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Ratings
ISX EPA-07 Family 3 Linehaul Truck Applications
Engine Model Advertised Hp Peak Torque Governed RPM
ISX 6006002050 @ 12002000
ISX 6006001850 @ 12002000
ISX 5505501850 @ 12002000
ISX 5255251850 @ 12002000
                            
ISX EPA-07 Family 2 Linehaul Truck Applications
ISX 550**5501850 @ 12002000
ISX 500 ST5001650/1850 @ 12002000
ISX 5005001850 @12002000
ISX 5005001650 @12002000
ISX 485 ST4851650/1850 @12002000
ISX 4854851850 @ 12002000
ISX 4854851650 @12002000
ISX 455 ST4551550/1750 @12002000
                            
ISX EPA-07 Family 1 Linehaul Truck Applications
ISX 475 **4751650 @ 12002100
ISX 450 ST4501550/1750 @ 12002100
ISX 450 ST4501450/1650 @ 12002100
ISX 4504501650 @ 12002100
ISX 4504501550 @ 12002100
ISX 425 ST4251550/1750 @ 12002100
ISX 425 ST4251450/1650 @ 12002100
ISX 4254251650 @ 12002100
ISX 400 ST4001550/1750 @ 12002100
ISX 400 ST4001450/1650 @ 12002100
ISX 4004001450 @ 12002100
ISX 385 ST*3851450/1550 @ 12002100
                            
ISX EPA-07 Vocational Truck Applications
ISX 500 V5001850 @ 12002000
ISX 500 V5001650 @ 12002000
ISX 435 V4351450 @ 12002000

* ISX 385 ST - Available without Intebrake
** Family 1 ISX 475 and Family 2 ISX 550 Service Calibrations Only

Please note: ISX Family 1 and Family 2 SmartTorque ratings of 1550/1750 may require additional consideration for transmission compatibility
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