John Deere Z945M EFI ZTrak™ Zero-Turn Mower

  • 7-Iron™ PRO Mowing deck
  • Mulch On Demand Available
  • Electronic Fuel Injection
  • Gasoline Engine


+ Powerful 27-hp (20.1-kW), commercial-grade, electronically-fuel-injected engine delivers class-leading performance and efficiency

+ Durable hydrostatic drive train that delivers better cooling and provides easy access

+ Three seat choices with ComfortGlide™ fore/aft suspension offer exceptional operator comfort

+ Easy-to-operate height-of-cut adjustment enables on-the-go changes

+ Durable 7-Iron™ PRO decks pressed from a single piece of steel

+ Spindle assembly provides greater performance and reliability

+ Available Mulch On Demand™ deck

+ Michelin® X® Tweel® Turf airless radial tire technology for ZTrak™ Mowers eliminates downtime and reduces cost of operation

+ Mower is easy to service with many accessible components

+ Three-year, bumper-to-bumper warranty

Key Specs

Engine Manufacturer/model ECV850 EFI
Engine Power Gross at 3,600 rpm: 27 hp
20.1 kW
Fuel tank capacity 11.5 U.S. gal.
13.5 L
Mower deck Size 60 in.
152 cm
Blade tip speed Approximately 18,000 fpm
5,486 m/min
Transmission Hydrostatic
Speed range 0-10 mph
0-16.1 km/h
Drive wheels 24x12-12
Caster wheels 13x6.5-6
Warranty 36 months or 1200 hours, whichever comes first
First 24 months, no hour limitation


Manufacturer/Model ECV850 EFI
Power Gross at 3,600 rpm, 27 hp
20.1 kW
Displacement 50.3 cu in.
824 cc
Cylinders Two
Crankcase capacity With filter, 2.7 U.S. qt
2.6 L
Oil filter Full flow, replaceable
Lubrication Full pressure
Cooling Air
Air cleaner Pre-cleaner
Heavy-duty canister type with safety element

Fuel system

Fuel type Gasoline
Fuel consumption Under normal conditions, load, operation, and dependent on loads and operating conditions 1.0-1.8 U.S. gal./hr
3.8-6.8 L/hr
Fuel tank capacity 11.5 U.S. gal.
43.5 L
Fuel tank switch/shut-off valve Yes

Electrical system

Charge system 20 amp
Battery voltage 12 V
Cold cranking amp 300 amp
Hour meter Standard, digital
Operator presence starting system Brake-N-Go (hand)


Transmission Hydrostatic
Hydraulic pumps
Wheel motors Tuff Torq heavy-duty integrated piston wheel motor
Travel speed Speed range
0-10 mph
0-16.1 km/h
0-10 mph
0-16.1 km/h
0-4.5 mph
0-7.2 km/h
Speed and direction control Twin levers
Hydraulic capacity 5.9 U.S. qt
5.6 L
Hydraulic oil cooler
Filter Internal, replaceable

Buyer's note

Warranty 36 months or 1200 hours, whichever comes first
First 24 months, no hour limitation


Drive wheels 24x12-12
Rear tires
Load rating 4 PR


Dynamic braking Twin levers
Park brake Internal wet disk integrated in the transmission
Park brake actuation Hand brake


Type Electro-magnetic, 225 lb-ft
305 Nm
Drive V-belt

Mower decks

Size 60 in.
152 cm
Deck construction 7Iron PRO, one-piece stamped steel with reinforcements
Deck thickness 7 gauge
0.18 in.
4.6 mm
Discharge Side, MOD
Height-of-cut range Increments
0.25 in.
0.64 cm
1-5.5 in.
2.54-14 cm
Cutting width 60 in.
152 cm


Length Varies by deck size
Thickness 0.25 in.
0.64 cm
Blade tip speed Approximately 18,000 fpm
5,486 m/min
Number Three


Caster wheel type Flat free
Caster wheels 13x6.5-6
Front anti-scalp rollers RH, center, LH
Rear anti-scalp rollers Optional


Length 84 in.
213.4 cm
Width With chute down, 74 in.
188 cm
Height With ROPS up, 73 in.
185.4 cm
With ROPS down, 47 in.
119.4 cm
Weight 1,275 to1,365 lb
578 to 619 kg

Additional information

Date collected 23-May-2017