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New 2026 Outdoors RV Creek Side Mountain Series 21RBS

Travel Trailer
Stock # 31079
Sumner, WA
Virtual Tour SEO-Optimized-May-2026 Outdoors-RV-Dealer-PNW
Compact mountain-ready couple's coach—featuring a deep U-shaped dinette slide-out, premium 4-season insulation, and a rugged custom steel chassis built for off-grid backcountry exploring.
What Other Customers Are Saying
  • I strongly suggest you consider Sumner RV!

    Just wanted to write a review of everyone we have come in contact with at sumner RV.. I have owned 3 previous RV's.. I searched for many months , on line,and at shows to figure out what I wanted next.. I decided on an Arctic Fox trailer 28F.. I didn't bank on the absolutely GREAT customer care before
    Cathy
  • We would not go any place else for our RV needs.

    We've done business with Sumner RV for at least 20 years. It's where we go first for RV parts and service when we aren't looking for a new trailer.You can not find a better group of people in Sales and Parts. Friendly, honest and no pressure sales. We want to especially thank Brannon (the owner) for
    Anonymous
  • Thanks to everyone at Sumner RV that made us feel very special!

    After my husband and I returned from our vacation to Glacier National Park and Yellowstone in our Teardrop trailer (room for only 2), we decided it was time to upgrade! We spent a few months checking out RV dealers in Tacoma, Puyallup, and Fife. We saw a couple trailers we thought were nice and could
    Cathy

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