
CaseIHModel A
CaseIH STX375QT Quadtrac
Articulated
- power
- 375 hp
- displacement
- 915 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Articulated

Articulated

Four-Wheel Drive
How they compare
STX375QT Quadtrac is in the 27th percentile; 9R 390 is in the 25th · 62 models
STX375QT Quadtrac is in the 78th percentile; 9R 390 is in the 47th · 61 models
STX375QT Quadtrac is in the 50th percentile; 9R 390 is in the 50th · 61 models
STX375QT Quadtrac is in the 50th percentile; 9R 390 is in the 97th · 59 models
Full comparison
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | John Deere | — |
| Model | STX375QT Quadtrac | 9R 390 | — |
| Category | Articulated | Four-Wheel Drive | — |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Manufacturer | Cummins | John Deere | — |
| Model | QSX15 | JD14 | — |
| Power Output | 375hp | 371hp | ▲ STX375QT Quadtrac+4 hp · +1% |
| Rated RPM | 2,000RPM | 2,100RPM | ▲ 9R 390+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 915ci | 826ci | ▲ STX375QT Quadtrac+89 ci · +11% |
| Bore | 5.4in | 5.2in | ▲ STX375QT Quadtrac+0.2 in · +4% |
| Stroke | 6.7in | 6.5in | ▲ STX375QT Quadtrac+0.2 in · +3% |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Type | Full Power Shift | Full power shift | Same |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Length | Not recorded | 313in | — |
| Width | 44in | Not recorded | — |
| Height | Not recorded | 147in | — |
| Operating Weight | 53,264lb | 46,800lb | ▲ STX375QT Quadtrac+6,464 lb · +14% |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| System Type | Pressure Flow Compensated | Closed center pressure/flow compensated | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Hitch Type | IVN/III | Not recorded | — |
| Hitch Category | Not recorded | Category 4N | — |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Chassis Type | 4X4 | Not recorded | — |
| Drive Type | Quad Track | Not recorded | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 14.9gal | — |
| Spec | CaseIH STX375QT Quadtrac | John Deere 9R 390 | Difference |
|---|---|---|---|
| Type | Not recorded | Cab | — |
Category context