John Deere Q820M Mower Specs

Category: Mowers ➔
Manufacturer: John Deere ➔
Model: Q820M ➔

Blades

John Deere Q820M Mower Blades specifications
Blade Tip Speed	Approximately 18,000 fpm / 5486 m/min - Starting 2026
Number	3 - Starting 2026
Thickness	0.25 in. / 0.64 cm - Starting 2026

Brakes

John Deere Q820M Mower Brakes specifications
Dynamic Braking	Dual hand-controlled levers - Starting 2026
Park Brake	Internal wet disk - Starting 2026
Park Brake Actuation	Hand lever - Starting 2026

Buyer's note

John Deere Q820M Mower Buyer's note specifications
Warranty	36 months or 1200 hours, whichever comes first. First 24 months, no hour limitation. - Starting 2026

Dimensions

John Deere Q820M Mower Dimensions specifications
Length	Foot platform up, 67.25 in. / 171 cm Foot platform down, 72 in. / 183 cm - Starting 2026
Weight	1,095.00 lbs (496.68 kg) - Starting 2026
Width - With Chute Down	74.00 in (187.96 cm) - Starting 2026

Drivetrain

John Deere Q820M Mower Drivetrain specifications
Filter	Two internal and replaceable - Starting 2026
Forward Speed	0-10 mph - Starting 2026
Hydraulic Capacity	6.0 qt - Starting 2026
Hydraulic Oil Cooler	Two 8.5 in. (22 cm) fans - Starting 2026
Hydraulic Pumps	0.79 cu in. / 13 cc - Starting 2026
Reverse Speed	0-5 mph - Starting 2026
Speed Direction And Control	Twin hand-controlled levers - Starting 2026
Speed Range	0-10 mph - Starting 2026
Transmission	Tuff Torq TZT13 IHT - Starting 2026
Wheel Motors	13 cu in. / 213 cc - Starting 2026

Electrical System

John Deere Q820M Mower Electrical System specifications
Battery Voltage	12.0 v - Starting 2026
Charge System	20.0 amp - Starting 2026
Cold Cranking Amp	300.0 amp - Starting 2026
Hour Meter	Display panel including hour meter, fuel level, engine speed, system voltage, low engine oil pressure indicator, starting interlock indicators (PTO, operator presence, park brake), caution warning, stop warning, and on-board diagnostics - Starting 2026
Operator Presence Starting System	Yes - Starting 2026

Engine

John Deere Q820M Mower Engine specifications
Air Cleaner	Heavy-duty canister type with safety element - Starting 2026
Cooling	Forced air, with integrated clean out ports - Starting 2026
Crankcase Capacity	2.2 qt - Starting 2026
Cylinders	2 - Starting 2026
Displacement	44.30 cu in (725.95 cu cm) - Starting 2026
Engine Manufacturer/Model	FX730V - Starting 2026
Engine Power	Gross at 3,600 rpm: 23.5 hp / 17.5 kW - Starting 2026
Lubrication	Full pressure - Starting 2026
Oil Filter	Full flow, replaceable - Starting 2026

Fuel System

John Deere Q820M Mower Fuel System specifications
Fuel Tank Capacity	12.00 gal (45.42 l) - Starting 2026
Fuel Tank Switch/Shut-Off Valve	No - Starting 2026
Fuel Type	Gasoline - Starting 2026

Key Specs

John Deere Q820M Mower Key Specs specifications
Blade Tip Speed	Approximately 18,000 fpm / 5486 m/min - Starting 2026
Caster Wheels	13x5-6 - Starting 2026
Drive Wheels	22x10-12 pneumatic (48 in.) / 22x12-12 pneumatic (54 in., 60 in.) / 22x11N12 Tweel - Starting 2026
Engine Manufacturer/Model	FX730V - Starting 2026
Engine Power	Gross at 3,600 rpm: 23.5 hp / 17.5 kW - Starting 2026
Fuel Tank Capacity	12.00 gal (45.42 l) - Starting 2026
Mower Deck Size	48-in. (122-cm) 7Iron™ PRO side-discharge 54-in. (137-cm) 7Iron™ PRO side-discharge 60-in. (152-cm) 7Iron™ PRO side-discharge - Starting 2026
Speed Range	0-10 mph - Starting 2026
Transmission	Tuff Torq TZT13 IHT - Starting 2026
Warranty	36 months or 1200 hours, whichever comes first. First 24 months, no hour limitation. - Starting 2026

Mower Decks

John Deere Q820M Mower Mower Decks specifications
Cutting Width	48/54/60 in. - Starting 2026
Deck Construction	7-Iron™ PRO: one-piece forged steel - Starting 2026
Deck Thickness	7 gauge / 0.180 in. / 4.6 mm - Starting 2026
Discharge	Side - 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	48-in. (122-cm) 7Iron™ PRO side-discharge 54-in. (137-cm) 7Iron™ PRO side-discharge 60-in. (152-cm) 7Iron™ PRO side-discharge - Starting 2026

PTO

John Deere Q820M Mower PTO specifications
Drive	V-belt - Starting 2026
Type	Electro-magnetic with brake, 125 lb-ft / 169 Nm (48 in.) Electro-magnetic with brake, 200 lb-ft / 271 Nm (54 in., 60in.) - Starting 2026

Tires

John Deere Q820M Mower Tires specifications
Drive Wheels	22x10-12 pneumatic (48 in.) / 22x12-12 pneumatic (54 in., 60 in.) / 22x11N12 Tweel - Starting 2026
Load Rating	4 PR - Starting 2026

Wheels

John Deere Q820M Mower Wheels specifications
Caster Wheel Type	Flat free - Starting 2026
Caster Wheels	13x5-6 - Starting 2026
Front Anti-Scalp Rollers	RH, center, LH - Starting 2026

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