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Allis ChalmersModel A
Allis Chalmers D12
Row Crop
- power
- 31 hp
- displacement
- 149 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Row Crop
Allis Chalmers D12 vs Ventrac 4520P
VentracModel B
Ventrac 4520P
Lawn and Garden
- power
- 31 hp
- displacement
- 51.3 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers D12
vs
VentracVentrac 4520P
How they compare
Headline specs vs. the whole Row Crop
Engine Power
= Effectively tiedD1231 hp
4520P31 hp
Median Row Crop Tractor138 hp
D12 is in the 3rd percentile; 4520P is in the 3rd · 1,206 models
Engine Displacement
▲ D12 higher · +97.7 ci (+190%)D12149 ci
4520P51.3 ci
Median Row Crop Tractor391 ci
D12 is in the 4th percentile; 4520P is in the 1st · 1,409 models
Cylinders
▲ D12 higher · +2 (+100%)D124
4520P2
Median Row Crop Tractor6
D12 is in the 17th percentile; 4520P is in the 1st · 1,417 models
Operating Weight
▲ D12 higher · +1,225 lb (+78%)D122,800 lb
4520P1,575 lb
Median Row Crop Tractor12,307 lb
D12 is in the 2nd percentile; 4520P is in the 1st · 1,350 models
D12 (A)4520P (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ventrac | — |
| Model | D12 | 4520P | — |
| Category | Row Crop | Lawn and Garden | — |
Engine
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Manufacturer | Allis-Chalmers | Kawasaki | — |
| Model | Power-Crater | FD851D DFI | — |
| Power Output | 31hp | 31hp | Same |
| Rated RPM | 1,650RPM | Not recorded | — |
| Cylinders | 4 | 2 | ▲ D12+2 · +100% |
| Displacement | 149ci | 51.3ci | ▲ D12+97.7 ci · +190% |
| Bore | 3.5in | 3.2in | ▲ D12+0.3 in · +9% |
| Stroke | 3.9in | 3.1in | ▲ D12+0.8 in · +26% |
Transmission
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Type | Sliding Gear | hydrostatic | — |
Dimensions & Weight
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Length | 121in | 81.5in | ▲ D12+39.5 in · +48% |
| Width | Not recorded | 48.5in | — |
| Height | 76.5in | 68in | ▲ D12+8.5 in · +13% |
| Operating Weight | 2,800lb | 1,575lb | ▲ D12+1,225 lb · +78% |
Hydraulics
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| System Type | Live | Not recorded | — |
| Steering Type | Manual | articulated power | — |
Power Take-off (PTO)
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Type | Rear | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Ventrac Mount System | — |
| Hitch Category | I | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 articulated 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Manual | articulated power | — |
Electrical
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Coolant | 2gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D12 | Ventrac 4520P | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 3rd percentile (31 hp)B · 3rd percentile (31 hp)
Engine Displacement
median 391 ciA · 4th percentile (149 ci)B · 1st percentile (51.3 ci)
Cylinders
median 6A · 17th percentile (4)B · 1st percentile (2)
Operating Weight
median 12,307 lbA · 2nd percentile (2,800 lb)B · 1st percentile (1,575 lb)
Length
median 180 inA · 3rd percentile (121 in)B · 1st percentile (81.5 in)
A · D12B · 4520PMedian Row Crop Tractor