Alternators - 24V 70 or 105 amp, 12V 110 amp
Closed crankcase ventilation
Transmission gear oil cooler (engine mounted for HEX)
Additional engine and transmission sensor packages
Electric starting motors - 12V or 24V
Dual electric starting motors or combined electric/air
Electric fuel priming pump
PTO Drives - V-belt pulley stack, stub shaft
Duplex fuel and oil filters