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SPECS SUMMARY

Gross Power - SAE J199574.3 HP (55.4 kW)
Rated Operating Capacities - 35% Tipping Load1800 lb (820 kg)
Operating Weight8094 lb (3672 kg)
Net Power - SAE 134973.2 HP (54.6 kW)
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.

Specifications

Gross Power - SAE J199574.3 HP (55.4 kW)
Rated Operating Capacities - 35% Tipping Load1800 lb (820 kg)
Operating Weight8094 lb (3672 kg)
Net Power - SAE 134973.2 HP (54.6 kW)
Displacement203 in³ (3.3 l)
Bore3.7 in (94 mm)
Stroke4.7 in (120 mm)
Ground Contact Area1770 in² (1.14 m²)
Ground Pressure4.6 psi (31.4 kPa)
Tipping Load5145 lb (2340 kg)
Breakout Force - Tilt Cylinder4965 lb (2252 kg)
Cooling System3.7 gal (US) (14 l)
Engine Crankcase3 gal (US) (11 l)
Fuel Tank24.8 gal (US) (94 l)
Hydraulic System13.2 gal (US) (50 l)
Hydraulic Tank10.3 gal (US) (39 l)
Length - Track on Ground59 in (1499 mm)
Overall Length - Track74.7 in (1898 mm)
Height - Top of Cab83.8 in (2129 mm)
Vehicle Width66 in (1676 mm)
Ground Clearance9.5 in (242 mm)
Departure Angle35°
Maximum Dump Angle52°
ROPSISO 3471:2008
FOPSISO 3449:2005 Level I
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.
NoteOperating 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).
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.
NoteOperating 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 Counterweight2770 lb (1260 kg)
Rated Operating Capacities - 50% Tipping Load2570 lb (1170 kg)
Inside Cab**83 dB(A) (83 dB(A))
Net Power73.2 HP (54.6 kW)
Gross Power74.3 HP (55.4 kW)
Net Power - ISO 924973.9 HP (55.1 kW)
Engine ModelCat C3.3B DIT (turbo)
Outside Cab***103 dB(A) (103 dB(A))
Peak Torque - 1,500 rpm - SAE J1995195 ft·lbf (265 N·m)
NoteOperating 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).
Travel Speed - Forward or Reverse - Two Speed Option9.9 mile/h (16 km/h)
Air ConditioningThe 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.
Bucket Pin Height - Maximum Lift121.7 in (3091 mm)
Bucket Pin Height - Carry Position8.5 in (215 mm)
Length - Without Bucket108.9 in (2767 mm)
Clearance at Maximum Lift and Dump90.5 in (2300 mm)
Turning Radius from Center - Machine Rear61.2 in (1555 mm)
Turning Radius from Center - Coupler55.1 in (1399 mm)
Maximum Reach - With Arms Parallel to Ground52.5 in (1334 mm)
Bucket Pin Reach - Maximum Lift14.5 in (367 mm)
Length - With Bucket on Ground137.3 in (3486 mm)
Maximum Overall Height154.8 in (3932 mm)
Travel Speed - Forward or Reverse - One Speed6.3 mile/h (10.1 km/h)
Reach - Maximum Lift/Dump25.1 in (637 mm)
Turning Radius from Center - Bucket86.3 in (2191 mm)
Rack Back Angle - Maximum Height87°
Hydraulic Flow - Standard - Loader Hydraulic Pressure3335 psi (23000 kPa)
Hydraulic Flow - High Flow - Hydraulic Power (Calculated)58 HP (43 kW)
Hydraulic Flow - High Flow - Maximum Loader Hydraulic Pressure3335 psi (23000 kPa)
Hydraulic Flow - Standard - Loader Hydraulic Flow20 gal/min (76 l/min)
Hydraulic Flow - Standard - Hydraulic Power (Calculated)39 HP (29 kW)
Hydraulic Flow - High Flow - Maximum Loader Hydraulic Flow30 gal/min (112 l/min)
Note (1)Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.

Benefits and Features

Cat® “Intelligent Leveling” system provides industry leading technology, integration, and available features such as dual direction self level, work tool return to dig, and work tool positioner.

A standard, fully independent torsion axle suspension combined with the optional Speed Sensitive Ride Control system improves operation on rough terrain, enabling better load retention, increased productivity and greater operator comfort.

Maximize machine capability and control with the available Advanced Display, providing on-screen adjustments for implement response, hystat response and creep control. Also features multi-language functionality with customizable layouts, security system and rearview camera.

High performance power train provides maximum performance and production capability through the Electronic Torque Management system, standard two speed travel and an electronic hand/foot throttle with decel pedal capability.

The industry leading sealed and pressurized cab option provides the operator with a cleaner and quieter operating environment with excellent work tool visibility. Continuing the industry leading trend, the D3 Series also includes as standard, seat mounted adjustable joystick controls for operator comfort.

Standard Equipment

  • 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
  • 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
  • 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)
  • 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
  • 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

  • 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