Kubota
| Engine type | ETVCS, water-cooled 4-cycle diesel |
| Gross horse power | 40HP |
| Transmission | HST: 3range |
| Fuel Tank Capacity | 29.5 Litres |
| Brakes | Wet disc type |
| Rear PTO-revolution RPM | 1st: 540 (@ 2670) / 2nd: 800 (@ 2717) (Optional* 1st: 540 / 2nd: 1000) |
| Mid PTO-revolution RPM | 2500 (@2734) |
| Engine Gross power | 28.3 KW |
Powerful, economic versatile and efficient, the ST401 features a 40HP, Kubota D1703 3 cylinder diesel engine, HST transmission, Bi speed turn and twin wet-type disc brakes. Available also with a panoramic, spacious factory fitted air-conditioned cab, the STW offers class leading visibility and operator comfort.