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Allis ChalmersModel A
Allis Chalmers HD11AG
Industrial
- power
- 130 hp
- displacement
- 516 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Industrial
Allis Chalmers HD11AG vs Allis Chalmers HD9
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Allis ChalmersModel B
Allis Chalmers HD9
Industrial
- power
- Not recorded
- displacement
- 284 ci
- Cylinders
- 4
- Forward gears
- 6
Allis ChalmersAllis Chalmers HD11AG
vs
Allis ChalmersAllis Chalmers HD9
How they compare
Headline specs vs. the whole Industrial
Engine Displacement
▲ HD11AG higher · +232 ci (+82%)HD11AG516 ci
HD9284 ci
Median Industrial Tractor284 ci
HD11AG is in the 70th percentile; HD9 is in the 50th · 53 models
Cylinders
▲ HD11AG higher · +2 (+50%)HD11AG6
HD94
Median Industrial Tractor4
HD11AG is in the 88th percentile; HD9 is in the 50th · 55 models
Forward Gears
= Effectively tiedHD11AG6
HD96
Median Industrial Tractor5
HD11AG is in the 65th percentile; HD9 is in the 65th · 43 models
Operating Weight
▲ HD11AG higher · +4,200 lb (+22%)HD11AG23,000 lb
HD918,800 lb
Median Industrial Tractor9,127 lb
HD11AG is in the 81st percentile; HD9 is in the 70th · 49 models
HD11AG (A)HD9 (B)Median Industrial Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Allis Chalmers | Same |
| Model | HD11AG | HD9 | — |
| Category | Industrial | Industrial | Same |
Engine
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | General Motors | — |
| Model | 11000 | Not recorded | — |
| Power Output | 130hp | Not recorded | — |
| Rated RPM | 1,800RPM | 1,600RPM | ▲ HD11AG+200 RPM · +13% |
| Cylinders | 6 | 4 | ▲ HD11AG+2 · +50% |
| Displacement | 516ci | 284ci | ▲ HD11AG+232 ci · +82% |
| Bore | 4.4in | 4.3in | ▲ HD11AG+0.1 in · +2% |
| Stroke | 5.6in | 5in | ▲ HD11AG+0.6 in · +12% |
Transmission
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Length | 149in | 150in | ▲ HD9+1 in · <1% |
| Width | 95.9in | 95.1in | ▲ HD11AG+0.8 in · <1% |
| Height | 77.7in | 73.1in | ▲ HD11AG+4.6 in · +6% |
| Operating Weight | 23,000lb | 18,800lb | ▲ HD11AG+4,200 lb · +22% |
Electrical
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers HD11AG | Allis Chalmers HD9 | Difference |
|---|---|---|---|
| Coolant | 11gal | 7.3gal | ▲ HD11AG+3.7 gal · +51% |
Category context
Both models against the field
Engine Displacement
median 284 ciA · 70th percentile (516 ci)B · 50th percentile (284 ci)
Cylinders
median 4A · 88th percentile (6)B · 50th percentile (4)
Forward Gears
median 5A · 65th percentile (6)B · 65th percentile (6)
Operating Weight
median 9,127 lbA · 81st percentile (23,000 lb)B · 70th percentile (18,800 lb)
Length
median 125 inA · 60th percentile (149 in)B · 63rd percentile (150 in)
A · HD11AGB · HD9Median Industrial Tractor