Agricultures
Komatsu Forest · 840 TX
4.9 SISU 49CWA CR146hp
From 1990 · 1990 → present
Tuning gain
+0HP
+90Nm
Stock HP
146hp
Tuned HP
146hp
Stock Torque
750Nm
Tuned Torque
840Nm
Power curve
Horsepower
+0 hpStock
146
Tuned
146
Torque curve
Torque
+90 NmStock
750
Tuned
840
Power & torque curves
Illustrative · interpolated from peak values- Stock HP
- Stock Nm
- Tuned HP
- Tuned Nm
Available tuning options· Chiptuning
SCR OFFDPF OFFEGR OFFdtc offecotuning (stage1)
About this tune
DynoVault's Stage 1 chiptuning for Komatsu Forest 840 TX 4.9 SISU 49CWA CR146hp delivers a measured gain of +0 hp (146 → 146) and +90 Nm of torque (750 → 840). The ECU file is custom-mapped per variant and tested against the original safety margins for boost, fueling, and EGT. Available with a lifetime tune warranty and optional fuel-economy mode.
Benefits
- ▸Custom file guarantee.
- ▸It may minimize fuel consumption.