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Construction Equipment Rental in Sierra Vista, Arizona

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Equipment Rental Sierra Vista, Construction equipment rental Sierra Vista, Construction rental Sierra Vista, Heavy Equipment Rental Sierra Vista.

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Komatsu Dozers D61EXI-23

D61EXi-23 Crawler Dozer

iMC (intelligent machine control) machines have the following advantages over dozers with external grade control systems.

Innovative
Automated operation from rough dozing to finish grade.

Intelligent
New dozing mode, load control performance features.

Integrated
Standard factory installed integrated system.

No Cables
No coiled cables between machine and blade.

No Climbing
GNSS antenna and mast removed from blade.

No Connections
No daily connections required between machine and blade.

Engine
Model Komatsu SAA6D107E-2*
Type 4-cycle, water-cooled, direct injection
Aspiration Komatsu variable geometry Turbocharged, air-to-air aftercooled
Number of cylinders 6
Bore x stroke 4.21" x 4.88" 107 mm x 124 mm
Piston displacement 408 in³ 6.69 ltr
Governor All-speed and mid-range, electronic
Horsepower
SAE J1995 - Gross 170 HP 127 kW
(ISO 14396 169 HP 126 kW
ISO 9249 / SAE J1349 - Net 168 HP 125 kW
Rated rpm 2200 rpm
Fan drive type Hydraulic
Lubrication system:
Method Gear pump, force lubricationn
Filter Full-flow
Hydrostatic transmission
Dual-path, hydrostatic transmission provides infinite speed changes up to 9.0 km/h 5.6 mph. The variable capacity travel motors allow the operator to select the optimum speed to match specific jobs. Travel control lock lever and neutral switch.
Travel speed (quick shift mode)* Forward Reverse
1st 0-3.4 km/h 0-2.1 mph 0-4.1 km/h 0-2.5 mph
2nd 0-5.6 km/h 0-3.5 mph 0-6.5 km/h 0-4.0 mph
3rd 0-9.0 km/h 0-5.6 mph 0-9.0 km/h 0-5.6 mph
Travel speed (variable mode) 0-9.0 km/h 0-5.6 mph 0-9.0 km/h 0-5.6 mph
*Quick shift speeds are adjustable in the monitor.
FINAL DRIVE
In-shoe mounted axial piston type travel motors with integrated two-stage planetary gear reduction. Compact in-shoe mount reduces risk of damaged by debris. Bolt-on sprocket teeth for easy displacement.
STEERING SYSTEM
Palm Command Control System (PCCS) joystick control for all directional movements. Pushing the joystick forward results in forward machine travel, while pulling it rearward reverses the machine. Simply tilt the joystick to the left or right to make a turn. Tilting the joystick fully to the left or right activates counter-rotation.
HYDROSTATIC TRANSMISSION (HST) provides smooth powerful turns. Fully electronic control enables smooth control that can be adjusted in the monitor. The PCCS utilizes shift buttons to increase and decrease speed.
Minimum turning radius (as measured by track marks on the ground at pivot turn.) 83"
Undercarriage
Suspension Oscillating-type with equalizer bar and pivot shafts
Track roller frame Monocoque, large section, durable construction
Rollers and idlers Lubricated track rollers
Lubricated tracks Parallel Link Undercarriage System (PLUS) with lubricated rotating bushings for extended system wear life and lower maintenance costs. Track tension is easily adjusted with grease gun.
Number of track rollers (each side) 8
Type of shoes (standard) Single grouser
Number of shoes (each side) 46
Grouser height 2.3" 57.5 mm
Shoe width (standard 34" 860 mm
Ground contact area 8,451 in² 54520 cm²
Ground pressure
(with dozer, ROPS canopy):		 4.87 psi 33.6 kPa
0.34 kgf/cm²
Track gauge  7'0" 2130 mm
Length of track on ground 10'5" 3161 mm
SERVICE REFILL CAPACITIES
Coolant 11.9 U.S. gal 45 ltr
Fuel tank 98.3 U.S. gal 372 ltr
Engine oil 7.2 U.S. gal 27 ltr
Hydraulic tank 26.7 U.S. gal 101 ltr
Final drive (each side) 2.2 U.S. gal 8.1 ltr
Operating Weight approximate
Tractor weight Including ROPS cab, U frame for power angle tilt dozer, rated capacity of lubricant, coolant, full fuel tank, operator, and standard equipment.
D61EX-23 39,264 lb 17810 kg
Operating weight: Including Power Angle Tilt dozer, ROPS cab, operator, standard equipment, rated capacity of lubricant, hydraulic control unit, coolant, and full fuel tank.
D61EX-23 39,441 lb 17890 kg
HYDRALIC SYSTEM
Closed-center Load Sensing System (CLSS) designed for precise and responsive control, and for efficient simultaneous operation.
Hydraulic control unit:
All spool control valves externally mounted remote to the hydraulic tank. Piston-type hydraulic pump with capacity (discharge flow) of 171 ltr/min / 45 U.S. gal/min at rated engine rpm.
Relief valve setting 3,974 psi 280 kg/cm²
27.4MPa
Hydraulic cylinders 3,974
Hydraulic cylinders: Number of cylinders Bore
Blade lift 2 4"
100 mm
Blade tilt 1 5"
120 mm
Blade angle 2 4"
100 mm
Hydraulic oil capacity (refilling):
Power angle tilt dozer 26.7 U.S. gal 101 ltr
Control valves:
3-spool control valve for Power Angle Tilt dozer
Positions:
Blade lift Raise, hold, lower, and float
Blade tilt Right, hold, and left
Blade angle Right, hold, and left
Additional control valve required for ripper
Positions:
Ripper lift Raise, hold, and lower

