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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 TAFE 3840
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Allis ChalmersAllis Chalmers D15
vs
TAFETAFE 3840
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ 3840 higher · +0.6 hp (+2%)D1537.4 hp
384038 hp
Median Row Crop Tractor138 hp
D15 is in the 3rd percentile; 3840 is in the 3rd · 1,206 models
Engine Displacement
▲ 3840 higher · +4 ci (+3%)D15149 ci
3840153 ci
Median Row Crop Tractor391 ci
D15 is in the 4th percentile; 3840 is in the 4th · 1,409 models
Cylinders
▲ D15 higher · +1 (+33%)D154
38403
Median Row Crop Tractor6
D15 is in the 17th percentile; 3840 is in the 2nd · 1,417 models
Forward Gears
= Effectively tiedD158
38408
Median Row Crop Tractor16
D15 is in the 16th percentile; 3840 is in the 16th · 1,200 models
D15 (A)3840 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | TAFE | — |
| Model | D15 | 3840 | — |
| Category | Row Crop | Utility | — |
Engine
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | TAFE | — |
| Model | Not recorded | S325.3 | — |
| Power Output | 37.4hp | 38hp | ▲ 3840+0.6 hp · +2% |
| Rated RPM | 2,000RPM | 2,000RPM | Same |
| Cylinders | 4 | 3 | ▲ D15+1 · +33% |
| Displacement | 149ci | 153ci | ▲ 3840+4 ci · +3% |
| Bore | 3.5in | 3.6in | ▲ 3840+0.1 in · +3% |
| Stroke | 3.9in | 5in | ▲ 3840+1.1 in · +28% |
Transmission
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Type | Partial power shift | Sliding mesh | — |
Dimensions & Weight
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Length | 130in | 126in | ▲ D15+4 in · +3% |
| Width | 67in | 63.8in | ▲ D15+3.2 in · +5% |
| Height | 80.2in | 88.6in | ▲ 3840+8.4 in · +10% |
| Operating Weight | 4,036lb | 3,858lb | ▲ D15+178 lb · +5% |
Hydraulics
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Steering Type | Power-assisted | Hydrostatic power | — |
Hitch & Towing
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Not recorded | — |
| Hitch Category | II/I | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Power-assisted | Hydrostatic power | — |
Electrical
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Capacities
| Spec | Allis Chalmers D15 | TAFE 3840 | Difference |
|---|---|---|---|
| Coolant | 2.8gal | 2.6gal | ▲ D15+0.2 gal · +8% |
Operator Station
| Spec | Allis Chalmers D15 | TAFE 3840 | 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 · 4th percentile (153 ci)
Cylinders
median 6A · 17th percentile (4)B · 2nd percentile (3)
Forward Gears
median 16A · 16th percentile (8)B · 16th percentile (8)
Operating Weight
median 12,307 lbA · 6th percentile (4,036 lb)B · 5th percentile (3,858 lb)
A · D15B · 3840Median Row Crop Tractor