8100Self-Propelled Forage Harvesters

  • Max. Power: 279 kW (380 hp)
  • Cutterhead housing width: 686 mm
  • Length of cut with 40 knives: 7-26 mm in 1 mm steps
  • Length of cut with 56 knives: 5-19 mm in 1 mm steps

Reliability, cutting performance and cost of operation are the three most important factors when choosing a new forager. Better reliability means more uptime. Precision cutting brings more value to your customers. And lower cost of operation delivers more profitability. Only the 8000 Series gives your business more.


John Deere


Self-Propelled Forage Harvesters

Key Specs

9 L
549 cu in.
Europe: 6090HZ014
North America: 6090HZ015
In line six
Fuel systemCommon rail plus four valves
Fuel tank capacity1100 L
290.6 U.S. gal.
DEF tank capacity ( for FT4 or EU Stage V emission level)43 L
11.4 U.S. gal.
Hand wash tank capacity20 L
5.3 U.S. gal.

Engine power

Maximum power at 1900 rpm279 kW
380 PS / 375 hp
Rated power at 2100 rpm251 kW
340 PS / 337 hp
Fuel tank capacity1100 L
290.6 U.S. gal.
DEF tank capacity ( for FT4 or EU Stage V emission level)43 L
11.4 U.S. gal.


ManufacturerJohn Deere
ModelEurope: 6090HZ014
North America: 6090HZ015
Displacement9 L
549 cu in.
CylindersIn line six
Speed on road1400-2100 rpm
Engine/ground speed managementOptional
Fuel systemCommon rail plus four valves
Cooling fan driveDirect


HydraulicsLoad sensing
Crop harvesting unitHarvest channel standard
Crop flow componentsLow-friction crop-flow concept
Main clutchDry clutch
Number of discsOne disc
Main drivebandReinforced with Kevlar inserts
Belt tensioningActive, hydraulic pressure
Main driveband, polybelt beltsSix belts

Electrical system/Electrical and hydraulic system

Type/voltage12 V
Batteries/battery quantity/capacity1 x 174 amp-hr
Alternator200 amp
Hydraulic system capacity50 L
13.2 U.S. gal.

Ground drive

TypeStandard - hydrostatic, 3-speed manual shift
Optional - Prodrive, autoshift transmission
Differential lockManual or automatic (optional comes with ProDrive)
Maximum transport speedHydrostatic transmission - 20 / 25 / 30 km/h
12.4 / 15.5 / 18.6 mph
ProDrive transmission - 20 / 25 / 30 / 40 km/h
12.4 / 15.5 / 18.6 / 24.9 mph
Rear axle typeHydro-mechanical 4WD
Automatic wet brake systemStandard with ProDrive transmission
Engine rpm - ManagementStandard with ProDrive transmission


Tilt and extend steering columnStandard
Air conditioning and heaterStandard - ClimaTrak
Cool boxOptional
Trainee seatStandard
Leather seat optional
Hectare counterStandard
Operator information systemCornerpost display
Armrest display (Touchscreen)
Side rail display (Touchscreen) optional
CAN-BUS electronicsStandard
Operator's seatAir-suspension seat optional
Leather seat optional
Side window wiperRear and side window wiper optional
Parallel-type windscreen wiper
Electric adjust and heatedOptional on rear view mirrors
Rear view mirrorsStandard
Hand wash tank capacity20 L
5.3 U.S. gal.

Machine management solutions

Yield monitoringHarvest Monitor optional
DocumentationHarvest Doc optional
Crop analysisHarvestLab 3000 optional
Length-of-cut control based on crop parameterAutoLOC optional with HarvestLab 3000
Satellite (GPS) assisted steeringAutoTrac or Manual RowSense optional

Crop-harvesting units

Header height controlAdvanced header control (AHC) optional
Grass pick-ups (transport width)3.0, 4.0, 4.5 m
9.8, 13.1, 14.8 ft
Standard or Premium Line
Maize or corn headers300plus and 400plus Series Rotary Harvesting Units
DrivelineInfinitely variable header drive
Optional dual header drive for grass pick-up
Header connectionMulti-coupler for hydraulic and electric
Auto PTO coupler optional
Width660 mm
25.98 in.
RangeRange at 1100 rpm -
40 knives: 7-26 mm (0.275-1.0 in.) LOC / 1 mm (0.04 in.) steps
48 knives: 6-22 mm (0.24-0.87 in.) LOC / 1 mm (0.04 in.) steps
56 knives: 5-19 mm (0.20-0.75 in.) LOC / 1 mm (0.04 in.) steps

Feeding system/Feedrolls

Feed roll frame openingSwing away, 37-45 degree (angle)
Metal detectorStandard
Stone detector is optional
Width, front660 mm
26 in.
Standard feed roll driveHydro feedroll drive IVLOC standard


Cutterhead housing width686 mm
27 in.
Knife drum width680 mm
26.8 in.
Knife drum diameter670 mm
26.38 in.
Speed at rated engine speed40, 48 or 56 knives - 1100 rpm
Knife types available (crop)Straight - grass
Curved - corn
Number of knives40 / 48 / 56
Shear bar, reversibleGrass, corn, or Dura Line Plus
Shear bar adjustFine shearbar adjust
Quick shearbar adjust

Knife sharpening system

Reverse rotationYes
Automatic from cabRemote from cab
Reverse driveStandard
Reverse speed350 rpm
Sharpening modesGrinding and finishing

Kernel processor

TypePremium KP (8100-8600)
XStream KP (8300-8600)
Quick-changeStandard quick-change swing mechanism
Quick KP removalCrane with remote-controlled electric hoist

John Deere Premium KP

HousingStandard KP housing
Roll diameter240 mm
9.45 in.
Speed differential / Roll speed (lower)32 percent
Optional 40 percent
Maize, roll teeth number (speed differential)118
Wholecrop, roll teeth number (speed differential)178
Available KP rollsStandard sawtooth
Duraline sawtooth
Whole crop

Blower/Crop accelerator

Rotor diameter/housing widthRotor diameter - 560 mm
22 in.
Housing width - 540 mm
21.3 in.
Number of blades10 paddles
Speed (option)1800 rpm


Rotation, degrees210 degree (angle)
Hydraulic height positionHydraulic raise and lower standard
Automatic spout positioning optional
Double-cap deflectionStandard


Rotary radiator screen cleanerStandard
Automatic lubrication systemOptional


With front tyres710/70R42
With rear tyres620/60R30
Transport length (without header)6.5 m
21.4 ft
Transport width (without header)3-3.5 m
9.84-11.5 ft
Transport height (to cab roof)3.89 m
12.75 ft
Working height (maximum)Height to spout - 6.60 m
21.65 ft
8100 undefined Co. Down, Lisburn, Co. Down, Northern Ireland undefined Johnston Gilpin & Co. Ltd.