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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 · Standard Tread
Utility

Standard Tread
How they compare
6A is in the 54th percentile; 21-32 is in the 50th · 353 models
6A is in the 93rd percentile; 21-32 is in the 50th · 367 models
6A is in the 79th percentile; 21-32 is in the 39th · 341 models
6A is in the 42nd percentile; 21-32 is in the 33rd · 297 models
Full comparison
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Twin City | — |
| Model | 6A | 21-32 | — |
| Category | Utility, Standard Tread | Standard Tread | — |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Manufacturer | Waukesha | Twin City | — |
| Rated RPM | 1,365RPM | 1,075RPM | ▲ 6A+290 RPM · +27% |
| Cylinders | 6 | 4 | ▲ 6A+2 · +50% |
| Displacement | 404ci | 382ci | ▲ 6A+22 ci · +6% |
| Bore | 4.3in | 4.5in | ▲ 21-32+0.2 in · +5% |
| Stroke | 4.8in | 6in | ▲ 21-32+1.2 in · +25% |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Length | 163in | 137in | ▲ 6A+26 in · +19% |
| Width | 70in | Not recorded | — |
| Height | 74in | 66in | ▲ 6A+8 in · +12% |
| Operating Weight | 6,370lb | 5,880lb | ▲ 6A+490 lb · +8% |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Manual | Not recorded | — |
| Spec | Advance-Rumely 6A | Twin City 21-32 | Difference |
|---|---|---|---|
| Coolant | 9.5gal | 9gal | ▲ 6A+0.5 gal · +6% |
Category context