Caterpillar D5B

The Caterpillar D5B is a bulldozer produced from 1977 to 1985 by Caterpillar. It features a 105 hp (78.3 kW) Caterpillar 3306 6-cylinder diesel engine with a displacement of 10.5 L. The D5B offers two transmission options: a 5-speed direct drive with 5 forward and 4 reverse gears, and a 3-speed power shift with 3 forward and reverse gears. It is a crawler drive machine with a four-post ROPS and optional cab with air-conditioning. The fuel capacity is 65 gallons (246.0 L) and the hydraulic system capacity is 13 gallons (49.2 L) with an open center type hydraulic system operating at 2250 psi (155.1 bar) and 43 gpm (162.8 lpm) pump flow. Dimensions include a length of 143 inches (363 cm), shipping weight of 20400 lbs (9253 kg), and operating weight of 25800 lbs (11702 kg). The D5B uses 16-inch wide tracks with 87 inches (220 cm) length on ground. Electrical system includes a 12-volt battery and 19 amp alternator charging system. Attachments include front-mount blades 143" (5A) and 104" (5S) with hydraulic lift and manual or hydraulic angle control.