
Allis ChalmersModel A
Allis Chalmers D15 Series I
Row Crop
- power
- 40 hp
- displacement
- 149 ci
- Cylinders
- 4
- Forward gears
- 8
Head to head · Row Crop

Row Crop
Utility
How they compare
D15 Series I is in the 4th percentile; 4020R is in the 4th · 1,206 models
D15 Series I is in the 4th percentile; 4020R is in the 1st · 1,409 models
D15 Series I is in the 17th percentile; 4020R is in the 2nd · 1,417 models
D15 Series I is in the 16th percentile; 4020R is in the 27th · 1,200 models
Full comparison
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Branson | — |
| Model | D15 Series I | 4020R | — |
| Category | Row Crop | Utility | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Kukje | — |
| Model | Allis Chalmers | A1700T1 | — |
| Power Output | 40hp | 40hp | Same |
| Rated RPM | 2,000RPM | 2,600RPM | ▲ 4020R+600 RPM · +30% |
| Cylinders | 4 | 3 | ▲ D15 Series I+1 · +33% |
| Displacement | 149ci | 105ci | ▲ D15 Series I+44 ci · +42% |
| Bore | 3.5in | 3.5in | Same |
| Stroke | 3.9in | 3.7in | ▲ D15 Series I+0.2 in · +5% |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Syncro shuttle | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Length | 130in | 130in | Same |
| Width | 66.9in | 64in | ▲ D15 Series I+2.9 in · +5% |
| Height | 79.9in | 97.9in | ▲ 4020R+18 in · +23% |
| Operating Weight | 3,990lb | 4,063lb | ▲ 4020R+73 lb · +2% |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Manual | Hydrostatic power | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Type | Live | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Front Tire Size | Not recorded | 9.5-16 | — |
| Rear Tire Size | Not recorded | 12.4-28 | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Not recorded | — |
| Hitch Category | II/I | I | — |
| Hitch Position | Rear | Rear | Same |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Manual | Hydrostatic power | — |
| Brake Type | Expanding shoe | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Coolant | 2.8gal | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | Branson 4020R | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context