

Automatic Transmission
A Twist of Fate
Aisin Seiki's six-speed transmission used in medium-duty trucks is called by various names. It is the AS68RC in Dodge incomplete-chassis...
Aisin Seiki's six-speed transmission used in medium-duty trucks is called by various names. It is the AS68RC in Dodge incomplete-chassis...
The Isuzu NPR Commercial Truck and GMC Forward Tiltmasters use an exhaust-brake system that assists in engine braking during downhill...