OK request send PIPELAYERS D155C-1P S/N 15686-UP (S6D155-4 Eng. Installed (-50cent. Spec.)) HYDRAULIC SYSTEM Section HYDRAULIC SYSTEM D155C-1P S/N 15686-UP (S6D155-4 Eng. Installed (-50cent. Spec.)) Komatsu: COUNTER WEIGHT PUMP(#15686-31573) 180010 COUNTER WEIGHT PUMP(#31574-) 180020 Truck sale: