International Harvester TD-24 Tests
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| Tractor Tests | |
| NTTL 447: diesel 8-speed crawler | |
| NTTL 529: diesel 8-speed crawler | |
| NTTL 630: diesel 8-speed crawler |
| Nebraska Tractor Test 447 | |
| Diesel 8-speed crawler June 29 - July 18, 1950 Link: Nebraska Tractor Test 447 file | |
| Drawbar performance | |
| Max power | 142.11 hp 106.0 kW |
| Gear 3 used for power test. | |
| Max pull | 33714 lbs 15292 kg |
| Gear 1 used for pull test. | |
| Nebraska Tractor Test 529 | |
| Diesel 8-speed crawler October 22 - 29, 1954 Link: Nebraska Tractor Test 529 file | |
| Drawbar performance | |
| Max power | 154.05 hp 114.9 kW |
| Gear 3 used for power test. | |
| Max pull | 37160 lbs 16855 kg |
| Gear 1 used for pull test. | |
| Nebraska Tractor Test 630 | |
| Diesel 8-speed crawler September 3 - 14, 1957 Link: Nebraska Tractor Test 630 file | |
| Drawbar performance | |
| Max power | 168.06 hp 125.3 kW |
| Gear 3 used for power test. | |
| Max pull | 41130 lbs 18656 kg |
| Gear 1 used for pull test. | |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on May 16, 2025 |