Caterpillar 257B II
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Contents:
Dimensions
| Width Over Tracks | 5.5 ft in (1676 mm) |
| Height To Top Of Cab | 6.64 ft in (2022 mm) |
| Ground Clearance | 10.12 in (257 mm) |
| Clearance At Max Lift And Dump | 7.48 ft in (2278 mm) |
| Reach At Max Lift And Dump | 2.6 ft in (790 mm) |
| Turning Radius From Center - Machine Rear | 58.23 in (1479 mm) |
| Length With Bucket | 11.46 ft in (3490 mm) |
| Length With Out Bucket | 8.87 ft in (2701 mm) |
| Turning Radius From Center - Inc Bucket | 86.5 in (2197 mm) |
Undercarriage
| Length Of Track On Ground | 4.92 ft in (1499 mm) |
| Ground Contact Area | 1770 in2 (1.15 m2) |
| Ground Pressure | 4.5 psi (31.03 kPa) |
Engine
| Engine Make | 2236 |
| Engine Model | C2.2T |
| Gross Power | 61 hp (45.5 kw) |
| Net Power | 56 hp (41.8 kw) |
| Displacement | 134 cu in (2.2 L) |
Operational
| Operating Weight | 7952 lb (3607 kg) |
| Cooling System Fluid Capacity | 2.7 gal (10 L) |
| Engine Oil Capacity | 2.7 gal (10 L) |
| Fuel Capacity | 22.2 gal (84 L) |
| Hydraulic System Fluid Capacity | 14.6 gal (55 L) |
| Operating Voltage | 12 V |
| Alternator Supplied Amperage | 85 amps |
| Max Speed - Low Range | 7 mph (11.2 km/h) |
| Max Speed - High Range | 7 mph (11.2 km/h) |
Loader
| Breakout Force | 3954 lb (1793.6 kg) |
| Operating Load | 2500 lb (1134 kg) |
| Tipping Angle | 5344 degrees |
Hydraulic
| Pump Flow | 15.9 gal/min (60 L/min) |
| Relief Valve Pressure | 483.8 psi (3335 kPa) |
