Man Truck & Bus has just made a clear statement in the premier class of heavy-duty transport with its TGX 41.640 8×4/4 prime mover, promising a gross vehicle weight rating of 250 tons. One of this 640 PS four-axle mover’s primary purposes would be to transport large turbines weighing hundreds of tons for wind turbines,
Man Truck & Bus has just made a clear statement in the premier class of heavy-duty transport with its TGX 41.640 8×4/4 prime mover, promising a gross vehicle weight rating of 250 tons.
One of this 640 PS four-axle mover’s primary purposes would be to transport large turbines weighing hundreds of tons for wind turbines, high-voltage transformers or entire submarines.
A key feature in its ability to haul heavy tonnage is the torque converter clutch, a special gearbox designed for extreme loads and powerful hydraulic and compressed air systems that enable precise steering and levelling of the 30 or more axles for the trailer.
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At the heart of this new heavy-duty model is the 15.2-litre MAN D3876 inline six-cylinder engine with 640 PS and 3,000 Nm of torque that is spread over a wide range from 900 to 1,380 rpm. The torque converter clutch (WSK) integrated into the automated MAN TipMatic 12.30 OD gearbox enables low-wear, powerful starting with up to 1.59 times more torque. In addition, the Retarder 40 ensures high continuous braking performance and thermal stability.
Man bundles the central heavy-duty components in a heavy-duty tower behind the cab. It contains four pressure tanks for 160 litres of additional air supply, a 960-liter diesel tank and the 290-liter tank for the two-stage heavy duty hydraulics.
This delivers pressures of up to 300 bars, works with a load-sensing system and provides 20 or 40 l/min of oil independently of the load and dependent on the requirements of the axle. A heavy-duty transport cooler is also housed in the tower, working to keep the engine temperature stable.
Finally, Man also provides customisation under the Man Individual Lion S equipment package that includes design elements such as carbon applications, black aerodomes, red accents and Alcantara seat covers.
For the driver, comfort options include a 24-inch television, an electrically adjustable TV recliner and ambient lighting.


