Technical specification of agricultural tractor Zetor Forterra 8641/9641/10641/11641/11441/11741/12441 :
| Model | Zetor Forterra 8641 | Zetor Forterra 9641 | Zetor Forterra 10641 | Zetor Forterra 11641 | Zetor Forterra 11441 | Zetor Forterra 11741 | Zetor Forterra 12441 |
| Years of production | 99-00 | – | – | – | – | – | – |
| Engine model / type | 1203 | 1003 | 1303 | 1006.6W | 1403 | 1006.6WT | 1504 |
| Number of cylinders / turbocharging | 4T | 4T | 4TI | 6 | 4TI | 6T | 4TI |
| Engine displacement (cm3) | 4156 | 4156 | 4156 | 6000 | 4156 | 6000 | 4156 |
| Piston dimension / stroke (mm) | 105×120 | 105×120 | 105×120 | 105×115,5 | 105×120 | 105×115,5 | 105×120 |
| Maximum engine power (hp) / rpm | 85/2200 | 95/2200 | 105/2200 | 110/2200 | 110/2200 | 120/2350 | 122/2200 |
| Torque (Nm) / rpm | 297/1450 | 373/1600 | 392/1500 | 390/1500 | 480/1550 | 480/1300 | 525/1500 |
| Number of gears (front + rear) | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 |
| Number of synchronized gears (front+rear) | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 | 24+18 |
| Speed-Shift | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Type of reverse | mech | mech | mech | mech | mech | mech | mech |
| Driving speed (km/h) | 1,9-36 | 1,9-37 | 1,9-37 | 1,9-38 | 1,9-40 | 1,9-40 | 1,9-37,9 |
| Max Driving speed (km/h) | – | – | – | – | 43 | 44 | 40 |
| Hydraulic pump capacity (L/min) | 60 | 60 | 60 | 60 | 70 | 70 | 70 |
| 3-Point Hitch control | mech/ehr | mech/ehr | mech/ehr | mech/ehr | ehr | ehr | ehr |
| 3-point hitch max load (kg) | 4800 | 4800 | 4800 | 5800 | 5850 | 5850 | 5850 |
| PTO speed (rpm) | 540/1000 | 540/1000 | 540/1000 | 540/1000 | 540/1000 | 540/1000 | 540/1000 |
| Disc brake type (dry / wet) | – | – | – | – | – | – | – |
| Type of control of the braking system | hydr | hydr | hydr | hydr | hydr | hydr | hydr |
| Turning radius 2WD (m) | – | – | – | – | – | – | – |
| Turning radius 4WD (m) | 9,9 | 9,9 | 9,9 | 10,9 | 9,6 | 10,2 | 9,6 |
| Front wheel 2WD | – | – | – | – | – | – | – |
| Front wheel 4WD | 13,6-24 | 14,9-24 | 14,9-24 | 420/70R24 | – | 420/70R24 | |
| Rear wheel 2WD | – | – | – | – | – | – | – |
| Rear wheel 4WD | 18,4-34 | 16,9-38 | 16,9-38 | 520/70R38 | – | 520/70R38 | |
| 2WD total weight (kg) | – | – | – | – | – | – | – |
| 4WD total weight (kg) | 3950 | 3950 | 4100 | 4450 | 4590 | 4900 | 4660 |
| Total height with cabin (cm) | 267 | 271 | 271 | 271 | 278 | 281 | 283 |
| Total length (cm) | 437 | 437 | 437 | 464 | 467 | 496 | 467 |
| Total width (cm) | 238 | 238 | 238 | 265 | 239 | 266 | 239 |
| Fuel tank capacity (l) | 180 | 180 | 180 | 180 | 180 | 180 | 180 |
| Cabin sound level (dB) | 79 | 79 | 79 | 79 | 81 | 79 | 81 |
Add an opinion about Zetor Forterra 8641/9641/10641/11641/11441/11741/12441:
Zetor Forterra 8641/9641/10641/11641/11441/11741/12441 GALLERY:
The history of the Czech brand Zetor began immediately after the Second World War, in 1946. That year the Brno-based company was established, and at the same time the first Zetor model, model number 25, was manufactured. In less than a year, Zetor manufactured around 3400 Zetor 25 models. Farmers value Zetor tractors for their quality/price ratio.
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