John Deere Z997M Diesel Mower Specs

Category: Mowers ➔
Manufacturer: John Deere ➔
Model: Z997M Diesel ➔

Additional Information

John Deere Z997M Diesel Mower Additional Information specifications
Date Collected	2025-11-01T11:56:00 — Starting 2026 Model Year

Blades

John Deere Z997M Diesel Mower Blades specifications
Blade Tip Speed	7Iron PRO: Approximately 18,000 fpm; 60-in. (152-cm) FastBack: Approximately 15,000 fpm; 72-in. (183-cm) FastBack: Approximately 17,000 fpm — Starting 2026 Model Year
Length	Varies by deck size — Starting 2026 Model Year
Number	3 — Starting 2026 Model Year
Thickness	0.25 (0.64 cm) — Starting 2026 Model Year

Brakes

John Deere Z997M Diesel Mower Brakes specifications
Dynamic Braking	Dual hand controlled levers — Starting 2026 Model Year
Park Brake	Internal wet disk integrated in the transmission — Starting 2026 Model Year
Park Brake Actuation	Automatic engagement when steering levers are outward — Starting 2026 Model Year

Buyer's note

John Deere Z997M 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 Model Year

Dimensions

John Deere Z997M Diesel Mower Dimensions specifications
Height - With ROPS Down	50.90 in (129.29 cm) — Starting 2026 Model Year
Height - With ROPS Up	77.30 in (196.34 cm) — Starting 2026 Model Year
Length	60-in. (152-cm) side-discharge: 96 in. (244 cm) — Starting 2026 Model Year
Weight	2180 to 2313 lb. — Starting 2026 Model Year
Width - Rear Discharge	63.5, 75.8 in. — Starting 2026 Model Year
Width - With Chute Down	74, 86 in. — Starting 2026 Model Year

Drivetrain

John Deere Z997M Diesel Mower Drivetrain specifications
Filter	Spin-on Type — Starting 2026 Model Year
Forward Speed	0-11.5 mph — Starting 2026 Model Year
Hydraulic Capacity	3.2 qt — Starting 2026 Model Year
Hydraulic Oil Cooler	Yes — Starting 2026 Model Year
Reverse Speed	0-5 mph — Starting 2026 Model Year
Speed Direction And Control	Zero turn — Starting 2026 Model Year
Speed Range	0-11.5 mph — Starting 2026 Model Year
Transmission	Hydrostatic — Starting 2026 Model Year
Wheel Motors	Hydro-Gear HGM18L 17.8 cu in. (292 cc) — Starting 2026 Model Year

Electrical System

John Deere Z997M Diesel Mower Electrical System specifications
Battery Voltage	12.0 v — Starting 2026 Model Year
Charge System	150.0 amp — Starting 2026 Model Year
Cold Cranking Amp At 18 Degrees C	490.0 amp — Starting 2026 Model Year
Hour Meter	Digital multi-function display — Starting 2026 Model Year
Operator Presence Starting System	Standard — Starting 2026 Model Year

Engine

John Deere Z997M Diesel Mower Engine specifications
Air Cleaner	Heavy-duty canister, dry type with safety element and air-restriction indicator — Starting 2026 Model Year
Cooling	Liquid — Starting 2026 Model Year
Crankcase Capacity	3.8 qt — Starting 2026 Model Year
Cylinders	3 — Starting 2026 Model Year
Displacement	100.20 cu in (1,641.99 cu cm) — Starting 2026 Model Year
Engine Manufacturer/Model	3TNV88C — Starting 2026 Model Year
Engine Power	Gross at 3,000 rpm, PS: 37.4 hp (27.5 kW) — Starting 2026 Model Year
Lubrication	Full pressure — Starting 2026 Model Year
Oil Filter	Full flow, replaceable, spin-on type — Starting 2026 Model Year
Pre-Cleaner	Yes — Starting 2026 Model Year

