276RLS Keystone Cougar Review Old Forum Closed – Maintained as an Archive › Old Forum Closed – Maintained as an Archive › Rig Specific Forums › Trailers › 276RLS Keystone Cougar Review Tagged: cougar fifth wheel trailer This topic has 0 replies, 1 voice, and was last updated 8 years, 11 months ago by Ray. Viewing 1 post (of 1 total) Author Posts September 15, 2013 at 8:28 pm #149 RayKeymaster Here is my review article detailing my experience with the Keystone Cougar 276RLSWE Fifth Wheel Trailer after using it for 18 months Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In