1996 GMC Topkick with 1975 Wilkie 75' Aerial Ladder for sale. $26,500. Truck is in good condition with 190,314 miles, 5 speed transmission, gas, spring suspension, standard cab, air brakes, GVW 26000. Aerial Ladder is 1975 Wilkie 75' ladder (serial #7973225). Price includes Miller Blue Charger gas welder, 9 compartments for storage.