Overview
Anyone running farm chores, hauling gear, or tackling outdoor work will appreciate the simple reliability of the 2021 SSR Motorsports Bison 400U. Built as a utility side-by-side, it’s designed for those who need a compact, purpose-built machine that can handle a variety of tasks without breaking the bank. With a 390.8 cc single-cylinder engine and fuel injection, it delivers enough power for hauling loads through fields or navigating the woods, all while maintaining ease of use for less experienced riders or those seeking a practical work partner.
The Bison 400U sports a durable chassis wrapped in practical dimensions-just over 8.6 feet long and 8 inches wide-making it nimble enough for tight trails yet stable enough for work sites. Its 10.2-inch ground clearance allows it to traverse uneven terrain with confidence, while the 4.8-gallon fuel capacity offers ample range for long days on the job or trail adventures. A simple CVT transmission paired with a 4X2 driveline keeps operation smooth and manageable, perfect for both new and seasoned owners who want to focus on the task at hand.
This model’s suspension setup features a McPherson strut at the front, providing predictable handling and comfort over rough ground. Dual hydraulic disc brakes at the front and a hydraulic disc at the rear ensure confident stopping power, even when fully loaded or tackling steep descents. Whether you’re clearing brush, moving firewood, or just enjoying outdoor recreation, the Bison 400U stands out as a practical machine built to deliver dependable performance in a segment crowded with options. Its notable balance of size, power, and affordability makes it a compelling choice for those who need a true workhorse that can also handle trail days with ease.
Performance & Powertrain
Pull up the throttle and the 390.8 cc single-cylinder engine responds with a steady surge of torque, ideal for hauling gear across rugged trails or tackling worksite terrain. The air-cooled design keeps things simple and reliable, allowing the engine to breathe easily even in hot, demanding conditions. Fuel injection ensures consistent power delivery, so no matter if you’re climbing a steep incline or cruising over uneven ground, you get a smooth, responsive response that helps you maintain control.
With a naturally aspirated setup, this engine doesn’t produce massive horsepower numbers-typically around 20 to 22 horsepower-yet it provides enough grunt for most utility tasks and recreational use. The torque curve kicks in early, giving you immediate acceleration at low RPMs, which is particularly helpful when you’re pushing through mud, sand, or loose gravel. That means you can get work done without feeling like you’re holding back or waiting for the engine to catch up.
The drivetrain centers around a continuously variable transmission (CVT), which offers seamless power transfer from the engine to the wheels. Coupled with a 4×2 drive system, this setup emphasizes ease of use and efficiency, making it suited for riding in fields, forests, or on farms. The CVT keeps engine revs optimized for different tasks, whether you’re climbing, towing, or simply cruising, so you don’t have to shift gears manually. This combination ensures a smooth ride that adapts to changing terrain without fuss.
Suspension & Handling
If you’re planning to tackle a variety of terrains, you’ll want to know how the Bison 400U manages bumps and uneven ground. Its front suspension features a McPherson Strut setup, which is common in smaller utility vehicles and provides a good balance between ride comfort and stability. With approximately 4 inches of travel at the front, it absorbs impacts from rocky trails or rough field patches without jarring your arms or knocking your cargo loose.
- Front suspension: McPherson Strut with 4 inches of travel
- Rear suspension: Not specified, but designed to complement the front for balanced handling
- Braking system: Dual Hydraulic Disc brakes at the front, hydraulic disc at the rear
- Tire sizes: 25 X 8-12 AT at the front, 25 X 10-12 AT at the rear
The braking setup combines dual hydraulic discs up front for powerful, fade-resistant stopping, and a hydraulic disc at the rear to help maintain control in various conditions. The tires are wide all-terrain types that grip well on hardpack, loose dirt, or gravel, giving you confidence whether you’re navigating a work site or trying to keep traction on a muddy trail. With these components working together, the Bison 400U offers predictable handling and stopping power suited to the demands of outdoor adventures or work-related chores.
Dimensions & Ergonomics
With a length of 8.61 feet and a width of 8 inches, this utility UTV offers a compact footprint that fits comfortably in a standard truck bed or garage space, making it easy to transport and store when not in use. Its height of 76.4 inches provides enough headroom for most riders without feeling overly tall or unwieldy, striking a balance between visibility and stability. The wheelbase measures 71.6 inches, which contributes to steady handling across rough terrain and provides a platform that feels planted without being overly broad for tight trails.
The ground clearance of 10.2 inches ensures this machine can handle uneven ground and obstacles without getting hung up, giving riders confidence when tackling rocky or rutted paths. Weighing in at around 1124 pounds, the Bison 400U carries a substantial presence without feeling cumbersome, thanks in part to its balanced proportions and manageable size. The seat height of approximately 30 inches makes it accessible to a broad range of riders, including those who are shorter or newer to off-road vehicles, without sacrificing the ability to reach the controls comfortably.
