International Harvester TD-20 vs Wagner TR-9
Side-by-side specs comparison
Verdict by the numbers
- The International Harvester TD-20 is more powerful than the Wagner TR-9: 134 HP versus 120 HP (+14 HP, +12%).
- The International Harvester TD-20 is the more recent model: production started in 1958, versus 1955 for the Wagner TR-9.
Full specs comparison
| International Harvester TD-20 | Wagner TR-9 | |
|---|---|---|
| Power | 134 HP | 120 HP |
| Production years | 1958–1962 | 1955–1960 |
| Fuel | Diesel | Diesel |
| Cylinders | 6 | 4 |
| Displacement | 11.3 L | 8.1 L |
| Weight | — | 6 926 kg |
| Drive | — | 4WD |
| Transmission | Gear | Gear |
| Gears (fwd/rev) | — | 10 / 2 |
| Wheelbase | — | 274 cm |
| Length | — | 508 cm |
| Cab | — | Yes |
Frequently asked questions
Which is more powerful, the International Harvester TD-20 or the Wagner TR-9?
The International Harvester TD-20 is more powerful than the Wagner TR-9: 134 HP versus 120 HP (+14 HP, +12%).
Which is more recent, the International Harvester TD-20 or the Wagner TR-9?
The International Harvester TD-20 is the more recent model: production started in 1958, versus 1955 for the Wagner TR-9.

