{"@context":"https://schema.org","@type":"Product","name":"6 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES RVs for sale near Sumner","offers":{"@type":"AggregateOffer","offerCount":6,"lowPrice":"63416.00","highPrice":"75541.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series-23bcs/67622b5a-709f-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES 23BCS","description":"2026 Outdoors RV Back Country Series MTN TRX 23BCS,

Outdoors RV Back Country Series MTN TRX travel trailer 23BCS highlights:

Front Private Bedroom
Bunk Beds
Single Slide
Exterior Kitchen
Garage Storage Door under Bunks

You will have everything you need for a comfortable camping trip in this travel trailer! The front private bedroom has a queen bed with wardrobes on either side to keep your clothes out of the way. There is a set of 50\" x 74\" bunk beds with a garage storage door and next to the rear corner bathroom. The chef can either prepare their best home cooked meals indoors with the sunken range, flip-up counter, and 12V fridge, or head to the exterior pull-out kitchen. Enjoy your meals at the 45\" x 84\" mountain dinette slide while a show plays on the swing out 40\" TV at the entertainment center.

Each Back Country MTN TRX travel trailer by Outdoors RV is designed for camping off-grid plus you can go off-road, camp in national forest or even enjoy primitive style camping! Built with a custom-built cambered off-road HD 8' chassis, Mountain Extreme thermal pane windows, 16\" Goodyear Endurance radial tires, plus more Climate Designed Four Seasons features allowing you to camp during any season. Some other standout features include a 24\" Xtra tall power tongue jack, an HD full fiberglass front cap, and a Cummins Onan 3.6k on-board LP generator to keep your adventures going. Some of the interior highlights include a Mountain Comfort premium mattress, an easy access Home Defense bed safe, vaulted radius ceiling that provides approximately 5\" of additional headroom for a spacious interior, a Bluetooth sound system, and LG solid surface kitchen countertops for style and easy care.

","itemCondition":"Used","priceCurrency":"USD","price":"63416.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series-23bcs/52b18fa2-75e3-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES 23BCS","description":"2026 Outdoors RV Back Country Series MTN TRX Titanium Series 23BCS,

Outdoors RV Back Country Series MTN TRX Titanium Series travel trailer 23BCS highlights:

Front Private Bedroom
Bunk Beds
Single Slide
Exterior Kitchen
Garage Storage Door under Bunks

Each Back Country MTN TRX Titanium Series travel trailer by Outdoors RV is designed for camping off-grid plus you can go off-road, camp in national forest or even enjoy primitive style camping! There is a Lamilux HD 4000 high-gloss silver fiberglass exterior, sleek design frameless thermal pane windows, and a silver fiberglass front cap that gives these units a premium trim! You will also appreciate the Ground Control auto leveling and the wireless rear and side(s) turn camera system for hassle-free parking! The Mountain Lodge interior features hardwood throughout and all-leather designs, plus there are LG solid surface countertops, a premium memory foam mattress, and an upgraded shower head to name a few comforts!

","itemCondition":"Used","priceCurrency":"USD","price":"73936.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series/708847ce-2ea9-11f1-9d95-02ea7b77d8a7/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES","description":"2026 Outdoors RV Back Country Series MTN TRX 20MKS, Why We Chose This Back Country Series MTN TRX 20MKSWe selected this specific model because it represents the pinnacle of true off-grid freedom and rugged off-road capability for active couples. Built by Outdoors RV in the Pacific Northwest, the Back Country Series 20MKS is engineered specifically for remote primitive camping, national forests, and unpaved territory. The heart of its off-grid dominance is a built-in Cummins Onan 3.6kW LP generator, allowing you to run your entire electrical system anywhere wild trails take you. The clever floorplan maximizes interior space with a deep slide-out housing a residential sofa with built-in recliners, perfectly positioned across from a 32\" swing-out TV. Up front, a space-saving premium queen wall bed flips up effortlessly into the wall to reveal a spacious daytime dining area. Complete with a fully equipped gourmet kitchen with solid-surface countertops, a full rear bathroom, and a 16' power awning, this mountain-ready coach is purpose-built for rugged exploration without sacrificing residential comfort.

Highlights of this Unit:

Built-In Onan 3.6kW Generator: True boondocking self-sufficiency with an on-board LP generator that powers your entire rig far away from RV parks.

Custom Off-Road HD Chassis: Built tough with a cambered off-road frame, rugged 16\" Goodyear Endurance tires, and an HD fiberglass front cap to withstand backcountry trails.

Mountain Extreme 4-Season Design: Features advanced thermal pane windows and premium insulation barriers to keep you completely comfortable during freezing winters or scorching summers.

