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

Row Crop
Utility
How they compare
D21 Series II is in the 40th percentile; N111e is in the 41st · 1,206 models
D21 Series II is in the 72nd percentile; N111e is in the 23rd · 1,409 models
D21 Series II is in the 50th percentile; N111e is in the 17th · 1,417 models
D21 Series II is in the 16th percentile; N111e is in the 95th · 1,200 models
Full comparison
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valtra | — |
| Model | D21 Series II | N111e | — |
| Category | Row Crop | Utility | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | SisuDiesel | — |
| Model | 3500 | 44CWA | — |
| Power Output | 121hp | 124hp | ▲ N111e+3 hp · +2% |
| Rated RPM | 2,200RPM | 1,800RPM | ▲ D21 Series II+400 RPM · +22% |
| Cylinders | 6 | 4 | ▲ D21 Series II+2 · +50% |
| Displacement | 426ci | 269ci | ▲ D21 Series II+157 ci · +58% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 4.7in | ▲ D21 Series II+0.3 in · +6% |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Type | Sliding gear with dry disc clutch | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Length | 160in | 177in | ▲ N111e+17 in · +11% |
| Width | 91.3in | 89.3in | ▲ D21 Series II+2 in · +2% |
| Height | 106in | 114in | ▲ N111e+8 in · +8% |
| Operating Weight | 9,502lb | 10,690lb | ▲ N111e+1,188 lb · +13% |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Steering Type | Power | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Type | Independent | Optional Transmission or Live PTO | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | III/II | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Power | Not recorded | — |
| Brake Type | Band actuated disc | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Coolant | 7.8gal | Not recorded | — |
| Spec | Allis Chalmers D21 Series II | Valtra N111e | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context