Welcome to Vallely Sport & Marine, North Dakota's only Five Star Certified, and Boating Industry Top 100 sport & marine group offering two premier locations in Bismarck, North Dakota and Minot, North Dakota.
We specialize in sales of boats, pontoons, ATVs, motorcycles, snowmobiles, and personal watercraft (PWC). In both of our showrooms you will find the best boat and pontoon brands in the industry; Sea Ray, Bayliner, Lund, Skeeter, Bennington, Moomba, MasterCraft, and Yamaha. You will also find the leading powersports brands: Polaris, Ski-doo, Sea-Doo, and Yamaha Motor Corporation, USA.
Our Parts & Accessories departments are fully stocked with marine and powersports accessories to make your experience the best. Our trained Service Department offers top notch customer service, full maintenance, and repair of new and pre-owned boats, all-terrain vehicles (ATVs), motorcycles, personal watercraft (PWC), and snowmobiles.
Vallely Sport & Marine is celebrating over 39 years in business, serving all of North Dakota, Northern South Dakota and Eastern Montana.
2026 Yamaha Grizzly EPS XT-RADVENTURE READY EXPLORERThis XT-R Edition is ready for extreme adventure with a factory-installed WARN(R) Winch, Special Edition paint, color-matched wheels and aggressive tread Maxxis(R) 'Zilla tires.Features may include:POWERTRAINThe potent big-bore 686cc engine features power delivery, torque and engine character all optimized for recreational riding.High-mounted air intake layout increases power and torque while keeping water, mud and trail debris at bay.Intake design also provides additional room for on-board storage and easy toolless servicing of the air filter.Stainless steel exhaust system and features a screen-type spark arrestor for great power with minimum noise output.Featuring Yamaha's Ultramatic(R) transmission, the industry's most advanced and durable CVT drive system.Grizzly EPS XT-R's Ultramatic(R) transmission features a gated shifter, dual-range (Hi/Lo) drive, plus reverse gear.CHASSISLong-travel shocks, wide-arc A-arms and full-body skid plates ensure the Grizzly EPS XT-R is ready to go wherever you are.To handle nearly any terrain with ease, the Grizzly EPS XT-R offers an impressive 11.8-inches of ground clearance.An independent double wishbone suspension serves up 7.6 inches of front wheel travel and 9.1 inches at the rear./p>Nitrogen-charged shocks offering 5-way adjustable preload provide excellent rider comfort on the most challenging trails.Industry-leading speed-sensitive Electric Power Steering provides excellent control and trail feel, along with reduced fatigue.Four-wheel hydraulic disc brakes offer consistent stopping power with unmatched braking feel.ADDITIONAL FEATURESXT-R package includes WARN(R) winch, aluminum wheels and 27-inch Maxxis(R) 'Zilla tires, painted bodywork and XT-R graphics.The Grizzly EPS XT-R features an instrument cluster with large all-LCD readouts for visibility.LED headlights and taillight uses less power, creates brighter, sharper illumination and offers lifetime durability.A handlebar-mounted halogen work light provides additional illumination that moves with rider input for excellent visibility.Three on-board storage compartments keep things secure.A convenient 12V power point comes standard for keeping devices charged. 2026 Yamaha Grizzly EPS XT-R stands out with a robust 686cc SOHC 4-stroke engine that delivers responsive power in all conditions, backed by liquid cooling for consistent performance. This ATV pairs a refined Ultralatic V-belt transmission with all-wheel engine braking and a versatile On-Command 3-way locking differential, giving you 2WD, 4WD, or locked 4WD as the terrain demands. The chassis is engineered around independent double wishbone suspension at the front with 7.6-inch travel and five-way preload adjustment, plus a rear setup featuring independent double wishbone with an anti-sway bar and 9.1-inch travel for controlled, confident handling. Inside, the Grizzly EPS XT-R emphasizes stability and control with dual hydraulic disc brakes at the front and rear, ensuring precise stopping power even in challenging conditions. The machine's front and rear tires, wheelbase, and seat height are tuned to provide a balanced ride, while the generous 4.8-gallon fuel capacity keeps you on the move longer between fills. With a dry weight that climbs to a wet 783 pounds, this ATV maintains a solid presence on the trail, supported by a rigid build and premium materials that translate into tangible ride quality. The layout prioritizes operator comfort and control, letting you stay in command whether you're navigating rough terrain or cruising across open terrain with confidence. For those who crave reliability and capability in a single package, the Yamaha Grizzly EPS XT-R delivers a cohesive experience from engine to chassis, designed to handle demanding jobs and weekend adventures alike. View the Yamaha Grizzly EPS XT-R at Vallely Sport & Marine.