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
Allis Chalmers D15 Series I vs Farmall Super H
FarmallModel B
Farmall Super H
Row Crop
- power
- 40.8 hp
- displacement
- 164 ci
- Cylinders
- 4
- Forward gears
- 5
Allis ChalmersAllis Chalmers D15 Series I
vs
FarmallFarmall Super H
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ Super H higher · +0.8 hp (+2%)D15 Series I40 hp
Super H40.8 hp
Median Row Crop Tractor138 hp
D15 Series I is in the 4th percentile; Super H is in the 4th · 1,206 models
Engine Displacement
▲ Super H higher · +15 ci (+10%)D15 Series I149 ci
Super H164 ci
Median Row Crop Tractor391 ci
D15 Series I is in the 4th percentile; Super H is in the 5th · 1,409 models
Cylinders
= Effectively tiedD15 Series I4
Super H4
Median Row Crop Tractor6
D15 Series I is in the 17th percentile; Super H is in the 17th · 1,417 models
Forward Gears
▲ D15 Series I higher · +3 (+60%)D15 Series I8
Super H5
Median Row Crop Tractor16
D15 Series I is in the 16th percentile; Super H is in the 7th · 1,200 models
D15 Series I (A)Super H (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Farmall | — |
| Model | D15 Series I | Super H | — |
| Category | Row Crop | Row Crop | Same |
Engine
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | Allis Chalmers | C164 | — |
| Power Output | 40hp | 40.8hp | ▲ Super H+0.8 hp · +2% |
| Rated RPM | 2,000RPM | 1,650RPM | ▲ D15 Series I+350 RPM · +21% |
| Cylinders | 4 | 4 | Same |
| Displacement | 149ci | 164ci | ▲ Super H+15 ci · +10% |
| Bore | 3.5in | 3.5in | Same |
| Stroke | 3.9in | 4.3in | ▲ Super H+0.4 in · +10% |
Transmission
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Sliding gear | — |
Dimensions & Weight
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Length | 130in | 133in | ▲ Super H+3 in · +2% |
| Width | 66.9in | 75.5in | ▲ Super H+8.6 in · +13% |
| Height | 79.9in | 85in | ▲ Super H+5.1 in · +6% |
| Operating Weight | 3,990lb | 3,875lb | ▲ D15 Series I+115 lb · +3% |
Hydraulics
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
Power Take-off (PTO)
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Type | Live | Not recorded | — |
| Speed 1 | 540rpm | 540rpm | Same |
Hitch & Towing
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Not recorded | — |
| Hitch Category | II/I | Category 3 | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
| Brake Type | Expanding shoe | Mechanical disc | — |
Electrical
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Coolant | 2.8gal | 4.1gal | ▲ Super H+1.3 gal · +46% |
Operator Station
| Spec | Allis Chalmers D15 Series I | Farmall Super H | Difference |
|---|---|---|---|
| Type | Open | Open operator station | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 4th percentile (40 hp)B · 4th percentile (40.8 hp)
Engine Displacement
median 391 ciA · 4th percentile (149 ci)B · 5th percentile (164 ci)
Cylinders
median 6A · 17th percentile (4)B · 17th percentile (4)
Forward Gears
median 16A · 16th percentile (8)B · 7th percentile (5)
Operating Weight
median 12,307 lbA · 5th percentile (3,990 lb)B · 5th percentile (3,875 lb)
A · D15 Series IB · Super HMedian Row Crop Tractor