Automatic Transmission, 5 speed 1000 Total Fill is 13.0 quarts.
DO NOT drain the fluid if only the transmission spin-on oil filter is being replaced.
The fluid capacity, of your Allison transmission, is 28 quarts. The filter will take and additional pint. The manufacturer recommends that you do not over fill the transmission.
For a oil change including spin on filter between 16 and 20 quarts.
more then 4 quarts
Engine oil with filter change 4.0 quarts to 4.5 quarts
It should hold 10 quarts.
10 quarts
9 and a half
10 quarts
10 quarts.
Oil capacity is 10 US quarts + .5 quart for the filter.
9.5
10.1 quarts