
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; 423 is in the 4th · 1,206 models
D15 Series I is in the 4th percentile; 423 is in the 4th · 1,409 models
D15 Series I is in the 17th percentile; 423 is in the 2nd · 1,417 models
D15 Series I is in the 16th percentile; 423 is in the 16th · 1,200 models
Full comparison
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | D15 Series I | 423 | — |
| Category | Row Crop | Utility | — |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | Allis Chalmers | D-155 | — |
| Power Output | 40hp | 40hp | Same |
| Rated RPM | 2,000RPM | 1,900RPM | ▲ D15 Series I+100 RPM · +5% |
| Cylinders | 4 | 3 | ▲ D15 Series I+1 · +33% |
| Displacement | 149ci | 155ci | ▲ 423+6 ci · +4% |
| Bore | 3.5in | 3.9in | ▲ 423+0.4 in · +11% |
| Stroke | 3.9in | 4.4in | ▲ 423+0.5 in · +13% |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Gear | — |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Length | 130in | 122in | ▲ D15 Series I+8 in · +7% |
| Width | 66.9in | 64in | ▲ D15 Series I+2.9 in · +5% |
| Height | 79.9in | 61in | ▲ D15 Series I+18.9 in · +31% |
| Operating Weight | 3,990lb | 4,443lb | ▲ 423+453 lb · +11% |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Type | Live | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Three-point hitch | — |
| Hitch Category | II/I | II/I | Same |
| Hitch Position | Rear | Rear | Same |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Not recorded | — |
| Brake Type | Expanding shoe | Not recorded | — |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Coolant | 2.8gal | 3.4gal | ▲ 423+0.6 gal · +21% |
| Spec | Allis Chalmers D15 Series I | International Harvester 423 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context