Komatsu Dozers D51EXi-22
D51EXi-22 Crawler Dozer

iMC (intelligent machine control) machines have the following advantages over dozers with external grade control systems.

Innovative
Automated operation from rough dozing to finish grade.

Intelligent
New dozing mode, load control performance features.

Integrated
Standard factory installed integrated system.

No Cables
No coiled cables between machine and blade.

No Climbing
GNSS antenna and mast removed from blade.

No Connections
No daily connections required between machine and blade.

Engine
Model Komatsu SAA6D107E-1*
Type 4-cycle, water-cooled, direct injection
Aspiration Turbocharged, air-to-air aftercooled
Number of cylinders 6
Bore x stroke 4.21" x 4.88" 107 mm x 124 mm
Piston displacement 408 in³ 6.69 ltr
Governor All-speed, electronic
Horsepower
SAE J1995 - Gross 133 HP 99 kW
ISO 9249 / SAE J1349 - Net 130 HP 97 kW
Rated rpm 2200 rpm
Fan drive type Hydraulic(reversible)
Lubrication system:
Method Gear pump, force lubrication
Filter Full-flow
*EPA Tier 3 emissions certified
Hydrostatic transmission
Dual-path, hydrostatic transmission provides infinite speed changes up to 9.0 km/h 5.6 mph. The variable capacity travel motors allow the operator to select the optimum speed to match specific jobs. Travel control lock lever and neutral switch.
Travel speed
(quick shift mode)		 Forward Reverse
1st 0–2.1 mph
0–3.4 km/h		 0–2.5 mph
0–4.1 km/h
2nd 0–3.5 mph
0–5.6 km/h		 0–4.0 mph
0–6.5 km/h
3rd 0–5.6 mph
0–9.0 km/h		 0–5.6 mph
0–9.0 km/h
Travel speed (variable mode) Forward Reverse
0–5.6 mph
0–9.0 km/h		 0–5.6 mph
0–9.0 km/h
FINAL DRIVE
Two-stage planetary gear integrated into axial piston travel motors. Compact in-shoe mount reduces risk of damage by debris. Bolt-on sprocket segments for easy replacement.
STEERING SYSTEM
Palm Command Control System (PCCS) joystick control for all directional movements. Pushing the joystick forward results in forward machine travel, while pulling it rearward reverses the machine. Simply tilt the joystick to the left or right to make a turn. Tilting the joystick fully to the left or right activates counter-rotation. Hydrostatic Transmission (HST) eliminates steering clutches and brakes, providing smooth powerful turns. Fully electronic control enables smooth control. The PCCS utilizes shift buttons to increase and decrease speed.

 
Minimum turning radius* 7'10" 2.39 m
As measured by track marks on the ground at pivot turn.