The 4.8-gallon fuel tank allows for decent range on work or recreational outings, reducing the need for frequent stops. The ergonomic design of the seat and the positioning of the controls aim to keep riders comfortable during extended periods, whether they’re hauling gear, working on a farm, or exploring trails. the dimensions and ergonomic features combine to create a machine that’s easy to handle in tight spots and stable enough for longer rides, catering well to both utility needs and recreational adventures.
Notable Features
Anyone running around fields or tackling light off-road tasks will appreciate the thoughtful upgrades that set this model apart from base competitors. One of the most noticeable improvements is the fuel-injected engine, which provides smoother throttle response and more reliable starting in various conditions. Paired with a single-cylinder engine just under 400cc, this UTV offers a balanced combination of power and efficiency, making it easier to keep moving without frequent stops for refueling.
The addition of a continuously variable transmission (CVT) enhances the riding experience by delivering seamless acceleration and effortless operation. This means you won’t need to shift gears manually, allowing you to focus on steering through challenging terrain or navigating tight spots. The 4X2 driveline keeps things simple and responsive, ideal for casual trail rides or farm chores, where you don’t need the complexity of all-wheel drive but still want dependable performance.
Design choices also contribute to this model’s appeal. While the overall build remains accessible at its price point, subtle touches like a more ergonomic seat and improved foot placement make long rides more comfortable. These small but meaningful details show that attention was given to rider comfort without adding unnecessary complexity or cost. The result is a utility machine that balances practical features with a user-friendly setup, making it an attractive option for those who need a dependable workhorse without the bells and whistles of higher-end models.
Pricing & Value
Among utility UTVs priced around $7,700, the 2021 SSR Motorsports Bison 400U positions itself as an appealing option for those seeking practical performance without breaking the bank.
With an MSRP of $7,699, this machine’s price tag aligns closely with other entry-level utility models, but what you get for that cost is a machine designed to handle work chores, trail adventures, and farm duties without demanding a premium. The Bison 400U offers a rear cargo bed, a reliable 400cc engine, and a no-frills build that appeals to new riders and budget-conscious users alike. It’s not packed with high-end features, but it covers the essentials well enough to justify its asking price when compared to the segment.
In the SSR lineup, the Bison 400U sits just below the more premium models that include additional features like upgraded suspension, higher towing capacity, or refined comfort packages. Stepping up to a higher trim might add a few thousand dollars, bringing more bells and whistles, but often at the expense of simplicity and value. Conversely, looking at models priced below this figure may mean sacrificing durability or power, making the Bison a balanced choice in its class.
the Bison 400U offers fair value for its price. It doesn’t aim to wow with luxury, but it delivers a dependable, simple utility machine that should satisfy workhorse needs without stretching your budget. If you’re after a no-nonsense ATV for chores or light trail work, this machine delivers good bang for your buck.
Final Thoughts
What stands out here is the Bison 400U’s clear-cut approach to utility work, making it a sensible choice for those who need a dependable workhorse without the bells and whistles. It’s built to handle farm chores, hauling, and simple trail adventures, especially if you’re after a machine that’s easy to operate and maintain. The simplicity of its design translates into fewer headaches down the line, which is exactly what you want in a utility vehicle.
The defining quality that truly sets the Bison 400U apart is its heavy-duty build and functional focus. It’s not flashy or packed with high-tech features, but it’s built to last and to get the job done. This machine doesn’t aim to impress with speed or plush comforts; rather, its strength lies in reliability and consistent performance in practical tasks. If your priorities are durability and simple utility, this machine hits the mark.
Those who should look elsewhere are riders seeking high-speed adventure, premium suspension for rocky trails, or luxury features. It’s not meant to compete in the sport side of the market or provide a cushy ride over rough terrain. Instead, it’s perfect for farm work, property maintenance, or light trail use where utility and stability outweigh speed and finesse. If that matches your needs, the Bison 400U is a dependable tool that will serve you well for years to come.
Tech specs
Engine
Transmission
Suspension
Brakes
Tires
Dimensions
Tags and taxonomy
Compatible parts for the 2021 SSR Motorsports Bison 400U
Selected from this machine's own specification, not a generic list. Check any of it against the table above.
- ClassUtility UTV
- Drive4X2
- Front tire25x8-12
- Dry weight1124 lb
- Winch and mountSynthetic and steel line kitsShop on Amazon
- Roof and windshieldWeather protectionShop on Amazon
- Tires25x8-12Front tire size fitted from the factoryShop on Amazon
- BatteryReplacement and AGM upgradesShop on Amazon
- Oil and filter kit390ccFull service kitsShop on Amazon
- Loading ramps2000 lbRated above the 1124 lb dry weightShop on Amazon
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