2017 Keystone RV Montana 3791RD, 5 Slides - Rear Den with Class Leading Storage - Auto Leveling - Dual 15k A/C plus Heat Pump 2017 Keystone RV Montana 3791RD North America's #1 Selling Luxury Fifth Wheel for 14 Consecutive Years. The right inspiration leads you to achieve greatness whether you are vacationing, adventuring or just relaxing. Montana fifth wheels enable you to achieve all three. To do this, Montana designs fifth wheels to provide enduring pleasure over the long haul and in every aspect of the ownership experience. Montana builds RVs that inspire. Specs for 3791RD Shipping Weight 13470 Carrying Capacity 3475 Hitch 2945 Length 41' 1" Height 13' 5" Fresh Water 66 Waste Water 49 Gray Water 88 LPG 60 Tire Size ST235/80R16E TraderOnline Ref# 120104955