Allis ChalmersModel A
Allis Chalmers D19
Row Crop
- power
- 74.2 hp
- displacement
- 262 ci
- Cylinders
- 6
- Forward gears
- 8
Head to head · Row Crop
Allis Chalmers D19 vs Caterpillar D4D SA Special Application
CaterpillarModel B
Caterpillar D4D SA Special Application
Crawler
- power
- 74 hp
- displacement
- 425 ci
- Cylinders
- 4
- Forward gears
- 5
Allis ChalmersAllis Chalmers D19
vs
CaterpillarCaterpillar D4D SA Special Application
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ D19 higher · +0.2 hp (<1%)D1974.2 hp
D4D SA Special Application74 hp
Median Row Crop Tractor138 hp
D19 is in the 11th percentile; D4D SA Special Application is in the 11th · 1,206 models
Engine Displacement
▲ D4D SA Special Application higher · +163 ci (+62%)D19262 ci
D4D SA Special Application425 ci
Median Row Crop Tractor391 ci
D19 is in the 19th percentile; D4D SA Special Application is in the 71st · 1,409 models
Cylinders
▲ D19 higher · +2 (+50%)D196
D4D SA Special Application4
Median Row Crop Tractor6
D19 is in the 50th percentile; D4D SA Special Application is in the 17th · 1,417 models
Forward Gears
▲ D19 higher · +3 (+60%)D198
D4D SA Special Application5
Median Row Crop Tractor16
D19 is in the 16th percentile; D4D SA Special Application is in the 7th · 1,200 models
D19 (A)D4D SA Special Application (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Caterpillar | — |
| Model | D19 | D4D SA Special Application | — |
| Category | Row Crop | Crawler, Agricultural | — |
Engine
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Caterpillar | — |
| Model | Allis Chalmers 4.3L 6-cyl gasoline | D330 | — |
| Power Output | 74.2hp | 74hp | ▲ D19+0.2 hp · <1% |
| Rated RPM | 2,000RPM | 2,000RPM | Same |
| Cylinders | 6 | 4 | ▲ D19+2 · +50% |
| Displacement | 262ci | 425ci | ▲ D4D SA Special Application+163 ci · +62% |
| Bore | 3.6in | 4.8in | ▲ D4D SA Special Application+1.2 in · +33% |
| Stroke | 4.4in | 6in | ▲ D4D SA Special Application+1.6 in · +36% |
Transmission
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Type | Sliding gear | Gear | — |
Dimensions & Weight
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Length | 154in | 132in | ▲ D19+22 in · +17% |
| Width | 83.6in | 78in | ▲ D19+5.6 in · +7% |
| Height | 89in | 96in | ▲ D4D SA Special Application+7 in · +8% |
| Operating Weight | 6,650lb | 15,200lb | ▲ D4D SA Special Application+8,550 lb · +129% |
Hydraulics
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| System Type | Open center | Open Center | Same |
| Steering Type | Power assist | Not recorded | — |
Power Take-off (PTO)
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Type | Live | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler / Three-Point Hitch | Not recorded | — |
| Hitch Category | II | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | crawler | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Power assist | Not recorded | — |
| Brake Type | Differential mechanical band and dry disc | Not recorded | — |
Electrical
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Coolant | 3.8gal | 8gal | ▲ D4D SA Special Application+4.2 gal · +111% |
Operator Station
| Spec | Allis Chalmers D19 | Caterpillar D4D SA Special Application | Difference |
|---|---|---|---|
| Type | Open operator station | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 11th percentile (74.2 hp)B · 11th percentile (74 hp)
Engine Displacement
median 391 ciA · 19th percentile (262 ci)B · 71st percentile (425 ci)
Cylinders
median 6A · 50th percentile (6)B · 17th percentile (4)
Forward Gears
median 16A · 16th percentile (8)B · 7th percentile (5)
Operating Weight
median 12,307 lbA · 14th percentile (6,650 lb)B · 67th percentile (15,200 lb)
A · D19B · D4D SA Special ApplicationMedian Row Crop Tractor