John Deere Z998R Diesel Mower Specs

Category: Mowers ➔
Manufacturer: John Deere ➔
Model: Z998R Diesel ➔

Additional Information

John Deere Z998R Diesel Mower Additional Information specifications
Date Collected	2025-11-01T00:00:00 - Starting 2026

Blades

John Deere Z998R Diesel Mower Blades specifications
Blade Tip Speed	Approximately 16,500 - Starting 2026
Length	Varies by deck size - Starting 2026
Number	5 - Starting 2026
Thickness	0.25 (0.64 cm) - Starting 2026

Brakes

John Deere Z998R Diesel Mower Brakes specifications
Dynamic Braking	Dual hand controlled levers - Starting 2026
Park Brake	Internal wet disk integrated in the transmission - Starting 2026
Park Brake Actuation	Automatic engagement when steering levers are outward - Starting 2026

Buyer's note

John Deere Z998R Diesel Mower Buyer's note specifications
Warranty	36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months - Starting 2026

Dimensions

John Deere Z998R Diesel Mower Dimensions specifications
Height - With ROPS Down	50.90 in (129.29 cm) - Starting 2026
Height - With ROPS Up	77.30 in (196.34 cm) - Starting 2026
Length	106.5 in. (271 cm) - Starting 2026
Weight	2,925.00 lbs (1,326.76 kg) - Starting 2026

Drivetrain

John Deere Z998R Diesel Mower Drivetrain specifications
Filter	Spin-on Type - Starting 2026
Forward Speed	0-11.5 mph - Starting 2026
Hydraulic Capacity	3.2 qt - Starting 2026
Hydraulic Oil Cooler	Yes - Starting 2026
Reverse Speed	0-5 mph - Starting 2026
Speed Direction And Control	Zero turn - Starting 2026
Speed Range	0-11.5 mph - Starting 2026
Transmission	Hydrostatic - Starting 2026
Wheel Motors	Hydro-Gear HGM18L 17.8 cu in. (292 cc) - Starting 2026

Electrical System

John Deere Z998R Diesel Mower Electrical System specifications
Battery Voltage	12.0 v - Starting 2026
Charge System	150.0 amp - Starting 2026
Cold Cranking Amp At 18 Degrees C	490.0 amp - Starting 2026
Hour Meter	Full-color touchscreen display - Starting 2026
Operator Presence Starting System	Standard - Starting 2026

Engine

John Deere Z998R Diesel Mower Engine specifications
Air Cleaner	Heavy-duty canister, dry type with safety element and air-restriction indicator - Starting 2026
Cooling	Liquid - Starting 2026
Crankcase Capacity	3.8 qt - Starting 2026
Cylinders	3 - Starting 2026
Displacement	95.70 cu in (1,568.25 cu cm) - Starting 2026
Engine Manufacturer/Model	3TNV86C Turbo - Starting 2026
Engine Power	Gross at 3,000 rpm, PS: 43.4 hp (32.4 kW) - Starting 2026
Lubrication	Full pressure - Starting 2026
Oil Filter	Full flow, replaceable, spin-on type - Starting 2026
Pre-Cleaner	Yes - Starting 2026

Fuel System

John Deere Z998R Diesel Mower Fuel System specifications
Fuel Tank Capacity	12.00 gal (45.42 l) - Starting 2026
Fuel Tank Switch/Shut-Off Valve	Yes - Starting 2026
Fuel Type	Diesel or Biodiesel (up to B20) - Starting 2026

Key Specs

John Deere Z998R Diesel Mower Key Specs specifications
Blade Tip Speed	Approximately 16,500 - Starting 2026
Caster Wheels	15x6-6 - Starting 2026
Drive Wheels	26x14-12 square shoulder 4-ply turf - Starting 2026
Engine Manufacturer/Model	3TNV86C Turbo - Starting 2026
Engine Power	Gross at 3,000 rpm, PS: 43.4 hp (32.4 kW) - Starting 2026
Fuel Tank Capacity	12.00 gal (45.42 l) - Starting 2026
Mower Deck Size	100-in. (254-cm) FastBack™ PRO rear-discharge with 61-in. (155-cm) center deck and two 22-in. (56-cm) wing decks - Starting 2026
Speed Range	0-11.5 mph - Starting 2026
Transmission	Hydrostatic - Starting 2026
Warranty	36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months - Starting 2026

Mower Decks

John Deere Z998R Diesel Mower Mower Decks specifications
Cutting Width	60/80/100 in. - Starting 2026
Deck Construction	FastBack™ PRO: 7-gauge, 0.179-in. (4.6-mm) fabricated steel - Starting 2026
Discharge	Rear-discharge - Starting 2026
Height-Of-Cut Increments	0.25 in (0.63 cm) - Starting 2026
Height-Of-Cut Range	1.5-5 in. - Starting 2026
Mower Deck Size	100-in. (254-cm) FastBack™ PRO rear-discharge with 61-in. (155-cm) center deck and two 22-in. (56-cm) wing decks - Starting 2026

Operation

John Deere Z998R Diesel Mower Operation specifications
Rollover Protective Structure (ROPS)	Yes - Starting 2026
Slope Operating Limit	17.0 degree (angle) - Starting 2026

PTO

John Deere Z998R Diesel Mower PTO specifications
Drive	Internal wet disk clutch - Starting 2026
Type	Hydraulic clutch - Starting 2026

Tires

John Deere Z998R Diesel Mower Tires specifications
Drive Wheels	26x14-12 square shoulder 4-ply turf - Starting 2026
Load Rating	4PR - Starting 2026
Rear Tires	26x14-12 square shoulder 4-ply turf - Starting 2026

Wheels

John Deere Z998R Diesel Mower Wheels specifications
Caster Wheel Type	Flat free - Starting 2026
Caster Wheels	15x6-6 - Starting 2026
Front Anti-Scalp Rollers	Center deck: Left, right, and center; Wing decks: inboard, castering outboard - Starting 2026
Rear Anti-Scalp Rollers	Center deck: Left, right, and center; Wing decks: outboard - Starting 2026

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