For info:
YEAR-1980 SPECIFICATIONS: STOCK # 106357 Capacity...........................: 75 Ton Bed Area...........................: 36" x 24" Ram Area...........................: 24" x 18" Stroke.............................: 4" Slide Adjustment...................: 3.5" Shut height........................: 15" Speed..............................: 60-120 VARIABLE Equipped With: Air Clutch Air Brake Air Counterbalance Motors and Controls Approx. Weight 20,000 lbs