
CaseIHModel A
CaseIH STX425QT Quadtrac
Articulated
- power
- 425 hp
- displacement
- 915 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Articulated

Articulated
Agricultural
How they compare
STX425QT Quadtrac is in the 38th percentile; 95E is in the 37th · 62 models
STX425QT Quadtrac is in the 78th percentile; 95E is in the 20th · 61 models
STX425QT Quadtrac is in the 50th percentile; 95E is in the 50th · 61 models
STX425QT Quadtrac is in the 50th percentile; 95E is in the 3rd · 59 models
Full comparison
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | Challenger | — |
| Model | STX425QT Quadtrac | 95E | — |
| Category | Articulated | Agricultural | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Manufacturer | Cummins | Caterpillar | — |
| Model | QSX15 | Not recorded | — |
| Power Output | 425hp | 410hp | ▲ STX425QT Quadtrac+15 hp · +4% |
| Rated RPM | 2,000RPM | 2,100RPM | ▲ 95E+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 915ci | 729ci | ▲ STX425QT Quadtrac+186 ci · +26% |
| Bore | 5.4in | 5.1in | ▲ STX425QT Quadtrac+0.3 in · +6% |
| Stroke | 6.7in | 5.9in | ▲ STX425QT Quadtrac+0.8 in · +14% |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Type | Full power shift | Full power shift | Same |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Width | 44in | 25in | ▲ STX425QT Quadtrac+19 in · +76% |
| Operating Weight | 53,264lb | 35,520lb | ▲ STX425QT Quadtrac+17,744 lb · +50% |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| System Type | Pressure flow compensated (PFC) | Closed center | — |
| Steering Type | Hydrostatic power | Hydrostatic differential steering | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Hitch Category | IVN/III | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Chassis Type | 4x4 (Quadtrac) | Crawler | — |
| Drive Type | 4WD | Tracks | — |
| Steering Type | Hydrostatic power | Hydrostatic differential steering | — |
| Brake Type | Not recorded | Hydraulic caliper disc | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Starter Type | Electric, 12 volts | Electric | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Coolant | Not recorded | 20gal | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger 95E | Difference |
|---|---|---|---|
| Type | Not recorded | Cab | — |
Category context