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Kubota Z421

The Kubota Z421 is a zero-turn mower from the Z400 Series produced since 2017. It features a 24 hp Kawasaki 726cc 2-cylinder gasoline engine, hydrostatic transmission, and two-wheel drive with power steering. The mower includes a two-post folding ROPS and an independent mid PTO with electric clutch. It has a wheelbase of 49.4 inches and weighs 870 lbs. The Z421 comes with a 54" mid-mount mower deck and offers variants including a standard Z421 and deluxe Z422. Original price was $6,649 in 2021.
Kubota Z421zero-turn mowerlawn tractorKawasaki FS730V enginehydrostatic transmission24 hpZ400 Serieslawn tractor specifications
Power-
Founded-
ModelZ421

Technical Specifications

Detailed specifications and technical data for Kubota Z421

Tires

Lawn/turf rear:24x9.5-14
Lawn/turf front:13x5-6

Engine

Type:gasoline
Model:Kawasaki FS730V
Cooling:air-cooled vertical-shaft V-Twin
Starter:electric
Cylinders:2-cylinder
Fuel tank:6.8 gal (25.7 L)
Bore/Stroke:3.07x2.99 inches (78 x 76 mm)
Displacement:726 cc (44.3 ci)
Power (gross):24 hp (17.9 kW)
Starter volts:12

Weight

Weight:870 lbs (394 kg)
Max Drawbar:75 lbs (34 kg)
Max capacity:1440 lbs (653 kg)
Tow capacity:250 lbs (113 kg)
Max rear axle:1202 lbs (545 kg)
Max front axle:238 lbs (107 kg)

Variants

Z421:standard
Z422:deluxe

Dimensions

Width:48.7 inches (123 cm)
Length:80.9 inches (205 cm)
Wheelbase:49.4 inches (125 cm)
Rear tread:39.4 inches (100 cm)
Front tread:37.2 inches (94 cm)
Height (ROPS):69.8 inches (177 cm)
Height (Folded ROPS):49.8 inches (126 cm)

Electrical

Ground:negative
Battery CCA:300
Battery volts:12
Charging amps:15

Mechanical

ROPS:Two-post folding ROPS
Drive:Two-wheel drive
Steering:Power steering

Production

Type:Zero-turn mower
Manufacturer:Kubota
Original price:$6,649 in 2021
Production years:2017 -

Attachments

54" mid-mount mower deck:54" mid-mount Kubota RCK54P-400Z, 3-blade with manual lift, Cutting width 54 inches (137 cm), Weight 165 lbs (74 kg), Overall width 67.3 inches (170 cm), Cut height 1.5 to 5 inch (3 to 12 cm)

Transmission

Type:belt-driven hydrostatic
Gears:infinite forward and reverse
Model:Hydro-Gear ZT3600

Power Take-off (PTO)

Type:independent
Clutch:electric
Location:Mid PTO

Related Models

Kubota Z411

Model:Z411

Kubota Z421T

Model:Z421T