Unfortunately the owners manual from Gulf Stream is a generic one size fit all document. There would be a glued in label on the inside of the front cover with some specific weight information, but that is about it. If you contact:
Kelly Telschow, Gulf Stream Coach Motorized Parts Rep @
[email protected] or
1-800-289-8787 Ext. 3304
Fax 574-830-1078
503 South Oakland Ave
Nappanee, IN 46550
She may be able to help.
Hope this helps
FBL