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 Shibaura SD3903
ShibauraModel B
Shibaura SD3903
Tractor
- power
- 39 hp
- displacement
- Not recorded
- Cylinders
- 3
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers D15 Series I
vs
ShibauraShibaura SD3903
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ D15 Series I higher · +1 hp (+3%)D15 Series I40 hp
SD390339 hp
Median Row Crop Tractor138 hp
D15 Series I is in the 4th percentile; SD3903 is in the 4th · 1,206 models
Cylinders
▲ D15 Series I higher · +1 (+33%)D15 Series I4
SD39033
Median Row Crop Tractor6
D15 Series I is in the 17th percentile; SD3903 is in the 2nd · 1,417 models
Operating Weight
▲ D15 Series I higher · +347 lb (+10%)D15 Series I3,990 lb
SD39033,643 lb
Median Row Crop Tractor12,307 lb
D15 Series I is in the 5th percentile; SD3903 is in the 4th · 1,350 models
Length
▲ SD3903 higher · +2 in (+2%)D15 Series I130 in
SD3903132 in
Median Row Crop Tractor180 in
D15 Series I is in the 6th percentile; SD3903 is in the 7th · 1,157 models
D15 Series I (A)SD3903 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Shibaura | — |
| Model | D15 Series I | SD3903 | — |
| Category | Row Crop | Not recorded | — |
Engine
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Shibaura | — |
| Model | Allis Chalmers | Not recorded | — |
| Power Output | 40hp | 39hp | ▲ D15 Series I+1 hp · +3% |
| Rated RPM | 2,000RPM | Not recorded | — |
| Cylinders | 4 | 3 | ▲ D15 Series I+1 · +33% |
| Displacement | 149ci | Not recorded | — |
| Bore | 3.5in | Not recorded | — |
| Stroke | 3.9in | Not recorded | — |
Transmission
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Not recorded | — |
Dimensions & Weight
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Length | 130in | 132in | ▲ SD3903+2 in · +2% |
| Width | 66.9in | 60in | ▲ D15 Series I+6.9 in · +12% |
| Height | 79.9in | 76in | ▲ D15 Series I+3.9 in · +5% |
| Operating Weight | 3,990lb | 3,643lb | ▲ D15 Series I+347 lb · +10% |
Hydraulics
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
Power Take-off (PTO)
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Live | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Not recorded | — |
| Hitch Category | II/I | 3 | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Manual | Not recorded | — |
| Brake Type | Expanding shoe | Not recorded | — |
Electrical
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Capacities
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Coolant | 2.8gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D15 Series I | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 4th percentile (40 hp)B · 4th percentile (39 hp)
Cylinders
median 6A · 17th percentile (4)B · 2nd percentile (3)
Operating Weight
median 12,307 lbA · 5th percentile (3,990 lb)B · 4th percentile (3,643 lb)
Length
median 180 inA · 6th percentile (130 in)B · 7th percentile (132 in)
Width
median 91.2 inA · 5th percentile (66.9 in)B · 2nd percentile (60 in)
A · D15 Series IB · SD3903Median Row Crop Tractor