The 722.6 transmission also known as the NAG1 is a speed automatic transmission that was developed in 1996. The 722.6 transmission contains five forward gears and two reverse gears. The 722.6 transmission's high torque capacity allows to remain a great pairing for Sprinters, Jeep Wranglers, commercial vehicles and V12 four-cylinder engines. Raybestos Powertrain offers several aftermarket 722.6 solutions that include the use of GPZ friction material and Stage-1 friction material to increase clutch life and durability in high-stress driven vehicles.