Last week, we broke the news that, according to our sources, Ram Trucks will finally update the transmissions for Cummins Turbo Diesel-powered 2025 Ram Heavy Duties. The ZF Powerline 8-speed automatic is reportedly on the way to replace the aging 68RFE and Aisin AS69RC 6-speed automatic transmissions in Ram Heavy Duty pickups. When we broke the news about the ZF Powerline 8-speed, many were quick to point out that the transmission’s maximum torque rating is 1,000 pound-feet of torque. It is important to remember that the current rating is based on a commercial application (much heavier duty cycle) in a … (read full article...)


Last edited by a moderator: