Volvo is the first company to use the direct shift gearbox on a heavy truck. CM reviews the FH 500 DC to see how well it ...

The Q6 e-tron offroad concept is an Audi that’s ready for anything. An EV with an extra 6 inches of ground clearance, portal ...

Known as the Audi Q6 E-Tron Off-Road, this portal axle-rocking beast takes things far beyond the brand’s typical Allroad treatment. Other adjustments to the standard Sportback model include a ...

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Higher pressure angles also increase the force that tries to push the gears apart, and hence the load on the gear axles. The current standard pressure ... Helicals gears are a modification of spur ...