The Cat® 257D3 Multi Terrain Loader, with its vertical lift design, delivers extended reach and lift height for quick and easy truck loading. Its standard, suspended undercarriage system provides superior traction, flotation and ride quality with very low ground pressure and minimal ground disturbance across a wide range of underfoot conditions.
Engine | |
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Gross Power - SAE J1995 | 74.3 HP / 55.4 kW |
Net Power - SAE 1349 | 73.2 HP / 54.6 kW |
Displacement | 203 in³ / 3.3 l |
Bore | 3.7 in / 94 mm |
Stroke | 4.7 in / 120 mm |
Net Power | 73.2 HP / 54.6 kW |
Gross Power | 74.3 HP / 55.4 kW |
Net Power - ISO 9249 | 73.9 HP / 55.1 kW |
Engine Model | Cat C3.3B DIT (turbo) |
Peak Torque - 1,500 rpm - SAE J1995 | 195 ft·lbf / 265 N·m |
Operating Specifications | |
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Rated Operating Capacities - 35% Tipping Load | 1800 lb / 820 kg |
Ground Contact Area | 1770 in² / 1.14 m² |
Ground Pressure | 4.6 psi / 31.4 kPa |
Tipping Load | 5145 lb / 2340 kg |
Breakout Force - Tilt Cylinder | 4965 lb / 2252 kg |
Note | Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1730 mm (68 in) low profile bucket, standard flow hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted). |
Rated Operating Capacity with Optional Counterweight | 2770 lb / 1260 kg |
Rated Operating Capacities - 50% Tipping Load | 2570 lb / 1170 kg |
Weights | |
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Operating Weight | 8094 lb / 3672 kg |
Note | Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1730 mm (68 in) low profile bucket, standard flow hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted). |
Dimensions | |
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Length - Track on Ground | 59 in / 1499 mm |
Overall Length - Track | 74.7 in / 1898 mm |
Height - Top of Cab | 83.8 in / 2129 mm |
Vehicle Width | 66 in / 1676 mm |
Ground Clearance | 9.5 in / 242 mm |
Departure Angle | 35° |
Maximum Dump Angle | 52° |
Bucket Pin Height - Carry Position | 8.5 in / 215 mm |
Length - Without Bucket | 108.9 in / 2767 mm |
Clearance at Maximum Lift and Dump | 90.5 in / 2300 mm |
Turning Radius from Center - Machine Rear | 61.2 in / 1555 mm |
Turning Radius from Center - Coupler | 55.1 in / 1399 mm |
Maximum Reach - With Arms Parallel to Ground | 52.5 in / 1334 mm |
Bucket Pin Reach - Maximum Lift | 14.5 in / 367 mm |
Length - With Bucket on Ground | 137.3 in / 3486 mm |
Bucket Pin Height - Maximum Lift | 121.7 in / 3091 mm |
Maximum Overall Height | 154.8 in / 3932 mm |
Reach - Maximum Lift/Dump | 25.1 in / 637 mm |
Turning Radius from Center - Bucket | 86.3 in / 2191 mm |
Rack Back Angle - Maximum Height | 87° |
Note | Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1730 mm (68 in) low profile bucket, standard flow hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted). |
Hydraulic System | |
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Hydraulic Flow - Standard - Loader Hydraulic Pressure | 3335 psi / 23000 kPa |
Hydraulic Flow - High Flow - Hydraulic Power (Calculated) | 58 HP / 43 kW |
Hydraulic Flow - High Flow - Maximum Loader Hydraulic Pressure | 3335 psi / 23000 kPa |
Hydraulic Flow - Standard - Loader Hydraulic Flow | 20 gal/min / 76 l/min |
Hydraulic Flow - Standard - Hydraulic Power (Calculated) | 39 HP / 29 kW |
Hydraulic Flow - High Flow - Maximum Loader Hydraulic Flow | 30 gal/min / 112 l/min |
Cab | |
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ROPS | ISO 3471:2008 |
FOPS | ISO 3449:2005 Level I |
Power Train | |
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Travel Speed - Forward or Reverse - Two Speed Option | 9.9 mile/h / 16 km/h |
Travel Speed - Forward or Reverse - One Speed | 6.3 mile/h / 10.1 km/h |
Service Refill Capacities | |
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Cooling System | 3.7 gal (US) / 14 l |
Engine Crankcase | 3 gal (US) / 11 l |
Fuel Tank | 24.8 gal (US) / 94 l |
Hydraulic System | 13.2 gal (US) / 50 l |
Hydraulic Tank | 10.3 gal (US) / 39 l |
Air Conditioning System (if equipped) | |
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Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.81 kg of refrigerant which has a CO2 equivalent of 1.158 metric tonnes. |
Noise Level | |
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Outside Cab*** | 103 dB(A) |
Inside Cab** | 83 dB(A) |
Note (3) | ***The labeled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC. |
Note (2) | **The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed and at 70% of the maximum engine cooling fan speed. The sound level may vary at different engine cooling fan speeds. |
Note (1) | Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe. |
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