Up for sale is a used Engine Brake Level / Mode Switch
for various Kenworth semi truck models.
It may fit other makes as well.

The switch is made by DAV; it is a 3-position switch;
the part numbers are P27-1002-6 and/or 03225-02.

Please note the rocker shows some minor discoloration (see last two pictures).
Otherwise good working condition.

Please see photos.
Questions welcome. Thanks for looking.