The availability of PACCAR’s MX-13 engine under the bonnet of Australian made Kenworth trucks was described as a game changer when it was first announced in 2014.

The PACCAR MX-13 engine offers Kenworth customers an engine choice in the competitive 13L market, in applications where tare weight and fuel economy are critical elements in performance. With the optimised Eaton UltraShift® PLUS Transmission (AMT), the PACCAR MX-13 delivers even more benefits, providing an integrated solution for those customers wanting an Automated Manual Transmission in their operations.

After earning an enviable reputation in DAF products since its release in 2007, the PACCAR MX-13 engine, available with either 460 or 510Hp and 1700 and 1850lbft torque respectively, has quickly become one of the most popular in its class in Europe. The MX-13 engine and has also taken the US trucking industry by storm, now accounting for almost 50 percent of the Kenworth build in North America.

The relationship between PACCAR and Eaton has been longstanding, leading to the development of a fully-integrated powertrain. The latest transmission technology delivers performance and efficiency with electrical clutch actuation and intelligent shift selection, through grade sensing, weight computation and driver throttle commands. However it’s the way the state-of-the-art Eaton transmission interacts with the PACCAR MX-13 engine that sets it apart from the rest. The Eaton UltraShift Plus has been optimised specifically to suit the PACCAR MX-13 in Australian conditions, resulting in outstanding performance and fuel efficiency, while reducing driver fatigue and improving safety.

“It’s ‘Australian-ised’ in a sense – with Australian conditions and Australian experience.” Sam Abuhulughod, the manager of growth projects at Eaton said about the relationship between the PACCAR MX-13 and the optimisation of the Eaton transmission.

“It’s about performance and economy at the same time.”

And customers agree.

Mt Noorat Freighters has been a Kenworth customer for more than 20 years. Director Tony Moloney has first-hand experience with the PACCAR MX-13 engine and the Eaton UltraShift Plus transmission in their Kenworth T409.

His review is simple.

“It ticks all the boxes for reliability with no unscheduled maintenance to date.

“I bought a product that’s obviously good – because it does the job it’s supposed to do,” he said.

In a word?


Tony’s remarks are echoed by many Kenworth customers running the outstanding PACCAR MX-13 engine. See this link for more customer stories , talk to your Kenworth dealer now to arrange a test drive, or follow the link below for more information (including terms and conditions) on our T4 Series limited offer on PACCAR MX-13 with bonus AMT!

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