The Sumner RV DifferenceWhen you partner with Sumner RV, you are joining a 60-year legacy of integrity. As a family-run dealership hand-picked by the Nash family to carry on their tradition, we prioritize long-term customer relationships over transactional sales. To guarantee your absolute peace of mind, we invite new owners to spend their first night right here on our property along our year-round salmon creek ensuring you are 100% comfortable with every feature before you head out to see Mt. Rainier.

","itemCondition":"Used","priceCurrency":"USD","price":"66339.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series-21bd/d8cab6e3-5032-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES 21BD","description":"2026 Outdoors RV Back Country Series MTN TRX Titanium Series 21BD,

Outdoors RV Back Country Series MTN TRX Titanium Series travel trailer 21BD highlights:

Semi-Private Bedroom
Moutain Dinette
Flip-Up Countertop
Swing-Out 32\" TV

Load up your gear, clothing and food to start your journey exploring for the perfect spot to setup camp with this Back Country. You and your traveling companion will love the queen bed up front with a privacy curtain, plus there is storage on each side. If you are a family, one to two kiddos can sleep on the rear 45\" x 84\" mountain dinette that offers beautiful views out of the windows. The kitchen offers everything to keep everyone fed including a flip-up counter for extra work space. There is a full bathroom to keep everyone clean, plus a swing-out 32\" TV for inside entertainment. And don't forget about the 17' awning when you want to relax outside with some protection from the sun.

Each Back Country MTN TRX Titanium Series travel trailer by Outdoors RV is designed for camping off-grid plus you can go off-road, camp in national forest or even enjoy primitive style camping! There is a Lamilux HD 4000 high-gloss silver fiberglass exterior, sleek design frameless thermal pane windows, and a silver fiberglass front cap that gives these units a premium trim! You will also appreciate the Ground Control auto leveling and the wireless rear and side(s) turn camera system for hassle-free parking! The Mountain Lodge interior features hardwood throughout and all-leather designs, plus there are LG solid surface countertops, a premium memory foam mattress, and an upgraded shower head to name a few comforts!

","itemCondition":"Used","priceCurrency":"USD","price":"64409.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series-21bd/bdb3c712-5032-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES 21BD","description":"2026 Outdoors RV Back Country Series MTN TRX Titanium Series 21BD,

Outdoors RV Back Country Series MTN TRX Titanium Series travel trailer 21BD highlights:

Semi-Private Bedroom
Moutain Dinette
Flip-Up Countertop
Swing-Out 32\" TV

Each Back Country MTN TRX Titanium Series travel trailer by Outdoors RV is designed for camping off-grid plus you can go off-road, camp in national forest or even enjoy primitive style camping! There is a Lamilux HD 4000 high-gloss silver fiberglass exterior, sleek design frameless thermal pane windows, and a silver fiberglass front cap that gives these units a premium trim! You will also appreciate the Ground Control auto leveling and the wireless rear and side(s) turn camera system for hassle-free parking! The Mountain Lodge interior features hardwood throughout and all-leather designs, plus there are LG solid surface countertops, a premium memory foam mattress, and an upgraded shower head to name a few comforts!

","itemCondition":"Used","priceCurrency":"USD","price":"64409.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-outdoors-rv-manufacturing-back-country-series-24krs/56862b79-75e3-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 OUTDOORS RV MANUFACTURING BACK COUNTRY SERIES 24KRS","description":"2026 Outdoors RV Back Country Series MTN TRX Titanium Series 24KRS,

Outdoors RV Back Country Series MTN TRX Titanium Series travel trailer 24KRS highlights:

Dual Entry
Rear Kitchen
Private Bedroom
Sleeper Sofa

Calling all adventure seekers, this Back Country allows you to choose your destination be it at a state park or off-grid, thanks to the generator and solar panel. You and your friends or family of four will have enough sleeping space inside after your outdoor fun is over. You can take turns getting cleaned up in the double entry bathroom, then relax on the sleeper sofa or the mountain dinette that is within a slide, which also includes the entertainment center and 40\" TV. The second entry leads into the front bedroom where you will enjoy privacy, storage, USB ports and your own queen bed. The furniture doubles as sleeping space, and you might like to add the residential sofa option in place of the sleeper sofa if you prefer that type of comfort.

Each Back Country MTN TRX Titanium Series travel trailer by Outdoors RV is designed for camping off-grid plus you can go off-road, camp in national forest or even enjoy primitive style camping! There is a Lamilux HD 4000 high-gloss silver fiberglass exterior, sleek design frameless thermal pane windows, and a silver fiberglass front cap that gives these units a premium trim! You will also appreciate the Ground Control auto leveling and the wireless rear and side(s) turn camera system for hassle-free parking! The Mountain Lodge interior features hardwood throughout and all-leather designs, plus there are LG solid surface countertops, a premium memory foam mattress, and an upgraded shower head to name a few comforts!

","itemCondition":"Used","priceCurrency":"USD","price":"75541.00"}}]}}