Full Specifications
CHALLENGER 55 POWER
Drawbar (claimed)
191 hp/142.4 kW
PTO (claimed)
225 hp/167.8 kW
ENGINE DETAIL
Description
Caterpillar 3126/turbocharged diesel/6-cylinder/liquid-cooled
Displacement
442 ci/7.2 L
Bore/Stroke
4.33x5.00 inches/110 x 127 mm
Rated RPM
2100
Starter volts
12
Coolant capacity
34.4 qts/32.6 L
CHALLENGER 55 ENGINE
Description
Caterpillar 7.2L 6-cyl diesel
Fuel tank
125 gal/473.1 L
TRANSMISSIONS OVERVIEW
Description
16-speed full power shift/32-speed creeper
TRANSMISSION 1
Type
full power shift
Gears
16 forward and 9 reverse
TRANSMISSION 2
Type
creeper
Gears
32 forward and 18 reverse
MECHANICAL
Chassis
crawler
Steering
differential power
Brakes
wet disc
Cab
Cab standard with air-conditioning.
Transmissions
16-speed full power shift/32-speed creeper
HYDRAULICS
Type
variable-displacement load-sensing pressure-compensated
Pressure
2750 psi/189.6 bar
Valves
3 or 4
Pump flow
31.2 gpm/118.1 lpm/55 gpm/208.2 lpm .
TRACTOR HITCH
Rear Type
III/II
Control
draft control
Rear lift
12500 lbs/5670 kg/15000 lbs/6804 kg .
POWER TAKE-OFF (PTO)
Rear PTO
independent
Clutch
electro-hydraulic wet disc
Rear RPM
1000 (1.75)
Engine RPM
1000@1900
CHALLENGER 55 TRACKS
Size
18-inch track
Option
16-inch track/20-inch track/25-inch track/32-inch track
DIMENSIONS
Wheelbase
86 inches/218 cm
Length
211 inches/535 cm
Width
91 inches/231 cm
Height (cab)
120 inches/304 cm
Height (exhaust)
125 inches/317 cm
Weight
26000 lbs/11793 kg
Gauge
60/68/72/76/80/88/90 inches/152/172/182/193/203/223/228 cm
DIMENSIONS & TRACKS
Wheelbase
86 inches/218 cm
Weight
26000 lbs/11793 kg
Description
18-inch track
ELECTRICAL
Ground
negative
Charging system
alternator
Battery volts
12
.png)
