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

Articulated
Four-Wheel Drive
How they compare
STX425QT Quadtrac is in the 38th percentile; MT835C is in the 34th · 62 models
STX425QT Quadtrac is in the 78th percentile; MT835C is in the 86th · 61 models
STX425QT Quadtrac is in the 50th percentile; MT835C is in the 50th · 61 models
STX425QT Quadtrac is in the 50th percentile; MT835C is in the 50th · 59 models
Full comparison
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | Challenger | — |
| Model | STX425QT Quadtrac | MT835C | — |
| Category | Articulated | Four-Wheel Drive | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Manufacturer | Cummins | Caterpillar | — |
| Model | QSX15 | C15 ACERT | — |
| Power Output | 425hp | 402hp | ▲ STX425QT Quadtrac+23 hp · +6% |
| Rated RPM | 2,000RPM | 2,100RPM | ▲ MT835C+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 915ci | 928ci | ▲ MT835C+13 ci · +1% |
| Bore | 5.4in | 5.4in | Same |
| Stroke | 6.7in | 6.8in | ▲ MT835C+0.1 in · +1% |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Type | Full power shift | Selective gear fixed ratio with full range operator controlled power shift | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Length | Not recorded | 270in | — |
| Width | 44in | 142in | ▲ MT835C+98 in · +223% |
| Height | Not recorded | 138in | — |
| Operating Weight | 53,264lb | 50,000lb | ▲ STX425QT Quadtrac+3,264 lb · +7% |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| System Type | Pressure flow compensated (PFC) | Closed center pressure-flow compensated | — |
| Steering Type | Hydrostatic power | Speed sensitive differential | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Hitch Category | IVN/III | IVN | — |
| Hitch Position | Rear | Rear | Same |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Chassis Type | 4x4 (Quadtrac) | Not recorded | — |
| Drive Type | 4WD | Not recorded | — |
| Steering Type | Hydrostatic power | Speed sensitive differential | — |
| Brake Type | Not recorded | Wet multiple disc hydraulically actuated | — |
| Spec | CaseIH STX425QT Quadtrac | Challenger MT835C | Difference |
|---|---|---|---|
| Starter Type | Electric, 12 volts | Electric, 12 volt | — |
Category context