Extreme is an understatement. Western Star's 6900 XD is capable of GCWs up to 200 tons and this rugged tractor can trailer massive equipment loads such as tanks or troop carriers.

Specifications
BBC	141"
Axle Position	59"
Engine	3 manufacturers, 210-600 HP
Transmissions	Full range of manual, automated, and automatics
Front Axle Range	Up to 28,000 lbs.
Rear Axle Range	Up to 110,000 lbs.
Special Options	Planetary front and rear axles