Tractor · 1991Unverified
Challenger 75
Challenger 75 — Agricultural Crawler tractor · 281 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
281 hp
Max power
225.1 kW
Weight
15590 kg
Hover a source tag to verify
Overview
ManufacturerChallenger (a part of Caterpillar)Reference
Agricultural Crawler tractorReference
DrivecrawlerReference
Steeringhydrostatic differential steeringReference
Hydraulic caliper disc brakesReference
Cab standardReference
Engine
Caterpillar 10.3L 6-cyl dieselReference
Fuel tank832.7 LReference
Engine242.4 kWReference
Drawbar (claimed)193.9 kWReference
Drawbar (tested)187.2 kWReference
CaterpillarReference
turbocharged dieselReference
6-cylinderReference
liquid-cooledReference
Displacement10.3 LReference
Bore/Stroke125 x 140 mmReference
Power242.4 kWReference
Compression16:1Reference
Rated RPM2100Reference
Starter volts12Reference
Coolant capacity41.6 LReference
Max power225.1 kWReference
Power at rated engine speed209.8 kWReference
Max power187.2 kWReference
Transmission
10-speed full power shiftReference
Typefull power shiftReference
Gears10 forward and 2 reverseReference
PTO & Hydraulics
PTO (claimed)209.5 kWReference
PTO (tested)225.1 kWReference
TypeclosedReference
Valves4Reference
Pump flow98.4 lpmReference
Rear TypeIII,IVReference
Rear PTO Type1000Reference
Power at rated PTO speed212.9 kWReference
Dimensions
Wheelbase269 cmReference
Weight15590 kgReference
27.5-inch tracksReference
Operating weight15590 kgReference
Challenger 75 Tracks
Width69 cmReference
Length on ground271 cmReference
Area on ground3.8 m²Reference
Ground pressure0.4 barReference
Width62 cmReference
Width90 cmReference
Test results
Diesel 10-speed crawlerOctober 4 - 11, 1991Link: OCED Tractor Test 1654 fileReference
PTO performanceReference
Fuel use61.3 l/hourReference
Fuel use59.0 l/hourReference
Fuel use59.4 l/hourReference
Drawbar performanceReference
Gear 3 used for power test.Reference
Max pull15562 kgReference
Gear 1 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.