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Advance-RumelyModel A
Advance-Rumely 6A
Utility
- power
- Not recorded
- displacement
- 404 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Utility
Utility

Industrial
How they compare
6A is in the 90th percentile; Twenty-Eight is in the 82nd · 5,580 models
6A is in the 93rd percentile; Twenty-Eight is in the 50th · 5,720 models
6A is in the 11th percentile; Twenty-Eight is in the 3rd · 4,941 models
6A is in the 60th percentile; Twenty-Eight is in the 74th · 5,107 models
Full comparison
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Caterpillar | — |
| Model | 6A | Twenty-Eight | — |
| Category | Utility, Standard Tread | Industrial | — |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Manufacturer | Waukesha | Caterpillar | — |
| Rated RPM | 1,365RPM | 1,100RPM | ▲ 6A+265 RPM · +24% |
| Cylinders | 6 | 4 | ▲ 6A+2 · +50% |
| Displacement | 404ci | 277ci | ▲ 6A+127 ci · +46% |
| Bore | 4.3in | 4.2in | ▲ 6A+0.1 in · +2% |
| Stroke | 4.8in | 5.5in | ▲ Twenty-Eight+0.7 in · +15% |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Length | 163in | 116in | ▲ 6A+47 in · +41% |
| Width | 70in | 61.5in | ▲ 6A+8.5 in · +14% |
| Height | 74in | 60.6in | ▲ 6A+13.4 in · +22% |
| Operating Weight | 6,370lb | 7,870lb | ▲ Twenty-Eight+1,500 lb · +24% |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Manual | Not recorded | — |
| Spec | Advance-Rumely 6A | Caterpillar Twenty-Eight | Difference |
|---|---|---|---|
| Coolant | 9.5gal | Not recorded | — |
Category context