1988, GMC BRIGADIER BOOM TRUCK.GMC BRIGADIER TRUCK: Used Boom Truck for Sale! Motor: Cummins 10 270 hp. Transmission: 8 LL. W/B: 230; C/A: 165; A/F: 290. Front Axle: 18000. Rear Axle: 44000. Suspension: Spring Hendrickson. MANITEX 1161 CRANE, 61' + 21' Jib. 20' X 8' flatbed, 30" side with doors, hook for trailer.