • Speeds: 6
  • Condition: Used


99.5% Positive feedback
  • Consistently receives highest buyers ratings
  • Ships items quickly
  • Has earned a track record of excellent service


Used G56 Transmission for Sale: Dodge Ram Cummins Power

Looking for a g56 transmission for sale to power your Dodge Ram Cummins? The g56 transmission, known for its robust design and reliability, is a top choice for heavy-duty truck enthusiasts. Engineered to handle the immense torque and power of the Cummins engine, this g56 transmission for sale here offers exceptional performance, durability, and precise control. Whether you’re upgrading or replacing your current transmission, this g56 Cummins for sale here at Find Auto Parts Online ensures your Dodge Ram delivers optimal power and efficiency on and off the road.

Transmission Overview: G56 Transmission

The g56 transmission is a 6-speed manual gearbox renowned for its strength and reliability, particularly suited for Dodge Ram trucks equipped with Cummins diesel engines. Manufactured by Mercedes-Benz, this used g56 transmission for sale here features a durable cast-iron case, wide gear ratios for improved fuel efficiency, and a dual-synchronizer design for smoother shifting. Its robust construction allows it to handle the high torque output of Cummins engines, making it an ideal choice for towing, hauling, and other demanding applications. With its proven performance and durability, this g56 transmission for sale at our site here ensures your Dodge Ram delivers maximum power and efficiency in various driving conditions.

Compatibility of g56 Transmission


  • Dodge Ram 2500 (2005-2018)
  • Dodge Ram 3500 (2005-2018)
  • Dodge Ram 4500 (2008-2018)
  • Dodge Ram 5500 (2008-2018)


  • 5.9L Cummins Turbo Diesel (2005-2007)
  • 6.7L Cummins Turbo Diesel (2007.5-2018)

Benefits of the g56 Transmission

  • Durability: Built with a sturdy cast-iron case, the g56 is designed for heavy-duty use and long-lasting performance.
  • Performance: Capable of handling high torque, it ensures smooth and precise gear shifts.
  • Efficiency: Optimized wide gear ratios improve fuel efficiency and provide better control, especially off-road.
  • Versatility: Compatible with a range of Cummins engines, suitable for various terrains and driving conditions.
  • Cost-Effectiveness: Requires less maintenance than automatic transmissions and has strong aftermarket support.
  • Driver Engagement: Enhances the driving experience with manual control and customization options.


Each used g56 transmission for sale in our inventory has been carefully inspected and tested. While these are used transmissions, they offer excellent value and performance when properly maintained.

Maintenance Requirements

To ensure the longevity of your used g56 transmission, proper maintenance is crucial. Regular fluid changes using the correct transmission fluid are essential. We recommend consulting your vehicle’s manual for specific maintenance intervals and procedures.

Invest in Quality and Performance

When you choose a used g56 transmission from our inventory, you get a durable, high-performance gearbox at a fraction of the cost of a new unit. Our commitment to quality and customer satisfaction ensures you’ll receive a reliable transmission to keep your Dodge Ram Cummins running strong for years to come.

Browse our selection of g56 transmissions for sale today and experience the perfect blend of power, reliability, and value for your Dodge Ram Cummins.

Additional information

Torque Rating

Up to 600 lb-ft

Overall Length

31.6 inches


230 lbs

Fluid Type

Manual Transmission Fluid (MTF)

Fluid Capacity

6 quarts

Bellhousing to Tailshaft Length

24.6 inches

Input Shaft Spline Coun

10 splines

Output Shaft Spline Count

29 splines

Gear Ratios

1st Gear: 6.29:1
2nd Gear: 3.48:1
3rd Gear: 2.10:1
4th Gear: 1.38:1
5th Gear: 1.00:1
6th Gear: 0.79:1


2005 Mercedes-Benz g56 Transmission

2 reviews for Used g56 Transmission for Sale

  1. Robert Johnson

    Solid G56 from Find Auto Parts Online. Smooth shifts in my Ram 2500. Quick delivery, fair price.”

  2. Thomas Anderson

    Great used G56 trans. Perfect fit for my Dodge. Runs like new after a month. Highly recommend.

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Product Q&A

What are the key features of the G56 transmission?

The G56 is known for its robust construction, capable of handling high torque, smooth shifting, and wide gear ratios for improved efficiency.

Is the G56 transmission reliable?

Yes, the G56 is renowned for its durability and longevity, making it a trusted choice for demanding applications such as towing and hauling.

What maintenance does the G56 transmission require?

Regular fluid changes with manual transmission fluid (MTF) are recommended to maintain performance and longevity.

Can the G56 transmission be rebuilt or repaired?

Yes, reputable transmission shops and authorized service centers can rebuild and repair G56 transmissions, ensuring continued performance.

Does the G56 transmission improve fuel efficiency?

Yes, the G56's wide gear ratios contribute to improved fuel efficiency compared to some other heavy-duty transmissions.

Is the G56 transmission compatible with aftermarket modifications?

Yes, the G56 transmission can be customized and modified to meet specific performance needs, enhancing its versatility.
used g56 transmission for sale 
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