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Allis ChalmersModel A
Allis Chalmers D15
Row Crop
- power
- 37.4 hp
- displacement
- 149 ci
- Cylinders
- 4
- Forward gears
- 8
Head to head · Row Crop
Allis Chalmers D15 vs John Deere 40C
Image not recorded
John DeereModel B
John Deere 40C
Utility
- power
- 38 hp
- displacement
- 101 ci
- Cylinders
- 2
- Forward gears
- 12
Allis ChalmersAllis Chalmers D15
vs
John DeereJohn Deere 40C
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ 40C higher · +0.6 hp (+2%)D1537.4 hp
40C38 hp
Median Row Crop Tractor138 hp
D15 is in the 3rd percentile; 40C is in the 3rd · 1,206 models
Engine Displacement
▲ D15 higher · +48 ci (+48%)D15149 ci
40C101 ci
Median Row Crop Tractor391 ci
D15 is in the 4th percentile; 40C is in the 1st · 1,409 models
Cylinders
▲ D15 higher · +2 (+100%)D154
40C2
Median Row Crop Tractor6
D15 is in the 17th percentile; 40C is in the 1st · 1,417 models
Forward Gears
▲ 40C higher · +4 (+50%)D158
40C12
Median Row Crop Tractor16
D15 is in the 16th percentile; 40C is in the 27th · 1,200 models
D15 (A)40C (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | D15 | 40C | — |
| Category | Row Crop | Utility | — |
Engine
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | Not recorded | LDW 1603 | — |
| Power Output | 37.4hp | 38hp | ▲ 40C+0.6 hp · +2% |
| Rated RPM | 2,000RPM | 1,850RPM | ▲ D15+150 RPM · +8% |
| Cylinders | 4 | 2 | ▲ D15+2 · +100% |
| Displacement | 149ci | 101ci | ▲ D15+48 ci · +48% |
| Bore | 3.5in | 4in | ▲ 40C+0.5 in · +14% |
| Stroke | 3.9in | 4in | ▲ 40C+0.1 in · +3% |
Transmission
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Type | Partial power shift | Synchronized | — |
Dimensions & Weight
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Length | 130in | 121in | ▲ D15+9 in · +7% |
| Width | 67in | 43.4in | ▲ D15+23.6 in · +54% |
| Height | 80.2in | 78.7in | ▲ D15+1.5 in · +2% |
| Operating Weight | 4,036lb | 4,500lb | ▲ 40C+464 lb · +11% |
Hydraulics
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Steering Type | Power-assisted | Manual | — |
Hitch & Towing
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Rear Type: I/IN | — |
| Hitch Category | II/I | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | MFWD 4WD | — |
| Steering Type | Power-assisted | Manual | — |
Electrical
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Coolant | 2.8gal | 3.5gal | ▲ 40C+0.7 gal · +25% |
Operator Station
| Spec | Allis Chalmers D15 | John Deere 40C | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 3rd percentile (37.4 hp)B · 3rd percentile (38 hp)
Engine Displacement
median 391 ciA · 4th percentile (149 ci)B · 1st percentile (101 ci)
Cylinders
median 6A · 17th percentile (4)B · 1st percentile (2)
Forward Gears
median 16A · 16th percentile (8)B · 27th percentile (12)
Operating Weight
median 12,307 lbA · 6th percentile (4,036 lb)B · 6th percentile (4,500 lb)
A · D15B · 40CMedian Row Crop Tractor