Tractor · 1972Unverified
John Deere 7520
John Deere 7520 — Four-wheel Drive (4WD) tractor · 176 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
176 hp
Max power
119.7 kW
Weight
16790 to 22320 pounds
Hover a source tag to verify
Overview
ManufacturerJohn DeereReference
Four-wheel Drive (4WD) tractorReference
Built in Waterloo, Iowa, USAReference
Total built4,661Reference
Original price was $26,400 in 1975Reference
Four-wheel driveReference
Steeringhydrostatic powerReference
Integral hydraulic wet disc brakesReference
Cab standard. Air-conditioning optional.Reference
Engine
John Deere 8.7L 6-cyl dieselReference
Drawbar (claimed)119.3 kWReference
Drawbar (tested)119.7 kWReference
John DeereReference
turbocharged intercooled dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement8.7 LReference
Bore/Stroke121 x 127 mmReference
Fuel systemdirect injectionReference
Air cleaneraspirator and dual paper elementsReference
Compression15.4:1Reference
Rated RPM2100Reference
Operating RPM1500-2100Reference
Firing order1-5-3-6-2-4Reference
Starter volts12Reference
Oil capacity24.6 LReference
Coolant capacity37.9 LReference
Intake valve clearance0.457 mmReference
Exhaust valve clearance0.711 mmReference
Power at rated engine speed131.1 kWReference
Max power119.7 kWReference
Transmission
8-speed partially synchronizedReference
16-speed partially synchronizedReference
TransmissionSyncro-RangeReference
Typepartially synchronizedReference
Gears8 forward and 2 reverseReference
Oil capacity71.9 LReference
TransmissionSyncro-Range Hi-LoReference
Gears16 forward and 4 reverseReference
Eight-speed Deere Synchro-Range transmission with added high and low gears.Reference
PTO & Hydraulics
PTO (claimed)130.5 kWReference
PTO (tested)131.1 kWReference
Hydraulic system71.9 LReference
Typeclosed centerReference
Capacity71.9 LReference
Pressure155.1 barReference
Pump flow79.5 lpmReference
Rear PTOtransmissionReference
Rear PTO Type1000Reference
Capacities
Fuel590.5 LReference
Dimensions
Wheelbase304 cmReference
Weight16790 to 22320 poundsReference
Front tire18.4-34Reference
Rear tire18.4-34Reference
Ag front18.4-34Reference
Ag rear18.4-34Reference
Ag front23.1-30Reference
Ag rear23.1-30Reference
Length558 cmReference
Width243 cmReference
Height (cab)312 cmReference
Height (cab)332 cmReference
Shipping weight7615 kgReference
Operating weight10124 kgReference
7520 Serial Number Location
Serial number plate on the rear of the tractor, above the PTO.Reference
7520 Serial Numbers
19721000Reference
19731615Reference
19743054Reference
19754999Reference
Final5705Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps55Reference
Charging amps72Reference
Charging volts12Reference
Batteries2Reference
Battery volts6Reference
Battery AH204Reference
Test results
Diesel 16-speed 4WDMay 25 - June 6, 1972Link: Nebraska Tractor Test 1101 fileReference
PTO performanceReference
Fuel use43.9 l/hourReference
Drawbar performanceReference
Fuel use44.3 l/hourReference
Gear 4-Lo used for power test.Reference
Max pull10213 kgReference
Gear 1-Hi 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.