
Allis ChalmersModel A
Allis Chalmers 4W-305
Utility
- power
- 305 hp
- displacement
- 731 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Utility

Utility
Row Crop
How they compare
4W-305 is in the 97th percentile; 7310R is in the 97th · 5,383 models
4W-305 is in the 96th percentile; 7310R is in the 94th · 5,580 models
4W-305 is in the 93rd percentile; 7310R is in the 93rd · 5,720 models
4W-305 is in the 86th percentile; 7310R is in the 88th · 4,941 models
Full comparison
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | 4W-305 | 7310R | — |
| Category | Utility | Row Crop | — |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | 6120T | PowerTech PSS | — |
| Power Output | 305hp | 310hp | ▲ 7310R+5 hp · +2% |
| Rated RPM | 2,300RPM | 2,100RPM | ▲ 4W-305+200 RPM · +10% |
| Cylinders | 6 | 6 | Same |
| Displacement | 731ci | 548ci | ▲ 4W-305+183 ci · +33% |
| Bore | 5.3in | 4.7in | ▲ 4W-305+0.6 in · +13% |
| Stroke | 5.6in | 5.4in | ▲ 4W-305+0.3 in · +6% |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Type | Two-speed power shift | Full power shift | — |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Length | 285in | 218in | ▲ 4W-305+67 in · +31% |
| Height | 139in | 132in | ▲ 4W-305+7 in · +5% |
| Operating Weight | 27,100lb | 24,970lb | ▲ 4W-305+2,130 lb · +9% |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| System Type | Closed center load-sensing | Closed center pressure-flow compensated | — |
| Steering Type | Hydraulic power | Hydrostatic power | — |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | III/IV | III/IIIN | — |
| Hitch Position | Rear | Rear | Same |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | 4x4 MFWD 4WD | — |
| Drive Type | 4WD | MFWD 4WD | — |
| Steering Type | Hydraulic power | Hydrostatic power | — |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Coolant | 18gal | 11.8gal | ▲ 4W-305+6.2 gal · +53% |
| Spec | Allis Chalmers 4W-305 | John Deere 7310R | Difference |
|---|---|---|---|
| Type | Cab | Cab | Same |
Category context