The Shift-X-Wire 4.2 system replaces the mechanical shift lever and control cable that is standard in medium-duty trucks and buses with the Allison Transmission 1000 & 2000 series.
Gear Sets for 9.25” Ram and GM Front Axles
American Axle & Manufacturing (AAM), a manufacturer of axle components, driveshaft components, and repair kits for OE vehicles, has made available new 4.56 and 5.13 ratio ring and pinion gear sets for the Ram and GM 9.25” front axles.