
ChamberlainModel A
Chamberlain 306
Utility
- power
- 70 hp
- displacement
- 306 ci
- Cylinders
- 6
- Forward gears
- 9
Head to head · Utility

Utility
Utility
How they compare
306 is in the 63rd percentile; 40KA is in the 43rd · 5,383 models
306 is in the 85th percentile; 40KA is in the 88th · 5,580 models
306 is in the 93rd percentile; 40KA is in the 3rd · 5,720 models
306 is in the 35th percentile; 40KA is in the 35th · 4,941 models
Full comparison
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Manufacturer | Chamberlain | Chamberlain | Same |
| Model | 306 | 40KA | — |
| Category | Utility, Standard Tread | Utility, Standard Tread | Same |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Manufacturer | Perkins | Chamberlain | — |
| Model | 6.306 | Not recorded | — |
| Power Output | 70hp | 48.5hp | ▲ 306+21.5 hp · +44% |
| Rated RPM | 2,000RPM | 1,200RPM | ▲ 306+800 RPM · +67% |
| Cylinders | 6 | 2 | ▲ 306+4 · +200% |
| Displacement | 306ci | 368ci | ▲ 40KA+62 ci · +20% |
| Bore | 3.6in | 6.1in | ▲ 40KA+2.5 in · +69% |
| Stroke | 5in | 6.3in | ▲ 40KA+1.3 in · +26% |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Type | Gear | Sliding gear | — |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Length | Not recorded | 135in | — |
| Width | Not recorded | 68in | — |
| Height | Not recorded | 90in | — |
| Operating Weight | Not recorded | 8,500lb | — |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Steering Type | Manual | Mechanical - Recirculating ball | — |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Hitch Category | II | Not recorded | — |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Mechanical - Recirculating ball | — |
| Spec | Chamberlain 306 | Chamberlain 40KA | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Category context