I am under the impression this may be the first model year after the original Shasta company was sold out to Coachmen.
<img style="max-width:100%;" src="http://i1178.photobucket.com/albums/x371/crw2620/Brochures%20and%20Reference/Wherever%20the%20Road%20Leads/scan0008_zpsac442859.jpg" alt=""><br><br>(Note the reference at the bottom of the page, "Shasta Industries Division of W.R. Grace)