Head to head · Four-Wheel Drive

John Deere 7520 (1972-1975) vs John Deere 8870

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John DeereModel A

John Deere 7520 (1972-1975)

Four-Wheel Drive

power
175 hp
displacement
531 ci
Cylinders
6
Forward gears
16
Full 7520 (1972-1975) specs
John Deere 8870 Tractor
John DeereModel B

John Deere 8870

Four-Wheel Drive

power
350 hp
displacement
619 ci
Cylinders
6
Forward gears
24
Full 8870 specs
John DeereJohn Deere 7520 (1972-1975)
vs
John DeereJohn Deere 8870

How they compare

Headline specs vs. the whole Four-Wheel Drive

n = 104–162

Engine Power

▲ 8870 higher · +175 hp (+100%)
7520 (1972-1975)175 hp
8870350 hp
Median Four-Wheel Drive Tractor375 hp

7520 (1972-1975) is in the 5th percentile; 8870 is in the 41st · 162 models

Engine Displacement

▲ 8870 higher · +88 ci (+17%)
7520 (1972-1975)531 ci
8870619 ci
Median Four-Wheel Drive Tractor826 ci

7520 (1972-1975) is in the 12th percentile; 8870 is in the 20th · 152 models

Cylinders

= Effectively tied
7520 (1972-1975)6
88706
Median Four-Wheel Drive Tractor6

7520 (1972-1975) is in the 50th percentile; 8870 is in the 50th · 159 models

Forward Gears

▲ 8870 higher · +8 (+50%)
7520 (1972-1975)16
887024
Median Four-Wheel Drive Tractor16

7520 (1972-1975) is in the 50th percentile; 8870 is in the 98th · 146 models

7520 (1972-1975) (A)8870 (B)Median Four-Wheel Drive Tractor

Full comparison

Every spec, side by side

General Information

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
ManufacturerJohn DeereJohn DeereSame
Model7520 (1972-1975)8870—
CategoryFour-Wheel DriveFour-Wheel DriveSame

Engine

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
ManufacturerJohn DeereJohn DeereSame
Power Output175hp350hp▲ 8870+175 hp · +100%
Rated RPM2,100RPM2,100RPMSame
Cylinders66Same
Displacement531ci619ci▲ 8870+88 ci · +17%
Bore4.8in5.1in▲ 8870+0.3 in · +6%
Stroke5in5inSame

Transmission

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
TypePartially synchronizedPowersync Diesel 12 and 24 Speeds—

Dimensions & Weight

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
Length220in269in▲ 8870+49 in · +22%
Width95.7inNot recorded—
Height123inNot recorded—
Operating Weight16,800lb35,130lb▲ 8870+18,330 lb · +109%

Hydraulics

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
System TypeClosed centerClosed center pressure compensated—
Steering TypeHydrostatic powerHydrostatic powerSame

Power Take-off (PTO)

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
TypeTransmissionIndependent (optional)—
Speed 11,000rpm1,000rpmSame

Hitch & Towing

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
Hitch TypeNot recorded3-point hitch—
Hitch CategoryCategory 3Category 3Same
Hitch PositionNot recordedRear—
Hitch CapacityNot recorded14,980lb—

Chassis & Drive

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
Chassis Type4x4 articulated 4WD4x4 articulated 4WDSame
Drive Type4WD4WDSame
Steering TypeHydrostatic powerHydrostatic powerSame
Brake TypeIntegral hydraulic wet discHydraulic wet discs—

Electrical

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
Starter TypeElectricElectricSame

Capacities

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
Coolant10gal14.5gal▲ 8870+4.5 gal · +45%

Operator Station

SpecJohn Deere 7520 (1972-1975)John Deere 8870Difference
TypeCabSound-Gard cab (standard)—

Category context

Both models against the field

Engine Power

median 375 hp
A · 5th percentile (175 hp)B · 41st percentile (350 hp)

Engine Displacement

median 826 ci
A · 12th percentile (531 ci)B · 20th percentile (619 ci)

Cylinders

median 6
A · 50th percentile (6)B · 50th percentile (6)

Forward Gears

median 16
A · 50th percentile (16)B · 98th percentile (24)

Operating Weight

median 37,428 lb
A · 5th percentile (16,800 lb)B · 43rd percentile (35,130 lb)
A · 7520 (1972-1975)B · 8870Median Four-Wheel Drive Tractor
Full spec pageJohn Deere 7520 (1972-1975)Full spec pageJohn Deere 8870