1972 CATERPILLAR, D5 Dozers - Crawler, Open ROPS, 12 Ton, 105 Horsepower, 4 Way Blade, 9' 9" Blade Width, 80% Bolt On Cutting Edge, 50% Track Life Remaining, 20" Track Pads, Draw Bar, 3 Speeds Forward / Reverse Power Shift Transmission.Serial Number: 96J1168