 

Undercarriage
Suspension Oscillating equalizer bar and pivot shaft
Track roller frame Monocoque, large section, durable construction
Rollers and idlers Lubricated track rollers
Lubricated tracks: Unique seals help prevent entry of foreign abrasive material into pin to bushing clearances for long service life.
Parallel Link Undercarriage System (PLUS) Increased component size and strength, and rotating bushing design provide extended wear life and lower maintenance.
Number of track rollers (each side) 7
Type of shoes (standard) Single grouser PLUS
Number of shoes (each side) 44
Grouser height 2.2" 56 mm
Shoe width (standard) 22" 560 mm
Ground contact area 4,752 in² 30643 cm²
Ground pressure
(with dozer, ROPS cab)		 5.76 psi 0.41 kgf/cm² / 39.7 kPa
Track gauge 5'10" 1790 mm
Length of track on ground 9'0" 2736 mm
SERVICE REFILL CAPACITIES
Coolant 9.3 U.S. gal 35 ltr
Fuel tank 71.3 U.S. gal 270 ltr
Engine oil 5.3 U.S. gal 20 ltr
Hydraulic tank 16.6 U.S. gal 63 ltr
Final drive (each side) 1.1 U.S. ga 4.0 ltr
Operating Weight
Tractor weight: Including ROPS cab, rated capacity of lubricant, coolant, full fuel tank, operator, and standard equipment.
D51EX-22 24,074 lb 10920 kg
Operating weight: Including power angle tilt dozer, ROPS cab, operator, standard equipment, rated capacity of lubricant, coolant, and full fuel tank.
D51EX-22 27,381 lb 12420 kg
hydraulic system
Closed-center Load Sensing System (CLSS) designed for precise and responsive control and for efficient simultaneous operation.
Hydraulic control unit:
All spool control valves externally mounted remote to the hydraulic tank. Piston-type hydraulic pump with capacity (discharge flow) of 99 ltr/min 26.2 U.S. gal/min at rated engine rpm.
Relief valve setting 3,983 psi 27.4 MPa / 280 kg/cm²
Hydraulic cylinders   Double-acting, piston type
Number of cylinders: Bore Bore
Blade lift / 2 3.54" 90 mm
Blade tilt / 1 3.94" 100 mm
Blade angle / 2 3.54" 90 mm
Hydraulic oil capacity (refilling):  
Power angle tilt dozer 16.6 U.S. gal l 63 ltr
Control valves:
3-spool control valve for power angle tilt dozer.
Positions:
Blade lift Raise, hold, lower, and float
Blade tilt   Right, hold, and left
Blade angle   Right, hold, and left
Additional control valve required for ripper
Positions:
Ripper lift  Raise, hold, and lower

Komatsu Dozer D155AX-8
D155AX-8
The new Tier 4 Final D155AX-8 dozer incorporates well proven Komatsu engine emissions technology that does not interfere with daily operation. Class leading engine horsepower, large capacity Sigmadozer blade and automatic lockup torque converter efficiently move massive amounts of material while using less fuel than prior model. The operator cab is loaded with features to help maintain operator comfort during the work day.

Engine
Model Komatsu SAA6D140E-7*
Type 4-cycle, water-cooled, direct injection
Aspiration 100 in³ Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Number of cylinders 6
Bore x stroke 140 mm x 165 mm 5.51" x 6.50"
Piston displacement 15.24 ltr 930 in³
Governor Mid-range, electronic
Horsepower :
SAE J1995 - Gross 268 kW 360 HP
ISO 9249 / SAE J1349* - Net 264 kW 354 HP
Rated rpm 1900 rpm
Fan drive type Hydraulic
Lubrication system :
Method Gear pump, force lubrication
Filter Full-flow
*Net horsepower at the maximum speed of radiator cooling fan: 239 kW 320 HP
**EPA Tier 4 Final emissions certified
TORQFLOW Transmission
Komatsu's automatic TORQFLOW transmission consists of a water-cooled, 3-element, 1-stage, 1-phase, torque converter with lockup clutch, and a planetary gear, multipledisc clutch transmission which is hydraulically actuated and force-lubricated for optimum heat dissipation. Equipped with gearshift lock lever and neutral safety switch.
Travel speed:
1st Gear forward 3.8 km/h 2.4 mph
1st Gear reverse 4.6 km/h 2.9 mph
2nd Gear forward 5.6 km/h 3.5 mph
2nd Gear reverse 6.8 km/h 4.2 mph
3rd L Gear forward 7.5 km/h 4.7 mph
3rd L Gear reverse 9.2 km/h 5.7 mph
3rd Gear forward 11.6 km/h 7.2 mph
3rd Gear reverse 14.0 km/h 8.7 mph
Final Drive
Double-reduction, spur and planetary final drives increase tractive effort. Segmented sprockets are bolt-on for easy in-the-field replacement.
Steering System
PCCS lever controls for all directional movements. Pushing the PCCS lever forward results in forward machine travel, while pulling it rearward reverses the machine. Simply tilt the PCCS lever to the left to make a left turn. Tilt it to the right for a right turn.

