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Hart-ParrModel A
Hart-Parr Old Reliable 30-60
Utility
- power
- Not recorded
- displacement
- 2,356 ci
- Cylinders
- 2
- Forward gears
- 1
Head to head · Utility
Utility

Utility
How they compare
Old Reliable 30-60 is in the 99th percentile; L3901-2WD is in the 26th · 5,580 models
Old Reliable 30-60 is in the 3rd percentile; L3901-2WD is in the 23rd · 5,720 models
Old Reliable 30-60 is in the 1st percentile; L3901-2WD is in the 23rd · 4,941 models
Old Reliable 30-60 is in the 95th percentile; L3901-2WD is in the 18th · 5,107 models
Full comparison
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | Kubota | — |
| Model | Old Reliable 30-60 | L3901-2WD | — |
| Category | Utility, Standard Tread | Utility | — |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | Kubota | — |
| Model | Not recorded | D1803-CR-E4 | — |
| Power Output | Not recorded | 37.5hp | — |
| Rated RPM | 300RPM | 2,700RPM | ▲ L3901-2WD+2,400 RPM · +800% |
| Cylinders | 2 | 3 | ▲ L3901-2WD+1 · +50% |
| Displacement | 2,356ci | 111ci | ▲ Old Reliable 30-60+2,245 ci · +2023% |
| Bore | 10in | 3.5in | ▲ Old Reliable 30-60+6.5 in · +186% |
| Stroke | 15in | 4.1in | ▲ Old Reliable 30-60+10.9 in · +266% |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Type | Gear | Manual with synchronized shuttle | — |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Length | 200in | 111in | ▲ Old Reliable 30-60+89 in · +80% |
| Width | 106in | 55.2in | ▲ Old Reliable 30-60+50.8 in · +92% |
| Height | 148in | 92.4in | ▲ Old Reliable 30-60+55.6 in · +60% |
| Operating Weight | 20,100lb | 2,591lb | ▲ Old Reliable 30-60+17,509 lb · +676% |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Steering Type | Manual | Power | — |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | I | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | Not recorded | 1,433lb | — |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Chassis Type | 4x2 | 4x2 | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Power | — |
| Brake Type | Not recorded | Mechanical wet disc | — |
| Spec | Hart-Parr Old Reliable 30-60 | Kubota L3901-2WD | Difference |
|---|---|---|---|
| Coolant | 24gal | 1.6gal | ▲ Old Reliable 30-60+22.4 gal · +1400% |
Category context