279D Compact Track Loader
Engine
- Engine Model
- Cat C3.3B DIT (turbo)
- Net Power
- 72.9HP
- Gross Power
- 74.3HP
- Gross Power - SAE J1995
- 74.3HP
- Net Power - SAE 1349
- 72.9HP
- Displacement
- 203in³
- Bore
- 3.7in
- Stroke
- 4.7in
- Peak Torque - 1,500 rpm - SAE J1995
- 195ft·lbf
- Net Power - ISO 9249
- 73.7HP
Weights
- Operating Weight
- 9893lb
- Note
- Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
Operating Specifications
- Tipping Load
- 5870lb
- Breakout Force - Tilt Cylinder
- 7285lb
- Rated Operating Capacity with Optional Counterweight
- 3185in²
- Ground Contact Area - With 400 mm/15.7 in Track
- 2015psi
- Rated Operating Capacities - 50% Tipping Load
- 2935lb
- Rated Operating Capacities - 35% Tipping Load
- 2055lb
- Ground Contact Area - With 450 mm/17.7 in Track
- 2272in²
- Ground Pressure - With 400 mm/15.7 in Track
- 4.9psi
- Ground Pressure - With 450 mm/17.7 in Track
- 4.4psi
- Note
- Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
Dimensions
- Length - Track on Ground
- 64.2in
- Overall Length - Track
- 83.8in
- Height - Top of Cab
- 83.2in
- Ground Clearance
- 8.9in
- Departure Angle
- 32°
- Maximum Dump Angle
- 39°
- Note
- Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
- Turning Radius from Center - Machine Rear
- 70.7in
- Turning Radius from Center - Coupler
- 55.5in
- Turning Radius from Center - Bucket
- 88.8in
- Rack Back Angle - Maximum Height
- 84°
- Reach - Maximum Lift/Dump
- 22.6in
- Maximum Reach - With Arms Parallel to Ground
- 54in
- Maximum Overall Height
- 159.5in
- Length - Without Bucket
- 117.9in
- Length - With Bucket on Ground
- 146.2in
- Bucket Pin Height - Maximum Lift
- 124.9in
- Clearance at Maximum Lift and Dump
- 97.8in
- Bucket Pin Height - Carry Position
- 7.8in
- Vehicle Width (400 mm/15.7 in tracks)
- 76in
- Vehicle Width (450 mm/17.7 in tracks)
- 78in
Cab
- ROPS
- ISO 3471:2008
- FOPS
- ISO 3449:2005 Level I
- FOPS Level II
- ISO 3449:2005 Level II
Noise Level
- 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 spe
- Note (1)
- Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
- Inside Cab**
- 83dB(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.
- Outside Cab***
- 103dB(A)
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
Service Refill Capacities
- Hydraulic Tank
- 10.3gal (US)
- Hydraulic System
- 13.7gal (US)
- Fuel Tank
- 24.8gal (US)
- Engine Crankcase
- 3gal (US)
- Cooling System
- 3.7gal (US)
Power Train
- Travel Speed - Forward or Reverse - Two Speed
- 7mile/h
- Travel Speed - Forward or Reverse - One Speed
- 4.5mile/h
Hydraulic System
- Hydraulic Flow - Standard - Loader Hydraulic Pressure
- 3335psi
- Hydraulic Flow - Standard - Loader Hydraulic Flow
- 23psi
- Hydraulic Flow - Standard - Hydraulic Power (Calculated)
- 44HP
- Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Pressure
- 4061psi
- Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow
- 32gal/min
- Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated)
- 76HP
Comfortable Cab
Industry leading sealed and pressurized cab option provides a cleaner and quieter operating environment with excellent work tool visibility. Available high-back, heated, air ride seat with seat mounted adjustable joystick controls makes the D Series the industry leader in operator comfort.
Outstanding Power
High performance power train provides maximum performance and production capability through the Electronic Torque Management system, standard two speed travel and an industry exclusive electronic hand/foot throttle with decel pedal capability. Electronically controlled Cat C3.3B engine provides high horsepower and torque while meeting U.S. EPA Tier 4 Final (EU Stage IIIB) emission standards. High Flow XPS hydraulic system is available for applications that demand maximum hydraulic work tool performance.
Versatility to Tackle Any Job
Cat “Intelligent Leveling” system (ILEV) provides industry leading technology, integration and optional features such as dual direction self level, work tool return to dig and work tool positioner. 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. Broad range of performance matched Cat Work Tools makes the Cat Compact Track Loader the most versatile machine on the job site.
Advanced Display
Maximize machine capability and control with optional Advanced Display providing on-screen adjustments for implement response, hystat response and creep control. The display also features multi-language functionality with customizable layouts, security system and rearview camera.
Easy Service
Ground level access to all daily service and routine maintenance points helps reduce machine downtime for greater productivity.