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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

Row Crop
How they compare
Old Reliable 30-60 is in the 99th percentile; 7R 330 is in the 94th · 5,580 models
Old Reliable 30-60 is in the 3rd percentile; 7R 330 is in the 93rd · 5,720 models
Old Reliable 30-60 is in the 1st percentile; 7R 330 is in the 88th · 4,941 models
Old Reliable 30-60 is in the 95th percentile; 7R 330 is in the 95th · 5,107 models
Full comparison
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | John Deere | — |
| Model | Old Reliable 30-60 | 7R 330 | — |
| Category | Utility, Standard Tread | Row Crop | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | John Deere | — |
| Power Output | Not recorded | 330hp | — |
| Rated RPM | 300RPM | 2,100RPM | ▲ 7R 330+1,800 RPM · +600% |
| Cylinders | 2 | 6 | ▲ 7R 330+4 · +200% |
| Displacement | 2,356ci | 548ci | ▲ Old Reliable 30-60+1,808 ci · +330% |
| Bore | 10in | 4.7in | ▲ Old Reliable 30-60+5.3 in · +113% |
| Stroke | 15in | 5.4in | ▲ Old Reliable 30-60+9.6 in · +178% |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Type | Gear | Full Power Shift and Infinitely Variable Transmission (IVT) | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Length | 200in | 218in | ▲ 7R 330+18 in · +9% |
| Width | 106in | Not recorded | — |
| Height | 148in | Not recorded | — |
| Wheelbase | Not recorded | 115in | — |
| Operating Weight | 20,100lb | 22,800lb | ▲ 7R 330+2,700 lb · +13% |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| System Type | Not recorded | Closed-center pressure flow compensated | — |
| Steering Type | Manual | Power | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | Category 3 | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Manual | Power | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric | — |
| Spec | Hart-Parr Old Reliable 30-60 | John Deere 7R 330 | Difference |
|---|---|---|---|
| Coolant | 24gal | Not recorded | — |
Category context