Kubota Z121S

Kubota Z121SThe Kubota Z121S is a 2WD zero-turn mower from the Z100 series. This tractor has been manufactured by Kubota since 2014. The Kubota Z121S is equipped with a 0.7 L V-twin gasoline engine and hydrostatic transmission with infinite forward and reverse gears.

The Kubota Z121S zero-turn mower used the Kohler Courage GH736V engine. It is a 0.7 L, 725 cm2, (44.2 cu·in) V-twin natural aspirated gasoline engine with 83.0 mm (3.27 in) of the cylinder bore and 67.0 mm (2.64 in) of the piston stroke. This engine produced 21.4 PS (15.7 kW; 21.1 HP) of output power.

The Kubota Z121S is equipped with differential power steering, two-post fixed ROPS, 16.0 liters (4.2 US gal.; 3.5 Imp. gal) fuel tank, and mid-mount the Kubota RCK48P-124Z – 48 inches (1,210 mm) mower deck.

Kubota Z121S Specifications

General Specifications
Model Kubota Z121S
Length 1,940 mm (76.4 in)
Width 1,210 mm (47.6 in)
Height 1,650 mm (65 in)
Wheel base 1,155 mm (45.5 in)
Weight 340 kg (750 lbs)
Fuel tank capacity 16.0 liters (4.2 US gal.; 3.5 Imp. gal)
Battery 12V, CCA: 300A
Cabin type Two-post fixed ROPS
Engine
Engine model Kohler Courage GH736V
Engine type Four-stroke, air-cooled, V-twin
Cylinders 2
Fuel type Gasoline
Displacement 0.7 L, 725 cm2, (44.2 cu·in)
Bore and stroke 83.0 mm X 67.0 mm (3.27 in X 2.64 in)
Horsepower 21.4 PS (15.7 kW; 21.1 HP)
Starter Electric
Oil capacity: 1.8 L (1.9 US. qt, 1.6 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type Differential power
Brakes
Transmission model Hydro-Gear ZT3100
Transmission type Hydrostatic
Gears Infinite forward and reverse
Speed Forward: 13.0 kmh (8.1 mph) Reverse: 6.5 (4 mph)
Transmission oil capacity with rear axle gear case 4.8 L (1.3 US. gal, 1.1 Imp. gal.)
Tires
Front tires Lawn/turf: 11×4-5
Rear tires Lawn/turf: 22×10-14
PTO (Power take-off shaft)
Middle PTO type Independent with electric dry disc clutch
Middle PTO speed
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