The 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
|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 model||Kohler Courage GH736V|
|Engine type||Four-stroke, air-cooled, V-twin|
|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)|
|Oil capacity:||1.8 L (1.9 US. qt, 1.6 Imp. qt.)|
|Transmission and chassis|
|Steering type||Differential power|
|Transmission model||Hydro-Gear ZT3100|
|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.)|
|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||–|
We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.
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