Allison Automatic Transmission



Allison Transmission (NYSE: ALSN) is the world’s largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses. For more than 100 years, Allison Transmission has continuously discovered new ways to make work easier and more efficient. Believing our customers simply deserve the best, we design and build fully automatic transmissions that deliver premium performance with. Allison Transmission (NYSE: ALSN) is the world’s largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and medium- and heavy-tactical U.S. ATS Diesel Performance is now offering a complete kit so that our Allison 6 Speed Automatic transmission can be installed behind the Cummins 5.9L and 6.7L Engine. For those of you that are not satisfied with the Dodge automatic transmission behind your Cummins engine, the Allison 6 speed swap is an excellent alternative.

W.W. Williams took care of us. I dropped my truck off the night before and they called me when it was ready. Time is important to a small business like us and they did it quickly.

Heating ContractorAllison Transmission Service

The people at W.W. Williams are honest and kind. I really appreciate that they allow me to wait at the facility while the repair is being done.

Owner/OperatorALLISON TRANSMISSION CUSTOMER

The customer service W.W. Williams provided was excellent. Steven was knowledgeable about what he was doing. He tried to explain it to us over the phone, had a great attitude, and was responsive.

Independent Truck DriverAllison Transmission ServiceAllison Automatic Transmission

W.W. Williams is the only facility in our area that can handle the work on the Allison Transmission. They know what they are doing.

Mechanic COMPLETE AUTO & TRUCK PARTS

W.W. Williams does a great job – I have used them for years! They are the best…Allison service facility in the state.

Allison Automatic TransmissionMechanicINTEGRATED AG

W.W. Williams got my truck in and out in a timely manner. I have been using them for about 20 years.

Natural Gas CompanyAllison Transmission Service

Allison Automatic Transmissions Heavy Duty

W.W. Williams is the Allison service facility in our area. They do a great job.

Allison Automatic TransmissionLocal CommissionerAllison Transmission Service

W.W. Williams provided quality work and were professional.

City of TuskegeeAllison Transmission Service

Allison Automatic Transmission Troubleshooting

Transmission

W.W. Williams provides quality work that is efficient.

County Commission Allison Transmission Service

We send all of our Allison work to W.W. Williams. They get the job done.

Truck Accessories StoreAllison Transmission Service

Allison Transmissions have been around for more than a century, with incredible advancements and innovations in the last 30 years. They’re some of the most durable, long-lasting transmissions in the world, and can be repaired and rebuilt several times without needing replacement.

Allison Transmissions have been upgraded and improved upon for decades. Learn more about these different series.

Allison Transmission Models

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”. This can make it a bit confusing when trying to find parts.

Pro Tip: When finding parts for your Allison Transmission, make sure you know what generation your transmission is.

Allison Generation 5

In 2012 Allison upgraded to the Generation 5 model, which is still in use today. The 1000/2000 series made the switch first, and then the 3000/4000 series followed. Differences:

  • This series focuses on prognostics, constantly monitoring operating parameters and notifying the driver if there’s an issue. This includes oil and filter monitoring, and transmission health monitoring. The shift selectors were also re-designed.

Allison Generation 4

These transmissions started to appear in trucks in the early 2000s, around 2004/5 time frame. Difference included:

Allison Automatic Transmission
  • More sensors, more diagnostic capabilities, and advanced configurations of the Allison Transmission product line.

Allison Generation 3

In1998, the Allison Generation 3 replaced the original WTEC II transmission controls. Theis generation ushered in the computer-based diagnostic era, which meant you could use a variety of diagnostic tools to connect to the Allison Transmissions to read codes, clear codes, perform diagnostic commands, and more. Other differences:

  • The controls for the Allison Transmission were updated, offering several different styles.

Pto For Allison Automatic Transmission

Allison WTEC

The oldest Allison Transmission configuration was the WTEC. If your commercial truck, RV, or machine is from before 1998, it probably has a WTEC II transmission. This series had no diagnostic software or computer, but you could retrieve codes from the shift selector.

Allison Automatic Transmission Pdf

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Allison Automatic Transmission For Sale

Allison is the world’s largest manufacturer of fully automatic transmissions and hybrid propulsion systems for commercial-grade vehicles. These transmissions can be found at work in a wide variety of applications, from mining and school buses.

Allison Automatic Transmission Oil

Contact Us to learn more about rebuilt Allison transmissions or to find a part for your series.