20K steer w/ multiple pusher chassis

Anytime you specify a 20,000 lb. rated steer axle, and you’re adding lift axles, you need to think about creep rating or site rating.

Additional Gearing

Unequal Tank Volumes

This post deals with an overfull tank, not minor differences when using dual fuel gauges. An over full tank can have fuel exiting out of the vent line, or just always be nearly full while the other tank continually empties.