
Iseki TF21F Specifications
The Iseki TF21F is a compact utility tractor from the Sial Series, offering increased power and versatility over earlier TF models. With a larger 1.4L diesel engine, 9-speed transmission, and 4WD capability, it is designed for demanding field tasks such as tilling, mowing, orchard work, and greenhouse operations.
Available in both utility and narrow variants, the TF21F adapts well to different field layouts and crop environments.
Overview
| Item | Details |
|---|---|
| Model | Iseki TF21F |
| Type | Compact Utility Tractor |
| Series | Sial Series |
| Production Years | 1995 – ? |
| Manufacturer | Iseki |
| Drive | Four-wheel drive |
| Variants | TF21F-U (utility), TF21NF (narrow) |
| ROPS | Two-post ROPS with canopy (cab optional). TF21NF includes folding ROPS |
| Engine Power | 20.7 hp (15.4 kW) |
| PTO Power (claimed) | 18.6 hp (13.9 kW) |
Engine
| Item | Details |
|---|---|
| Engine Model | Iseki 1.4L 3-cylinder diesel |
| Displacement | 1.4 liters |
| Fuel Type | Diesel |
| Fuel Tank | 6.3 gal (23.8 L) |
| Cooling System | Liquid-cooled |
| Engine Power | 20.7 hp (15.4 kW) |
Model Description (Engine):
The TF21F’s 1.4L diesel engine provides significantly more torque compared to lower TF-series models. This additional power improves performance in heavy soil conditions, rotary tilling, and hauling jobs. Despite its power, the engine remains fuel-efficient and reliable for long working days.
Transmission
| Item | Details |
|---|---|
| Type | 9-speed transmission |
| Notes | Offers better speed selection for field operations and consistent power delivery |
Power Take-Off (PTO)
| Item | Details |
|---|---|
| Rear PTO Type | 540 rpm (1.375 spline) |
| PTO Speeds | 524 rpm @ 2500 engine rpm 730 rpm @ 2500 engine rpm 1269 rpm @ 2500 engine rpm |
Dimensions & Tires
| Item | Details |
|---|---|
| Wheelbase | 59.8 in (151 cm) |
| Weight | 1918 lb (870 kg) |
| Front Tire | 6-14 |
| Rear Tire | 9.5-22 |
Electrical
| Item | Details |
|---|---|
| Ground | Negative |
| Battery Voltage | 12V |
| Battery Capacity | 55 AH |