Hydrostatic steering system (HSS) is powered by steering planetary units and an independent hydraulic pump and motor. Counter-rotation turns are also available. Wet, multiple-disc, pedal-controlled service brakes are spring-actuated and hydraulically released. Gearshift lock lever also applies parking brakes.
Minimum turning radius 2.14 m 7'0"
Undercarriage
Suspension: Oscillation-type with equalizer bar and forward mounted pivot shafts

Track roller frame: Monocoque, high-tensilestrength steel construction

K-Bogie undercarriage
Lubricated track rollers are resiliently mounted the track frame with a bogie suspension system whose oscillating motion is cushioned by rubber pads.

Track shoes
Lubricated tracks. Unique dust seals for preventing entry of foreign abrasives into pin-to-bushing clearance for extended service. Track tension easily adjusted with grease gun.
Number of shoes (each side) 42
Grouser height 80 mm 3.1"
Shoe width (standard/maximum) 24" / 28" 610 mm / 710 mm
Ground contact area 39955 cm² 6,193 in²
Ground pressure (tractor only) 80.3 kPa / 0.82 kg/cm² 11.6 psi
Service Refill Capacities
Fuel tank 625 ltr 165 U.S. gal
Coolant 104 ltr 27.5 U.S. gal
Engine oil 37 ltr 9.8 U.S. gal
Damper 1.5 ltr 0.4 U.S. gal
Transmission, bevel gear, and steering system 90 ltr 23.8 U.S. gal
Final drive (each side) 31 ltr 8.2 U.S. gal
DEF tank 39 ltr 10.3 U.S. gal
Hydraulic oil capacity 95 ltr 25.1 U.S. gal
Operating Weight
Tractor weight
Including rated capacity of lubricant, coolant, full fuel tank, operator, and standard equipment (including ROPS cab).		 632700 kg 72,100 lb
Operating weight
Including strengthened SIGMADOZER, giant ripper, ROPS cab, operator, standard equipment, rated capacity of lubricant, coolant, and full fuel tank.		 40500 kg 89,300 lb
Ground pressure 99.5 kPa / 1.01 kg/cm² 14.4 psi
Hydraulic System
Closed-center load sensing system (CLSS) designed for precise and responsive control, and for efficient simultaneous operation.

Hydraulic control unit:
All spool control valves externally mounted beside the hydraulic tank.

Variable piston pump with capacity (discharge flow) of 325 L/min 85.9 U.S. gal for steering and 180 L/min 47.6 U.S. gal for implement at rated engine rpm.

Relief valve setting
. . . for implement 27.5 MPa 280 kg/cm² 3,980 psi
. . . for steering 38.2 MPa 390 kg/cm² 5,550 psi
Control valves:
Spool control valve for SIGMADOZER®, Semi-U tilt dozer and Full-U
Positions: Blade lift Raise, hold, lower, and float
Blade tilt Right, hold, and left
Additional control valve required for variable digging angle multi-shank ripper and giant ripper.
Positions: Ripper lift Raise, hold, and lower
Ripper tilt Increase, hold, and decrease
Hydraulic cylinders Double-acting, piston
Number of cylinders Bore Bore
Blade Lift / 2 110 mm 4.33"
Blade Tilt (Dual tilt) / 2 160 mm 6.30"
Blade Tilt (Single Tilt) / 1 160 mm 6.30"
Ripper Lift 180 mm 7.09"
Ripper Tilt / 1 200 mm 7.87"
Hydraulic oil capacity (refill):
SIGMADOZER 95 ltr 25.1 U.S. gal
Semi-U dozer 95 ltr 25.1 U.S. gal
Full-U dozer 95 ltr 25.1 U.S. gal
Ripper equipment (additional volume):
Multi-shank ripper 37 ltr 9.8 U.S. gal
Giant ripper 37 ltr 9.8 U.S. gal

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