Fuel System

John Deere Z997M Diesel Mower Fuel System specifications
Fuel Tank Capacity	12.00 gal (45.42 l) — Starting 2026 Model Year
Fuel Tank Switch/Shut-Off Valve	Yes — Starting 2026 Model Year
Fuel Type	Diesel or Biodiesel (up to B20) — Starting 2026 Model Year

Key Specs

John Deere Z997M Diesel Mower Key Specs specifications
Blade Tip Speed	7Iron PRO: Approximately 18,000 fpm; 60-in. (152-cm) FastBack: Approximately 15,000 fpm; 72-in. (183-cm) FastBack: Approximately 17,000 fpm — Starting 2026 Model Year
Caster Wheels	15x6-6 — Starting 2026 Model Year
Drive Wheels	26x12-12 square shoulder 4-ply turf, optional 26x12-12 Michelin Tweel turf tires — Starting 2026 Model Year
Engine Manufacturer/Model	3TNV88C — Starting 2026 Model Year
Engine Power	Gross at 3,000 rpm, PS: 37.4 hp (27.5 kW) — Starting 2026 Model Year
Fuel Tank Capacity	12.00 gal (45.42 l) — Starting 2026 Model Year
Mower Deck Size	60-in. (152-cm) 7Iron™ PRO side-discharge; 72-in. (183-cm) 7Iron™ PRO side-discharge; 60-in. (152-cm) FastBack™ PRO rear-discharge; 72-in. (183-cm) FastBack™ PRO rear-discharge — Starting 2026 Model Year
Speed Range	0-11.5 mph — Starting 2026 Model Year
Transmission	Hydrostatic — Starting 2026 Model Year
Warranty	36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months. — Starting 2026 Model Year

Mower Decks

John Deere Z997M Diesel Mower Mower Decks specifications
Cutting Width	60/72 in. — Starting 2026 Model Year
Deck Construction	7-Iron™ PRO: 7-gauge, 0.179-in. (4.6-mm) one-piece forged steel; FastBack™ PRO: 7-gauge, 0.179-in. (4.6-mm) fabricated steel — Starting 2026 Model Year
Discharge	Side-discharge, Rear-discharge — Starting 2026 Model Year
Height-Of-Cut Increments	0.25 in (0.63 cm) — Starting 2026 Model Year
Height-Of-Cut Range	1-5.5 in. — Starting 2026 Model Year
Mower Deck Size	60-in. (152-cm) 7Iron™ PRO side-discharge; 72-in. (183-cm) 7Iron™ PRO side-discharge; 60-in. (152-cm) FastBack™ PRO rear-discharge; 72-in. (183-cm) FastBack™ PRO rear-discharge — Starting 2026 Model Year

Operation

John Deere Z997M Diesel Mower Operation specifications
Rollover Protective Structure (ROPS)	Yes — Starting 2026 Model Year
Slope Operating Limit	17.0 degree (angle) — Starting 2026 Model Year

PTO

John Deere Z997M Diesel Mower PTO specifications
Drive	Internal wet disk clutch — Starting 2026 Model Year
Type	Hydraulic clutch — Starting 2026 Model Year

Tires

John Deere Z997M Diesel Mower Tires specifications
Drive Wheels	26x12-12 square shoulder 4-ply turf, optional 26x12-12 Michelin Tweel turf tires — Starting 2026 Model Year
Load Rating	4 PR — Starting 2026 Model Year
Rear Tires	26x12-12 square shoulder 4-ply turf, optional 26x12-12 Michelin Tweel turf tires — Starting 2026 Model Year

Wheels

John Deere Z997M Diesel Mower Wheels specifications
Caster Wheel Type	Flat free — Starting 2026 Model Year
Caster Wheels	15x6-6 — Starting 2026 Model Year
Front Anti-Scalp Rollers	Left, center, right — Starting 2026 Model Year
Rear Anti-Scalp Rollers	Left, center, right — Starting 2026 Model Year

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon