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 brand, 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 MT-09 SPMASTER OF DARKNESSFeaturing exclusive special edition coloring, premium KYB(R) and Ohlins(R) suspension, and top-shelf Brembo(R) brakes, experience the class-dominating middleweight master born from the Darkness.Features may include:Powerful 890cc Three-Cylinder EngineYamaha's renowned 890cc liquid-cooled CP3 engine is light, powerful and provides a thrilling wave of torque from low RPMs. A combination of carefully tuned induction sound and distinctive crossplane triple exhaust note provides a resonance which only heightens the feeling of acceleration. Throttle valves are governed by the Yamaha Chip Controlled Throttle (YCC-T) system enabling finer actuation and precise control.Advanced Six-Axis IMUThe MT-09 SP features an advanced six-axis Inertial Measurement Unit (IMU) that matches the base performance of proven IMU in the YZF-R1 Superbike. Data collected from the IMU and wheel speed sensors enable a high-tech suite of rider aids including a four-mode Traction Control System (TCS), Slide Control System (SCS), front wheel Lift Control System (LIF) and a two-mode Brake Control System. Each of these systems can be turned off and Traction Control, Slide Control and Lift Control can have their levels of intervention adjusted to preference.Lightweight CF Die-Cast Aluminum FrameThe MT-09 SP features an advanced, lightweight aluminum frame refined to showcase the MT's signature agility. To ensure both straight-line stability and handling performance, the balance of longitudinal, lateral and torsional rigidity are all carefully considered and finely tuned. The frame is manufactured using Yamaha's groundbreaking controlled fill (CF) die casting technology which contributes to its light weight.High-Spec SP SuspensionPremium SP-exclusive suspension brings Supersport-level handling and precision to the Hyper Naked class. The 41mm DLC coated KYB(R) forks and O-hlins(R) rear shock feature a higher spring rate offering outstanding stability during more spirited riding. Set-up can be fine tuned to suit a variety of different riding situations with the forks fully adjustable for preload, rebound, high- and low-speed compression damping, while the fully adjustable A-hlins(R) shock is equipped with a remote preload adjuster to enable quick and easy changes.Brembo(R) Stylema Calipers & Radial Master CylinderThe MT-09 SP boasts premium-spec Brembo(R) Stylema monoblock brake calipers paired with a Brembo(R) radial master cylinder and large 298mm dual front discs for the ultimate in stopping power and finger-tip control.Five-Inch TFT Display with Smartphone ConnectivityRiders can link their smartphone to the rich, full-color TFT display via Yamaha's free Y-Connect app to receive message notifications, calls and listen to music (through use of an aftermarket Bluetooth(R) headset, not provided). Additionally, full turn-by-turn navigation is available through the Garmin(R) StreetCross app to make each journey easier. The 2026 Yamaha MT-09 SP stands out with its precision-sorted power and premium suspension, delivering a focused sport-riding experience right out of the crate. Its 890 cc liquid-cooled, DOHC inline three-cylinder engine with 4 valves per cylinder pairs responsive torque with a compact chassis, while a 6-speed transmission with a multiplate wet clutch and Assist keeps throttle response smooth and controlled. The final drive is a chain, ensuring direct feedback to the rear wheel for a connected ride. From the front, a 134.51 ft suspension platform and Ohlins(R) single shock in the rear (adjustable preload, compression and rebound damping) lock in handling accuracy across corners. Front suspension travel is 5.1 inches, and rear travel is 4.6 inches, tuned to balance precise feedback with standout control. Braking power is matched by a Brembo-styled rhythm, with front and rear brakes sized for confident stopping, while Bridgestone Battlax Hypersport S23 tires 120/70ZR17 at the front and 180/55ZR17 at the rear provide confident grip. The bike rides with a compact wheelbase of 4.69 ft and a seat height of 2.71 ft, offering a poised stance for aggressive cornering and long arcs of highway calm. Overall, the MT-09 SP is built with a premium feel, from its chassis geometry to its high-spec damping and tuned ride. Designed for riders who crave agile performance and refined control, this motorcycle blends athletic ergonomics with precise, premium construction. Its dimensions place it as a compact yet capable option for everyday spirited riding and weekend touring. View the Yamaha MT-09 SP at Vallely Sport & Marine.