John Deere Z994R Diesel ZTrak™ Zero-Turn Mower

The Z994R is a diesel zero-turn mower with classic Z900 features, like the 7-Iron™ PRO deck, cross-porting transmission, and compatibility with Michelin® X® Tweel® Turf airless radial tires.

  • 24.7 hp (18.4 kW) liquid-cooled diesel engine
  • ComfortGlide™ Suspension on all seat options
  • 11.5 U.S. gallon fuel tank (43.5 L)
  • 7-Iron PRO Deck available in 54-in. (137-cm), 60-in. (152-cm), and 60-in. (152-cm) MOD
Key Specs:
Engine Manufacturer/model3TNV80F
Engine PowerGross at 3,200 rpm, PS: 24.7 hp
18.4 kW
Fuel tank capacity11.5 U.S. gal.
43.5 L
Mower deck SizeSide discharge, 54 in.
137 cm
Side discharge, 60 in.
152 cm
Side discharge, Mulch On Demand™, 60 in.
Blade tip speedApproximately 16,000 fpm
4,877 m/min
TransmissionDual hydrostatic wheel drive TuffTorq™ heavy-duty ground drive with cross porting for improved cooling
Speed range0-11.4 mph
0-18.3 km/h
Drive wheels24x12.00-12 4-ply turf, optional 24x12-12 Michelin Tweel™ turf tires
Caster wheels13x5.0-6 flat free
Warranty36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months.
Engine:
Manufacturer/Model3TNV80F
PowerGross at 3,200 rpm, PS: 24.7 hp
18.4 kW
Displacement77.3 cu in.
1.27 L
CylindersThree
Crankcase capacity3.6 U.S. qt
3.4 L
Oil filterFull flow, replaceable, spin-on type
LubricationFull pressure
CoolingLiquid
Air cleanerPre-cleaner
Yes
Heavy-duty canister, dry type with safety element and air-restriction indicator
Fuel system:
Fuel typeDiesel or Biodiesel (up to B20)
Fuel tank capacity11.5 U.S. gal.
43.5 L
Fuel tank switch/shut-off valveYes
Electrical system:
Charge system75 amp
Battery voltage12 V
Cold cranking ampAt 18 degrees C, 600 amp
Hour meterDigital multi-function display
Operator presence starting systemStandard
Drivetrain:
TransmissionDual hydrostatic wheel drive TuffTorq heavy-duty ground drive with cross porting for improved cooling
Travel speedSpeed range
0-11.4 mph
0-18.3 km/h
Forward
0-11.4 mph
0-18.3 km/h
Reverse
0-4.5 mph
0-7.2 km/h
Speed and direction controlZero turn
Hydraulic capacity5.9 U.S. gal.
5.6 L
Hydraulic oil coolerFins and fan
FilterInternal, replaceable
Buyer's note:
Warranty36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months.
Tires:
Drive wheels24x12.00-12 4-ply turf, optional 24x12N12 Michelin Tweel turf tires
Rear tires24x12.00-12 4-ply turf, optional 24x12N12 Michelin Tweel turf tires
Load rating4PR
Brakes:
Dynamic brakingTwin motion control levers
Park brakeInternal wet disk integrated in the transmission
Park brake actuationFoot brake engagement also brings steering levers to the neutral position
PTO:
TypeElectric clutch
DriveV-belt
Mower decks:
SizeSide discharge, 54 in.
137 cm
Side discharge, 60 in.
152 cm
Side discharge, Mulch On Demand, 60 in.
Deck constructionOne-piece stamped steel with reinforcements
Deck thickness7 gauge
0.18 in.
4.6 mm
DischargeSide-discharge, Side-discharge, Mulch On Demand
Height-of-cut rangeIncrements
0.25 in.
0.64 cm
1-5.5 in.
2.54-14 cm
Cutting width54, 60 in.
137, 152 cm
Blades:
LengthVaries by deck size
Thickness0.25 in.
0.64 cm
Blade tip speedApproximately 16,000 fpm
4,877 m/min
NumberThree
Wheels:
Caster wheel typeFlat free
Caster wheels13x5.0-6
Front anti-scalp rollersLH, RH, Center
Rear anti-scalp rollersStandard
Dimensions:
Length88.6 in.
225 cm
WidthWith 54-in. side-discharge mower 68 in.
172.7 cm
With 60-in. side-discharge mower 74 in.
188 cm
With 60-in. Mulch On Demand side-discharge mower 74 in.
HeightWith ROPS up 73 in.
185 cm
With ROPS down 47 in.
119 cm
Weight54-in. side discharge 1,660 lb
753 kg
60-in. side discharge 1,700 lb
771 kg
60-in. Mulch On Demand 1,720 lb
780 kg
Additional information:
Date collected12-Feb-2019

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