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Allis ChalmersModel A
Allis Chalmers D21 Series I
Row Crop
- power
- 103 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 8
Head to head · Row Crop
Row Crop

Agricultural
How they compare
D21 Series I is in the 27th percentile; 5460SA is in the 28th · 1,206 models
D21 Series I is in the 72nd percentile; 5460SA is in the 23rd · 1,409 models
D21 Series I is in the 50th percentile; 5460SA is in the 17th · 1,417 models
D21 Series I is in the 16th percentile; 5460SA is in the 50th · 1,200 models
Full comparison
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Massey Ferguson | — |
| Model | D21 Series I | 5460SA | — |
| Category | Row Crop | Agricultural | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Perkins | — |
| Model | 3400 | 1104 | — |
| Power Output | 103hp | 105hp | ▲ 5460SA+2 hp · +2% |
| Rated RPM | 2,200RPM | 2,200RPM | Same |
| Cylinders | 6 | 4 | ▲ D21 Series I+2 · +50% |
| Displacement | 426ci | 269ci | ▲ D21 Series I+157 ci · +58% |
| Bore | 4.3in | 3.9in | ▲ D21 Series I+0.4 in · +10% |
| Stroke | 5in | 5in | Same |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Type | Sliding gear with dry disc clutch | Speedshift | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Length | 161in | Not recorded | — |
| Width | 91.6in | 79.1in | ▲ D21 Series I+12.5 in · +16% |
| Height | 107in | 97in | ▲ D21 Series I+10 in · +10% |
| Operating Weight | 9,500lb | 7,838lb | ▲ D21 Series I+1,662 lb · +21% |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Power | Hydrostatic power | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Category II | — |
| Hitch Category | III/II | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | Not recorded | 6,600lb | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Power | Hydrostatic power | — |
| Brake Type | Band actuated disc | Not recorded | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Coolant | 5.3gal | Not recorded | — |
| Spec | Allis Chalmers D21 Series I | Massey Ferguson 5460SA | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context