C4.4 Six-Speed Automatic Transmission

Caterpillar's C4.4 is a six-speed, wide ratio fully automatic transmission that can be mated to the Caterpillar C4.4 unregulated truck engine to create integrated power packs for light to medium trucks for a variety of defense applications. 

• Electronic control system integrates with Engine Control Module (ECM) to allow seamless communication via J1939/500K CAN
• Features full diagnostic and programming with Caterpillar Electronic Technician (Cat ET)
• Light weight yet capable of high torque transfer (520-860 lb-ft)
• Accepts direct mounted two-speed transfer case for all-wheel drive applications, and the larger unit has side PTO capability
• Provides good fuel consumption and shift quality 
• Features maximum gross input power of 400 hp