257D3

Heavy Equipment

257D3

Gross Power - SAE J1995
74.3 HP / 55.4 kW
Rated Operating Capacities - 35% Tipping Load
1800 lb / 820 kg
Operating Weight
8094 lb / 3672 kg

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
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
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
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
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
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
ROPS ISO 3471:2008
FOPS ISO 3449:2005 Level I
Power Train
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
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)
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
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.

Standard Equipment

  • ELECTRICAL
    • 12 volt Electrical System
    • 80 ampere Alternator
    • Ignition Key Start/Stop Switch
    • Lights: Gauge Backlighting, Two Rear Tail Lights, Two Adjustable Front and Rear Halogen Lights, Dome Light
    • Backup Alarm
    • Heavy Duty Battery, 850 CCA
  • OPERATOR ENVIRONMENT
    • Advanced Display with Rearview Camera: Full Color, 127 mm (5 in) LCD screen; Advanced Multi-operator Security System; On-screen Adjustments for Implement Response, Hystat Response, and Creep Control
    • Gauges: Fuel Level, Hour Meter
    • Operator Warning System Indicators: Air Filter Restriction, Alternator Output, Armrest Raised/Operator Out of Seat, Engine Coolant Temperature, Engine Oil Pressure, Glow Plug Activation, Hydraulic Filter Restriction, Hydraulic Oil Temperature, Parking Brake Engaged, Engine Emission System
    • Adjustable Vinyl Seat
    • Fold In Ergonomic Contoured Armrest
    • Control Interlock System, when operator leaves seat or armrest raised: Hydraulic System Disables, Hydrostatic Transmission Disables, Parking Brake Engages
    • ROPS Cab, Open, Tilt Up
    • FOPS, Level I
    • Top and Rear Windows
    • Floor Mat
    • Interior Rearview Mirror
    • 12 volt Electric Socket
    • Horn
    • Hand (Dial) Throttle, Electronic
    • Adjustable Joystick Controls
    • Anti-theft Security System with 6-button Keypad
    • Storage Compartment with Netting
  • POWER TRAIN
    • Cat C3.3B, Turbo Diesel Engine, Meeting Tier 4 Final and Stage V Emission Standards
    • Air Cleaner, Dual Element, Radial Seal
    • S·O·SSM Sampling Valve, Hydraulic Oil
    • Filters, Cartridge-type, Hydraulic
    • Filters, Canister-type, Fuel and Water Separator
    • Radiator/Hydraulic Oil Cooler (side-by-side)
    • Spring Applied, Hydraulically Released Parking Brakes
    • Hydrostatic Transmission, One Speed Travel
    • Suspension – Independent Torsion Axles (4)
    • Rubber Track 381 mm (15 in)
  • OTHER
    • Engine Enclosure, Lockable
    • Extended Life Antifreeze, –36° C (–33° F)
    • Machine Tie Down Points (6)
    • Support, Lift Arm
    • Hydraulic Oil Level Sight Gauge
    • Radiator Coolant Level Sight Gauge
    • Radiator, Expansion Bottle
    • Cat ToughGuard™ Hose
    • Auxiliary, Hydraulics, Continuous Flow
    • Heavy Duty, Flat Faced Quick Disconnects with Integrated Pressure Release
    • Split D-Ring to Route Work Tool Hoses Along Side of Left Lift Arm
    • Electrical Outlet, Beacon
    • Belly Pan Cleanout
    • Variable Speed Demand Fan
    • Product Link™ PL240, Cellular
  • MANDATORY EQUIPMENT
    • Hydraulics, Standard or High Flow
    • Quick Coupler, Mechanical or Powered
    • High Visibility Seat Belt, 50 mm (2 in) or 75 mm (3 in)
    • EU Preparation Package
    • PERFORMANCE PACKAGES:
      – Performance Package H1: Standard Flow Hydraulics (No Self Level)
      – Performance Package H2: Standard Flow Hydraulics, Dual Direction Electronic Self Level (Raise and Lower), Work Tool Return to Dig, Work Tool Positioner, and Electronic Snubbing (Raise and Lower)
      – Performance Package H3: High Flow Hydraulics, Dual Direction Electronic Self Level (Raise and Lower), Work Tool Return to Dig, Work Tool Positioner, and Electronic Snubbing (Raise and Lower)
    • COMFORT PACKAGES:
      – Open ROPS (C0): Static Seat (No Foot Throttle, Headliner, Heater or Door)
      – Open ROPS (C1): Foot Throttle, Headliner, Cup Holder, and choice of Seat (Mechanical Suspension or High Back, Heated, Air Ride Seat) (No Heater or Door)
      – Enclosed ROPS with Heater (C2): Foot Throttle, Headliner, Heater and Defroster, Side Windows, Cup Holder, Radio Ready, choice of Seat (Mechanical Suspension or High Back, Heated, Air Ride Seat) and Door (Glass or Polycarbonate)
      – Enclosed ROPS with A/C (C3): C2 + Air Conditioner

Optional Equipment

  • OPTIONAL EQUIPMENT
    • Hand-Foot Style Controls
    • External Counterweights
    • Beacon, Rotating
    • Engine Block Heater – 120V
    • Oil, Hydraulic, Cold Operation
    • Paint, Custom
    • Product Link PL641, Cellular
    • Speed Sensitive Ride Control
    • Bluetooth® Radio with Microphone (AM/FM/Weather Band Receiver with USB and Auxiliary Input Jack)
    • Two Speed Travel
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