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Tractor detail

John Deere 8120

Specs are assembled from available database fields and should be verified against the exact tractor before purchase.

farm2002 - 2005Ended

Data source & freshness

Last updated
May 10, 2026

Verify specs with the seller, dealer, or manufacturer before buying.

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Engine power230 hp
PTO power170 hp
Weight19100 - 22450 lbs
Displacement496.00 ci / 8.100 L
Transmissionfull power shift
Built inWaterloo, Iowa, USA

Overview

Manufacturer: John Deere

Model: 8120

Series: Not available

Type: farm

Subtype: Row-Crop tractor

Production status: Ended

Production years: 2002 - 2005

Built in: Waterloo, Iowa, USA

Model Specs

Weight range: 19100 - 22450 lbs

Fuel tank: Not available / Not available

DEF capacity: Not available / Not available

Engine

Power: 230 hp

Fuel type: diesel

Cylinders: 6

Displacement: 496.00 ci / 8.100 L

Torque: Not available / Not available

Torque RPM: Not available

Dimensions & Weight

Operating weight: Not available

Length: 533 cm

Width: Not available

Height: Not available

Height (ROPS): Not available

Height (cab): 305 cm

Wheelbase: Not available

Ground clearance: Not available

Front tire: 11.00-24

Rear tire: 480/80R46

Transmission

Type: full power shift

Name: John Deere PowerShift

Gears: 16 forward and 4 reverse

Forward gears: 16

Reverse gears: 4

Ranges: Not available

PTO

Claimed power: 170 hp / 126.8 kW

Rear PTO type: independent

Rear PTO clutch: hydraulic wet discs

Rear PTO shaft: 540/1000 (1.375 optional)

Rear PTO RPM: 540@1975 | 1000@2200

Front PTO type: Not available

Front PTO clutch: Not available

Front PTO shaft: Not available

Front PTO RPM: Not available

Hitch

Rear type: III,IIIN

Rear lift: 12300 lbs / 5579 kg

Front hitch: IIIN

Front lift: 11000 lbs / 4989 kg

Hydraulics

Pump flow: Not available / Not available

Total flow: 33.5 gpm / 126.8 lpm

Rear valves: Not available

Mid valves: Not available

System: type: closed center pressure-flow compensated (PFC); pressure: 2900 psi | 200.0 bar; total flow: 33.5 gpm | 126.8 lpm; scv flow: 30 gpm | 113.6 lpm

Mechanical

Drive: 2WD or 4WD

Final drives: Not available

Differential lock: Not available

Steering: hydrostatic power

Brakes: Hydraulic wet disc brakes

Cab: Cab standard.

Electrical

Ground: negative

Charging system: alternator

Charging amps: 150 A

Battery volts: 12 V