This page provides a detailed comparison of the specifications for the David Brown 990 Selectamatic and the Iseki AT460. The specifications are categorized into four main sections: Engine, Transmission, Dimensions, and Miscellaneous. By comparing these two tractors side by side, you can easily identify the similarities and differences between them and determine which one best suits your needs.
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David Brown 990 Selectamatic
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Iseki AT460
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| Images | No images available | |
| Engine | ||
| Engine - Manufacturer | David Brown | Iseki |
| Engine - Model | Not Specified | E4DE |
| Engine - Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine - Cylinder Orientation | - | - |
| Engine - Valve Configuration | - | - |
| Engine - Fuel Type | Diesel | Diesel |
| Engine - Induction Type | - | - |
| Engine - Cylinders | 4 | 4 |
| Engine - Displacement (ci) | 195 | 180.3 |
| Engine - Bore (in) | 3.94 | 3.82 |
| Engine - Stroke (in) | - | - |
| Engine - Rated RPM | 2200 | 2500 |
| Engine - Power Output (hp) | 55 | 45.3 |
| Transmission | ||
| Transmission - Type | Gear type with dry disc clutch | - |
| Transmission - Forward Gears | 6 (option 1) or 12 (option 2) | 24 |
| Transmission - Reverse Gears | - | - |
| Transmission - Total Gears | - | 48 |
| Dimensions | ||
| Length (in) | 126 (2WD) or 126.8 (4WD) | 139.8 |
| Width (in) | 63.8 | 62.2 |
| Height (in) | - | Height (ROPS): 101 | Height (cab): 90 |
| Operating Weight (lb) | 5,104 (2WD) or 5,798 (4WD) | ROPS: 3924 | Cab: 4277 |
| Miscellaneous | ||
| Chassis | 4x2 2WD or 4x4 MFWD 4WD | 4x4 MFWD 4WD |
| Drive Type | 2WD or 4WD | 4WD |
| Steering Type | Manual or hydrostatic power (optional) | Power |
| Coolant Capacity (qts) | 14.8 | - |
| Front Tire Diameter (in) | - | - |
| Front Tire Width (in) | 6.0 (2WD) or 9.5 (4WD) | - |
| Rear Tire Diameter (in) | 36 | - |
| Rear Tire Width (in) | 12.4 | - |
| Front/Rear Rim Diameter (in) | - | - |
| Tire Type | Ag | Standard (ag) |
| Manufacture - End Year | 1970 | - |
| Hitch Type | - | Category I |
| Hitch Category | - | - |
| Hitch Position | Rear | Rear |
| Hitch Capacity (lb) | 2,000 lbs | - |
| Operator Station Type | Open | ROPS/Cab |
| Starter Type | Electric | Electric |
| PTO Type | Transmission or live (option) | - |
| PTO Speed 1 (rpm) | 540 | - |
| PTO Speed 2 (rpm) | 1000 | - |
| PTO Speed 3 (rpm) | - | - |
| Brake Type | Differential mechanical expanding shoe | - |
| Hydraulic System Type | Open center | - |
