Case Maxxum All 120 4.5 Tier 4A 121hp
Real standard and upgraded performance figures for the 120 4.5 Tier 4A 121hp engine in the Case Maxxum All.
These are real standard and Stage 1 (and where available, Stage 2) figures for the Case Maxxum All 120 4.5 Tier 4A 121hp — not a generic estimate for the model range.
| Horsepower (HP) | Torque (Nm) | |
|---|---|---|
| Standard | 121 | 1 |
| Stage 1 | 150 | 1 |
| Stage 2 | 164 | 1 |
- Make
- Case
- Model
- Maxxum
- Generation
- All
- Engine
- 120 4.5 Tier 4A 121hp
- Fuel type
- diesel
Frequently asked questions
Is Stage 1 tuning safe for the Case Maxxum All 120 4.5 Tier 4A 121hp?
Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.
How much more power does the 120 4.5 Tier 4A 121hp make after tuning?
Standard output is 121 HP / 1 Nm; Stage 1 on this engine typically reaches 150 HP / 1 Nm. Exact results can vary slightly with fuel quality and vehicle condition.
How long does a Case Maxxum All 120 4.5 Tier 4A 121hp remap take?
Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.
Can the 120 4.5 Tier 4A 121hp be reverted to its original file?
Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.