The Kubota Z421 specifications include production from 2017, engine power rated at 24 hp (17.9 kW), a belt-driven hydrostatic transmission, and a listed weight of 870 lbs (394 kg).
Kubota Z421 key specifications
| Production years | 2017 |
|---|---|
| Horsepower | 24 hp |
| Engine power | 24 hp (17.9 kW) |
| Displacement | 726 cc 44.3 cu in |
| Transmission | belt-driven hydrostatic |
| Fuel capacity | 6.8 gal (25.7 L) |
| Weight | 870 lbs (394 kg) |
| Wheelbase | 49.4 inches (125 cm) |
Kubota Z421 Kubota model comparison
See how this tractor compares across up to six main specifications using the low, average and high values among Kubota models in this database.
Engine power24 hp
Low 9 hpAverage 44.1 hpHigh 200 hp
Fuel capacity6.8 gal
Low 2.1 galAverage 17.3 galHigh 99 gal
Weight870 lbs
Low 528 lbsAverage 3,997.4 lbsHigh 19,510 lbs
Wheelbase49.4 in
Low 43.5 inAverage 69.9 inHigh 114 in
This model Kubota database average
Kubota Z421 dimensions chart
Compare the main listed tractor dimensions using centimetres.
Engine specifications
| Bore/Stroke | 3.07 × 2.99 inches (78 × 76 mm) |
|---|---|
| Starter | electric |
| Starter volts | 12 |
Transmission options
| Gears | infinite forward and reverse |
|---|
PTO and hitch
| Mid PTO | independent |
|---|
Mechanical specifications
| Clutch | electric |
|---|
Electrical specifications
| Electrical ground | negative |
|---|---|
| Charging amps | 15 |
| Battery CCA | 300 |
| Battery volts | 12 |
Dimensions and weight
| Length | 80.9 inches (205 cm) |
|---|---|
| Width | 48.7 inches (123 cm) |
| ROPS height | 69.8 inches (177 cm) |
| Folded ROPS height | 49.8 inches (126 cm) |
| Maximum permitted weight | 1,440 lbs (653 kg) |
| Maximum drawbar load | 75 lbs (34 kg) |
| Maximum front axle load | 238 lbs (107 kg) |
| Maximum rear axle load | 1,202 lbs (545 kg) |
| Tow capacity | 250 lbs (113 kg) |
Tires and tread
| Front tread | 37.2 inches (94 cm) |
|---|---|
| Rear tread | 39.4 inches (100 cm) |
| Front tire | 13-5-6 |
| Rear tire | 24-9.5-14 |
| Lawn/turf front tire | 13-5-6 |
| Lawn/turf rear tire | 24-9.5-14 |
Attachments
| Attachment type | mid-mount Kubota RCK54P-400Z |
|---|---|
| Cutting width | 54 inches (137 cm) |
| Attachment weight | 165 lbs (74 kg) |
| Overall width | 67.3 inches (170 cm) |
| Cut height | 1.5 to 5 inches (3 to 12 cm) |
Note: Comparison values are calculated from Kubota models in this specifications database. Specifications can vary by year, market, configuration, tires and optional equipment. For official specifications, check the official Kubota website or the tractor’s operator manual.

