Filter
Top Products
444K
18
19
Engine 444K Z-BAR / HIGH-LIFT / POWERLLEL™
Manufacturer and Model John Deere PowerTech™ PVX 4045 John Deere PowerTech™ E 4045H
Non-Road Emission Standard EPA Interim Tier 4/EU Stage IIIB EPA Tier 3/EU Stage IIIA
Cylinders 4 4
Valves Per Cylinder 4 2
Displacement 4.5 L (276 cu. in.) 4.5 L (276 cu. in.)
Net Peak Power at 2,100 rpm (ISO 9249) 92 kW (124 hp) 95 kW (128 hp)
Net Peak Torque at 1,400 rpm (ISO 9249) 507 Nm (374 lb.-ft.) 515 Nm (380 lb.-ft.)
Net Torque Rise 34% 36%
Fuel System (electronically controlled) High-pressure common rail High-pressure common rail
Lubrication Full-Ơow spin-on Ɵlter and integral cooler Full-Ơow spin-on Ɵlter and integral cooler
Aspiration Turbocharged, charge air cooled Turbocharged, charge air cooled
Air Cleaner Under-hood, dual-element dry type, restriction
indicator in cab monitor for service
Under-hood, dual-element dry type, restriction
indicator in cab monitor for service
Fan Drive Hydraulically driven, proportionally controlled, fan
aft of coolers
Hydraulically driven, proportionally controlled, fan
aft of coolers
Electrical System 24 volt with 100-amp (130-amp optional) alternator 24 volt with 80-amp (100-amp optional) alternator
Batteries (2 – 12 volt) 950 CCA (each) 950 CCA (each)
Transmission System
Type Countershaft-type PowerShift™
Torque Converter Single stage, single phase
Shift Control Electronically modulated, adaptive, load and speed dependent
Operator Interface Steering-column or joystick-mounted F-N-R and gear-select lever; kick-down button on hydraulic lever
Shift Modes Manual/auto (1st–D or 2nd–D); quick-shift button with 2 selectable modes: kick-down or kick-up/down;
and 3 adjustable clutch-cutoff settings
Maximum Travel Speeds (with 17.5 R 25 tires) Forward Reverse
Range 1 7.3 km/h (4.5 mph) 7.6 km/h (4.7 mph)
Range 2 12.1 km/h (7.5 mph) 13.0 km/h (8.1 mph)
Range 3 23.1 km/h (14.4 mph) 25.3 km/h (15.7 mph)
Range 4 36.0 km/h (22.4 mph) N/A
Axles/Brakes
Final Drives Heavy-duty inboard-mounted planetary
Differentials Hydraulic locking front with conventional rear – standard; dual locking front and rear – optional
Rear Axle Oscillation, Stop to Stop (with 17.5 R 25 tires) 24 deg. (12 deg. each direction)
Service Brakes (conform to ISO 3450) Hydraulically actuated, midboard Ɵnal-drive carrier mounted, oil cooled, self-adjusting retractors, multi disc
Parking Brakes (conform to ISO 3450) Automatic spring applied, hydraulically released, driveline mounted, oil cooled, multi disc
Tires/Wheels
(see page 22 for complete tire adjustments)
Tread Width Width Over Tires
Michelin 17.5 R 25, 1 Star L-3 1900 mm (74.8 in.) 2415 mm (95.1 in.)
Serviceability
ReƟll Capacities EPA IT4/EU Stage IIIB EPA Tier 3/EU Stage IIIA
Fuel Tank (with ground-level fueling) 242 L (64 gal.) 242 L (64 gal.)
Cooling System 21 L (22 qt.) 19 L (20 qt.)
Engine Oil with Vertical Spin-On Filter 14.5 L (15.3 qt.) 17.5 L (18.5 qt.)
Transmission Fluid with Vertical Filter 18.5 L (19.5 qt.) 18.5 L (19.5 qt.)
Axle Oil (front and rear, each) 22 L (23 qt.) 22 L (23 qt.)
Hydraulic Reservoir and Filter 91 L (24 gal.) 91 L (24 gal.)
Park Brake Oil (wet disc) 0.3 L (10 oz.) 0.3 L (10 oz.)
Hydraulic System/Steering
Pump (loader and steering) Variable-displacement, axial-piston pump; closed-center, pressure-compensating system
Maximum Rated Flow at 6895 kPa (1,000 psi) and
2,350 rpm
140 L/m (37 gpm)
System Relief Pressure (loader and steering) 24 821 kPa (3,600 psi)
Loader Controls 2-function valve; joystick control or Ɵngertip controls; hydraulic-function enable/disable; optional 3rd- and
4th-function valve with auxiliary lever
Steering (conforms to ISO 5010)
Type Power, fully hydraulic
Articulation Angle 80-deg. arc (40 deg. each direction)
Turning Radius (measured to centerline of outside tire) 4.74 m (15 ft. 7 in.)