336 Excavator

  • Specs Summary
  • Engine Model
    Cat C3.3B DIT (turbo)
  • Net Power
    72.9 hp (54.4 kW)
  • Rated Operating Capacities: 50% Tipping Load
    2935 lb (1331 kg)
  • Rated Operating Capacities: 35% Tipping Load
    2055 lb (932 kg)

279D Compact Track Loader

The Cat 279D Compact Track Loader, with its radial lift design, delivers impressive mid-lift reach and excellent digging performance with outstanding drawbar power. Its standard, suspended undercarriage system provides superior traction, flotation, stability and speed to work in a wide range of applications and underfoot conditions.

Comfortable Cab

Outstanding Power

Versatility to Tackle Any Job

Advanced Display

Easy Service

Engine

  • Engine Model Cat C3.3B DIT (turbo)
  • Net Power 72.9 hp (54.4 kW)
  • Gross Power 74.3 hp (55.4 kW)
  • Gross Power SAE J1995 74.3 hp (55.4 kW)
  • Net Power SAE 1349 72.9 hp (54.4 kW)
  • Displacement 203 in3 (3.3 L)
  • Bore 3.7 in (94 mm)
  • Stroke 4.7 in (120 mm)

Operating Specifications

  • Rated Operating Capacities: 50% Tipping Load 2935 lb (1331 kg)
  • Rated Operating Capacities: 35% Tipping Load 2055 lb (932 kg)
  • Ground Contact Area 3185 in2 (1444 m2)
  • Ground Pressure 2015 psi (1.3 kPa)
  • Tipping Load 5870 lb (2663 kg)
  • Breakout Force, Tilt Cylinder 7285 lb (3304 kg)

Power Train

  • Travel Speed Forward 4.5 mph (7.2 km/h)
  • Travel Speed Reverse 7 mph (11.3 km/h)
  • Travel Speed Reverse - 2-Speed 7 mph (11.3 km/h)
  • Travel Speed Forward - 2-Speed 7 mph (11.3 km/h)

Weights

  • Operating Weight 9893 lb (4487 kg)

Service Refill Capacities

  • Cooling System 3.7 gal (14 L)
  • Engine Crankcase 3 gal (11 L)
  • Fuel Tank 24.8 gal (94 L)
  • Hydraulic System 13.7 gal (52 L)
  • Hydraulic Tank 10.3 gal (39 L)

Dimensions

  • Length of Track on Ground 64.2 in (1630 mm)
  • Overall Length of Track 83.8 in (2129 mm)
  • Length w/Bucket on Ground 146.2 in (3714 mm)
  • Length w/o Bucket 117.9 in (2995 mm)
  • Height to Top of Cab 83.2 in (2113 mm)
  • Vehicle Width 76 in (1931 mm)
  • Max. Overall Height 159.5 in (4051 mm)
  • Bucket Pin Height at Max. Lift 124.9 in (3173 mm)
  • Bucket Pin Height at Carry Pos. 7.8 in (198 mm)
  • Reach at Max. Lift/Dump 22.6 in (575 mm)
  • Clearance at Max. Lift/Dump 97.8 in (2485 mm)
  • Ground Clearance 8.9 in (226 mm)
  • Departure Angle 32°
  • Maximum Dump Angle 39°
  • Turn Radius from Ctr - Rear 70.7 in (1796 mm)
  • Turn Radius from Ctr - Coupler 55.5 in (1410 mm)
  • Turn Radius from Ctr - Bucket 88.8 in (2256 mm)
  • Max. Reach w/Arms Parallel 54 in (1373 mm)
  • Rack Back Angle at Max Height 84°

Hydraulic System

  • Hydraulic Flow 3335 (23000 )
  • Loader Hydraulic Pressure 23 psi (86 kPa)
  • Loader Hydraulic Flow 44 gal/min (33 L/min)
  • Hydraulic Power 4061 hp (28000 kW)
  • Hydraulic Flow 32 (121 )
  • Max. Loader Hydraulic Pressure 76 psi (57 kPa)
  • Max. Loader Hydraulic Flow 32 gal/min (121 L/min)
  • Hydraulic Power (calculated) 76 hp (57 kW)

Cab

  • ROPS ISO 3471:2008
  • FOPS ISO 3449:2005 Level I
  • FOPS Level II ISO 3449:2005 Level II

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, 880 CCA

OPERATOR ENVIRONMENT

  • 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 U.S. EPA Tier 4 Final (EU Stage IIIB) Emission Standards
  • Air Cleaner, Dual Element, Radial Seal
  • S·O·SSM Sampling Valve, Hydraulic Oil
  • Filters, Cartridge-type, Hydraulic
  • Filters, Cartridge-type, Fuel and Water Separator
  • Radiator/Hydraulic Oil Cooler (side-by-side)
  • Spring Applied, Hydraulically Released, Wet Multi Disc Parking Brakes
  • Hydrostatic Transmission, Two Speed Travel
  • Suspension – Independent Torsion Axles (4)

OTHER

  • Engine Enclosure, Lockable
  • Extended Life Antifreeze, –37° C (–34° 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 XPS
  • Quick Coupler, Mechanical or Powered
  • Seat Belt, 50 mm (2 in) or 75 mm (3 in)
  • Steel Imbed Rubber Track – 400 mm (15.7 in) or 450 mm (17.7 in)
  • Dual Flange Front Idler/Single Flange Rear Idler or Triple Flange Front/Rear Idlers
  • PERFORMANCE PACKAGES:<ul><li>Performance Package H1: Standard Flow Hydraulics (No Self Level)</li><li>Performance Package H2: Standard Flow Hydraulics, Dual Direction Electronic Self Level (Raise and Lower), Electronic Snubbing (Raise and Lower)</li><li>Performance Package H3: High Flow XPS, Dual Direction Electronic Self Level (Raise and Lower), Electronic Snubbing (Raise and Lower)</li></ul>
  • COMFORT PACKAGES:<ul><li>Open ROPS (C0): Static Seat (No Foot Throttle, Headliner, Heater or Door)</li><li>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)</li><li>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)</li><li>Enclosed ROPS with A/C (C3): C2 + Air Conditioner</li></ul>

Optional Equipment

OPTIONAL EQUIPMENT

  • Hand-Foot Style Controls
  • External Counterweights
  • Beacon, Rotating
  • Engine Block Heater – 120V
  • Oil, Hydraulic, Cold Operation
  • Paint, Custom
  • Heavy Duty Battery, 1,000 CCA
  • Product Link PL641, Cellular
  • Speed Sensitive Ride Control
  • Advanced Display: Full Color, 5 in LCD screen, Advanced Multi-operator Security System, On-screen Adjustments for Implement Response, Hystat Response, and Creep Control; Rearview Camera Ready
  • Advanced Display: Rearview Camera Included
  • Work Tool Return to Dig and Work Tool Positioner
  • Bluetooth Radio with Microphone (AM/FM/Weather Band Receiver with USB and Auxiliary Input Jack)