
FarmallModel A
Farmall Super A-1
Row Crop
- power
- Not recorded
- displacement
- 123 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Row Crop

Row Crop
Row Crop
How they compare
Super A-1 is in the 2nd percentile; 21 Colt is in the 2nd · 1,409 models
Super A-1 is in the 17th percentile; 21 Colt is in the 17th · 1,417 models
Super A-1 is in the 4th percentile; 21 Colt is in the 4th · 1,200 models
Super A-1 is in the 1st percentile; 21 Colt is in the 3rd · 1,157 models
Full comparison
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Manufacturer | Farmall | Massey-Harris | — |
| Model | Super A-1 | 21 Colt | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Manufacturer | International Harvester | Continental | — |
| Model | C-123 | F124 | — |
| Rated RPM | 1,450RPM | 1,800RPM | ▲ 21 Colt+350 RPM · +24% |
| Cylinders | 4 | 4 | Same |
| Displacement | 123ci | 124ci | ▲ 21 Colt+1 ci · <1% |
| Bore | 3.1in | 3in | ▲ Super A-1+0.1 in · +3% |
| Stroke | 4in | 4.4in | ▲ 21 Colt+0.4 in · +10% |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Length | 107in | 123in | ▲ 21 Colt+16 in · +15% |
| Width | 55.9in | Not recorded | — |
| Height | 81.8in | 65.8in | ▲ Super A-1+16 in · +24% |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Type I (optional) | — |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Coolant | 3.8gal | Not recorded | — |
| Spec | Farmall Super A-1 | Massey-Harris 21 Colt | Difference |
|---|---|---|---|
| Type | Not recorded | Open | — |
Category context