Allis ChalmersModel A
Allis Chalmers HD11
Crawler
- power
- 110 hp
- displacement
- 516 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Crawler
Allis Chalmers HD11 vs Allis Chalmers S
Allis ChalmersModel B
Allis Chalmers S
Crawler
- power
- Not recorded
- displacement
- 675 ci
- Cylinders
- 4
- Forward gears
- 5
Allis ChalmersAllis Chalmers HD11
vs
Allis ChalmersAllis Chalmers S
How they compare
Headline specs vs. the whole Crawler
Engine Displacement
▲ S higher · +159 ci (+31%)HD11516 ci
S675 ci
Median Crawler Tractor468 ci
HD11 is in the 58th percentile; S is in the 72nd · 191 models
Cylinders
▲ HD11 higher · +2 (+50%)HD116
S4
Median Crawler Tractor6
HD11 is in the 50th percentile; S is in the 33rd · 192 models
Forward Gears
▲ HD11 higher · +1 (+20%)HD116
S5
Median Crawler Tractor10
HD11 is in the 34th percentile; S is in the 25th · 179 models
Operating Weight
▲ HD11 higher · +900 lb (+4%)HD1121,000 lb
S20,100 lb
Median Crawler Tractor23,320 lb
HD11 is in the 48th percentile; S is in the 46th · 173 models
HD11 (A)S (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Allis Chalmers | Same |
| Model | HD11 | S | — |
| Category | Crawler, Agricultural | Crawler, Agricultural | Same |
Engine
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Allis Chalmers | Same |
| Model | HD-516 | Not recorded | — |
| Power Output | 110hp | Not recorded | — |
| Rated RPM | 1,800RPM | 1,050RPM | ▲ HD11+750 RPM · +71% |
| Cylinders | 6 | 4 | ▲ HD11+2 · +50% |
| Displacement | 516ci | 675ci | ▲ S+159 ci · +31% |
| Bore | 4.5in | 5.8in | ▲ S+1.3 in · +29% |
| Stroke | 5.6in | 6.5in | ▲ S+1 in · +18% |
Transmission
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Type | Sliding Gear | Gear | — |
Dimensions & Weight
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Length | 154in | 146in | ▲ HD11+8 in · +5% |
| Width | 40in | 97in | ▲ S+57 in · +143% |
| Height | 84in | 74in | ▲ HD11+10 in · +14% |
| Operating Weight | 21,000lb | 20,100lb | ▲ HD11+900 lb · +4% |
Hydraulics
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Chassis & Drive
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Chassis Type | Crawler | Crawler | Same |
| Drive Type | Not recorded | Track | — |
| Steering Type | Not recorded | Manual | — |
| Brake Type | Contracting band | Not recorded | — |
Electrical
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Coolant | 11gal | 12.5gal | ▲ S+1.5 gal · +14% |
Operator Station
| Spec | Allis Chalmers HD11 | Allis Chalmers S | Difference |
|---|---|---|---|
| Type | Open operator station | Not recorded | — |
Category context
Both models against the field
Engine Displacement
median 468 ciA · 58th percentile (516 ci)B · 72nd percentile (675 ci)
Cylinders
median 6A · 50th percentile (6)B · 33rd percentile (4)
Forward Gears
median 10A · 34th percentile (6)B · 25th percentile (5)
Operating Weight
median 23,320 lbA · 48th percentile (21,000 lb)B · 46th percentile (20,100 lb)
Length
median 146 inA · 54th percentile (154 in)B · 50th percentile (146 in)
A · HD11B · SMedian Crawler Tractor