What Type Of Transmission Will Be In My New Freightliner?

March 6, 2023 6:06 pm Published by Leave your thoughts

Aisin A581 

If you’re looking for an automatic transmission for your new Freightliner, you might want to consider the Aisin A581 model. It’s designed for medium-duty trucks and buses up to 33,000 pounds gross vehicle weight and is rated for up to 280 horsepower and 605-pound feet of torque. The A581 has five forward and one reverse speeds, a single-stage three-element, two-phase torque converter with lock-up in second gear and higher. It also has a 3.463 gear ratio in first, 2.024 in second, 1.476 in third, 1.000 in fourth, and.807 in fifth. 

This Aisin model can be found on RAM trucks that use a 6.4L V8 engine or a 6.7L Cummins diesel. It replaces the AS68RC and is a popular choice among truckers who aren’t afraid of a little dirt under their tires. The Aisin A581 isn’t the only transmission you can find in a RAM truck, but it’s a good place to start your search for the right transmission model for your needs. 

Allison 3000 Series 

Allison is the largest manufacturer of fully automatic transmissions in the world and can be found in a wide variety of commercial vehicles. These transmissions are also some of the most durable, long-lasting, and can be repaired or rebuilt several times without needing replacement. The Allison 3000 Series transmission model is designed for medium-duty trucks and has close or wide ratio gearing, as well as an optional integral output retarder for effective auxiliary and vehicle braking. It’s also equipped with 5th Generation advanced electronic controls that enhance operation and prognostics capabilities, according to the company. 

Mack Trucks recently expanded its vocational offering with the addition of the Allison 3000 RDS transmission to its MD Series models. This transmission is approved at a 33,000-lb. Gross Combination Weight Rating (GCWR), which allows the MD Series to haul more refuse and recycling containers than previous models, according to Mack. Freightliner Custom Chassis Corporation is also introducing uprate variants of the Allison 1000 and 2000 Series transmissions into its MT walk-in van chassis powertrain. This transmission will be paired with a GM 6.6L engine to offer up to 380 horsepower and 465 lb-ft of torque. 

Allison 3414 Regional Haul Series 

The Allison 3414 Regional Haul Series transmission model, developed in response to insights from OEMs and end users, will be paired with the Cummins ISX12N engine in Daimler Trucks North America’s (DTNA) Class 8 Freightliner Cascadia Day Cab models. The uprated variant of the proven 3000 SeriesTM fully automatic transmission offers ratings up to 410 horsepower and 1,450 lb-ft. torque and delivers up to 8% fuel economy improvement over the Allison 3000 Highway and Rugged Duty Series. 

It provides 25% faster acceleration 0-20 miles per hour as compared to competitive automated manual transmissions, and it’s up to 11% lighter than the closest competitor. It uses Allison’s xFE technology, which incorporates an internal gear scheme optimized for fuel efficiency and FuelSense 2.0 with DynActive shifting technology, and is available with a five years, 750,000 mile warranty. This uprated variant of the proven 3000 SeriesTM completely automatic transmission is designed to offer reliability, performance, and maneuverability, and all the while, reducing emissions and fuel consumption to support fleet sustainability efforts.  

Allison 4700 Rugged Duty Series 

The Allison 4700 Rugged Duty Series transmission model is a good choice for freightliners. This transmission comes with features such as a second reverse gear that provides greater control and engine braking when operating on steep grades. It also offers enhanced start ability and improved fuel efficiency, Western Star Trucks said in a report. 

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