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Tractor · 2014Unverified

New Holland T9.645

Name: New Holland T9.645
Brand: New Holland

New Holland T9.645 — T9 Series · 580 hp. Reference specifications; pending source verification.

The New Holland T9.645 is a 580 hp tractor, categorised as a high-power model within its class. It was produced from 2014 to 2023. The tractor features a 6-cylinder turbocharged diesel liquid-cooled engine, paired with four-wheel drive and a hydrostatic transmission. Its operating weight is specified as 19,979 kg, making it suitable for large-scale operations covering over 1,500 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

580 hp

Max power

402.9 kW

Weight

19979 kg

Catalogue coverage

Variants represented

Richest spec table

96 rows

Recorded power

580 hp

Recorded weight

19979 kg

Transmissions

17-speed full power shift

Production years

2014-2023

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerNew Holland (a part of CNH)Reference

Four-wheel Drive (4WD) tractorReference

Built in Fargo, North Dakota, USAReference

Four-wheel driveReference

Steeringhydrostatic power articulatedReference

Wet disc brakesReference

Trailer brakeshydraulicReference

Cab standard with air-condioning. Optional Comfort Ride cab suspension. ISOBUS compliant; Intelliview IV; IntelliSteerReference

Variants

T9.645wheeledReference

T9.645 SmartTraxcrawlerReference

Steiger 580similar CaseIH modelReference

Engine

FPT 12.9L 6-cyl dieselReference

Fuel tank1816.8 LReference

Exhaust fluid (DEF)249.8 LReference

Engine (gross)432.5 kWReference

Engine (max)475.8 kWReference

Drawbar (tested)369.3 kWReference

FPT Cursor 13 TSTReference

two-stage turbocharged inter-cooled and aftercooled dieselReference

6-cylinder 24-valveReference

liquid-cooledReference

Displacement12.9 LReference

Bore/Stroke135 x 150 mmReference

EmissionsTier IVReference

Emission controlselective catalytic reduction with diesel oxidation catalystReference

Rated Power (gross)432.5 kWReference

Maximum Power (gross)475.8 kWReference

Fuel systemelectronic direct-injection high pressure common railReference

Cooling systemhydraulic fan driveReference

Rated RPM2100Reference

Torque2756.7 NmReference

Torque RPM1400Reference

StarterelectricReference

Starter volts24Reference

Max power402.9 kWReference

Power at rated engine speed356.0 kWReference

Max power369.3 kWReference

Transmission

17-speed full power shiftReference

TransmissionUltra CommandReference

Typefull power shiftReference

Gears17 forward and 2 reverseReference

PTO & Hydraulics

PTO (claimed)352.7 kWReference

PTO (tested)402.9 kWReference

Typeclosed center load sensing (CCLS)Reference

Valves4 to 8Reference

Standard Pump flow159.0 lpmReference

High-Flow Pump flow215.7 lpmReference

MegaFlow Pump flow427.7 lpmReference

Rear TypeIVNReference

Controlposition controlReference

Rear lift (at 24"/610mm)8900 kgReference

Rear Armsadjustable link endsReference

DrawbarCat. 4Reference

DrawbarCat. 5Reference

Rear PTOindependentReference

Rear PTO Type1000 (1.75)Reference

Engine RPM1000@1811Reference

Power at rated PTO speed399.6 kWReference

Dimensions

Wheelbase391 cmReference

Weight19979 kgReference

Front tire710/70Reference

Rear tire710/70Reference

Ag front710/70 R42Reference

Ag rear710/70 R42Reference

Length749 cmReference

Width304 cmReference

Height (cab)396 cmReference

Shipping weight19979 kgReference

Max weight29937 kgReference

Front axle139 by 3048 mmReference

Bar rear axle139 by 3048 mmReference

T9.645 Serial Numbers

2014ZDFxxxxxxReference

2015ZEFxxxxxxReference

2016ZFFxxxxxxReference

2017ZGFxxxxxxReference

2018ZHFxxxxxxReference

2019ZJFxxxxxxReference

2020ZKFxxxxxxReference

2021ZLFxxxxxxReference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps200Reference

Batteries2Reference

Battery CCA1000Reference

Battery volts12Reference

Test results

Diesel 16-speed 4WDOctober 6 - 11, 2016Link: OCED Tractor Test 2162A fileReference

PTO performanceReference

Fuel use105.6 l/hourReference

Fuel use98.4 l/hourReference

Fuel use103.3 l/hourReference

Drawbar performanceReference

Fuel use107.1 l/hourReference

Gear 5 used for power test.Reference

Max pull24754 kgReference

Gear 2 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.

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