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Can you put an Allison transmission on a gas engine?

Author

Mia Kelly

Published Jan 10, 2026

For over 60 years, Allison fully automatic transmissions have been recognized as reliable, productive and trouble-free. Allison Automatics are perfectly suited to natural gas engines, both compressed natural gas (CNG) and liquefied natural gas (LNG), in a wide range of applications.

Does Chevy put the Allison Transmission in a gas truck?

A new 2020 Chevy Silverado HD is set to make its debut in February 2019 with a new look, gas engine, 10-speed Allison transmission and, most importantly, an easy to use side bed step to access the middle of the bed. Finally!

Can I put an Allison Transmission in a Dodge?

The great news is the Allison can easily and affordably be upgraded to handle a very high level of abuse and high horsepower while providing reliability and longevity. In order to properly transplant the Allison transmission into the Dodge Pickup there are many areas that need to be addressed.

Will a Allison Transmission bolt to a 6.0 Vortec?

According to GM, the Allison can safely do this at no more than 4850 RPM. I was told that if you reduce engine torque, the transmission can spin higher. So a Vortec 6000 or Vortec 8100 could spin the Allison 1000 higher than 4850 RPM since they both have much lower torque outputs.

What's so special about the Allison Transmission?

Allison Transmission's patented Continuous Power Technology™ delivers smooth, seamless, full-power shifts and superior acceleration and startability. Each shift is made automatically at the right time, allowing each driver to precisely manage speed and efficiency.

25 related questions found

Are Allison transmissions any good?

The proven performance and excellent improvements provided by Allison transmissions make them the superior choice for drivers. Pro Tip: Allison transmissions provide the best performance, highest reliability, and most efficient energy usage on the market today.

What company owns Allison transmissions?

Purchased by The Carlyle Group and Onex Corp. General Motors Corp. announced on June 28 it will sell its Allison Transmission commercial and military business to The Carlyle Group and Onex Corp.

How strong is the Allison 1000?

Initially the Allison 1000 was a 5 speed transmission, rated to handle up to 620 lb⋅ft (840 N⋅m) of torque. This rating has increased as the transmission was updated several times, to stand at 765 lb⋅ft (1,037 N⋅m) by 2011 in GM truck applications.

How is the Chevy 6.0 engine?

Mechanics report the Chevy 6.0L Vortec is a very dependable engine that can last beyond 300,000 miles with minimal issues beyond regular maintenance. The trucks often outlast other chassis-related components. In 2020, the Chevy 6.0L Vortec engine series was replaced by the Chevy 6.2L Vortec.

Can you mate an Allison transmission to a Cummins?

CAC makes it possible to mate one to the Cummins engine! This means you can take any Allison 1000 transmission and put it behind the Cummins.

Are all Allison transmissions automatic?

Allison transmissions are the only fully automatic models on the market. Through the years, Allison has updated and upgraded their technology, which they call “Generations”.

What is the difference between Allison 1000 and 2000?

Registered. In the beginning it was more clear-cut that 1000 Series were Close Ratio spread and 2000 Series had a Wide Ratio spread (the difference being in the P3 planetary gear ratio).

What pickup trucks have Allison transmissions?

Allison: The Allison 1000 6-speed automatic transmission is available on GMC and Chevy trucks with diesel Duramax engines. Power output for the Duramax engines ranges from 250 hp to 550 hp, as well as 460 lb-ft of torque to 1,050 lb-ft.

When did the 10 speed Allison Transmission come out?

Equipped with the Allison branded 10-speed transmission, the 2020 Sierra will debut in February 2019 .

What liter is a 454?

For many years the 454 (7.4-liter) V8 was the top choice from GM, while Ford had the mighty 460 (7.5-liter) V8.

Is a 6.0 LS A big block?

The 6.0L Chevy engine is part of the General Motors LS-based small-block family that's been running strong since 1995. Also known as the Generation IV 6000, these V8 engines are known for their ability to pack a lot of power into a relatively small package.

How many miles will a 6.0 Chevy last?

Chevy 6.0L Vortec Engine Lifespan

The Chevy 6.0 frequently lasts beyond 300,000 miles, with a maximum lifespan usually around the 350,000 mile mark. That's not to say that these engines cannot go beyond that, as many have before and continue to do so.

How much HP can a stock Allison Transmission handle?

It's the electronic side of the transmission sensing excessive slipping and placing the unit in fail-safe mode, where only one forward gear is available. As you've probably deduced up to this point, the stock Allison will handle roughly 350 to 400-rwhp in five-speed form and 425 to 450-rwhp in six-speed trim.

How much HP can a Allison 3000 handle?

Allison Transmission's 3000 Series is designed for medium-duty commercial vehicles and is engineered to adapt and operate efficiently in a variety of applications. The 3000 Series includes close or wide ratio gearing and a maximum rating of 336 kW (450 hp).

Does Rolls Royce own Allison Transmission?

In the early 1990s, Allison split into Allison Gas Turbine Division and Allison Transmission Division. In 1993 Allison Gas Turbine Division became the Allison Engine Company, which was sold to Rolls Royce in 1995, but Allison Transmission remained a separate company.

Where is the Allison Transmission built?

Allison products are made right here in the U.S.A., and we're proud to say that all of our propulsion solutions for the North American transit market— fully automatic conventional and electric hybrid solutions—are manufactured at our Indianapolis, Indiana headquarters.

Does Chevy still use Allison?

“We are pleased that General Motors continues to expand the range of Allison products available for their customers with the 2020 Silverado HD,” said Randy Kirk , senior vice president Product Engineering and Program Management, Allison Transmission .

How long will an Allison 1000 last?

These trucks can (and do) regularly hit 200,000 miles. The truck and drivetrain will only last as long as you maintain it, though. There are parts that fail, just like anything else. But regular maintenance (fluid changes, body upkeep, hard part care) will help you have a very long relationship with your truck.