An assembly for a snowmobile includes an airbox having a plenum for coupling to a throttle body of an engine and two branches defining openings for air intake. A storage box is mounted between the two branches and defines area for receiving a console. The airbox is part of a hood of the vehicle and…
Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing…
A vehicle including an airflow system defining an air passageway to facilitate airflow to or from an engine component. The airflow system includes a noise control mechanism, such as an attenuator or a tortuous portion of the air passageway, for reducing or otherwise controlling noise associated…
An off-road utility vehicle having a longitudinal centerline. The vehicle includes a frame, an oil pan, a prime mover coupled to the frame and a continuously variable transmission (CVT) cover assembly. The CVT cover assembly includes an inner CVT cover, an intermediate CVT cover, and an outer CVT…
Embodiments of the present disclosure describe a recreational vehicle spindle for use with a snowmobile, a snow bike, all-terrain vehicle (ATV), or a side by side vehicle (S×S or UTV). The spindle includes a body with one or more mounts for securing a suspension component and a ground engaging…
An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating…
An off-road vehicle includes a frame assembly defining an occupant space and a rear suspension including first and second shock absorbers that respectively couple first and second rear wheels to the frame assembly. A first remote auxiliary reservoir is in fluid communication with the first shock…
An attachment system includes a connector that is removably securable to a vehicle body or a mounting bracket that is securable to a vehicle body. The connector includes a housing and a connecting pin extending from a surface of the housing. The connecting pin is receivable in the mounting bracket…
Embodiments describe a method of controlling a two-stroke internal combustion engine is shown. The method includes selecting one set of two or more sets of engine parameter inputs or a weighted value of two or more sets of engine parameter inputs, determining an engine output parameter from the…
A steering and suspension system for an off-road vehicle includes a steering rack assembly and a tie rod, the inboard end of the tie rod coupled to the steering rack assembly. The steering and suspension system includes a knuckle having a top side defining an upper control arm connector arm and an…
A fuel injection system for an engine of a vehicle includes a throttle body and an elastomeric injection manifold coupled to the downstream end of the throttle body. The injection manifold defines a fuel injector socket. The fuel injection system also includes a fuel injector receivable by the fuel…
Embodiments of the present disclosure describe a recreational vehicle spindle for use with a snowmobile, a snow bike, all-terrain vehicle (ATV), or a side by side vehicle (SxS or UTV). The spindle includes a body with one or more mounts for securing a suspension component and a ground engaging…
An engine includes an engine body assembly and an air intake system including an air plenum. The air plenum is positioned above the engine body assembly. The engine includes an air plenum support bracket having an upper arm coupled to the air plenum and a lower arm coupled to the engine body…
Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing…
An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating…
A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while…
An off-road vehicle includes a frame assembly, a powertrain, a seat assembly, a plurality of wheels and a rear suspension including first and second shock absorbers that respectively couple first and second rear wheels to the frame assembly. A first remote auxiliary reservoir is in fluid…
Embodiments describe a method of controlling a two-stroke internal combustion engine is shown. The method includes selecting one set of two or more sets of engine parameter inputs or a weighted value of two or more sets of engine parameter inputs, determining an engine output parameter from the…
An off-highway recreational vehicle having a longitudinal centerline includes a frame and a rear suspension. The rear suspension includes a left A-arm, wherein the left A-arm has a pivot axis, the pivot axis being on a right-hand side of the longitudinal centerline.
The present disclosure relates to an off-road vehicle having different features such as an engine assembly, a frame having a frame structure, and a rear mount assembly facilitating easy installation of the engine assembly, and a method of installing the engine assembly. Embodiments of the present…
Embodiments describe a method of controlling a two-stroke internal combustion engine. A method of controlling a two-stroke internal combustion engine includes determining a base nominal exhaust gas temperature, determining a base barometric pressure correction to base nominal exhaust gas…
A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while…
Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing…
Embodiments relate to an off-road vehicle comprising a frame, including at least one cargo box support member, a suspension movably coupled to the frame, a passenger compartment, an engine, a transmission operatively coupled to the engine, and a cargo box. The cargo box includes a floor and a…
An off-road vehicle includes a frame, a front suspension, and a rear suspension. In some examples of the off-road vehicle, the rear suspension includes trailing arms with are pivotally attached to the frame rearward of an operator area. Further, the frame can include a front subframe assembly and a…
An off-highway recreational includes a frame, a prime mover, a transmission, an intermediate shaft and a main shaft. The transmission is mechanically coupled to receive power from the prime mover and to provide mechanical power at a transaxle output shaft. The intermediate drive shaft is…
A door handle on a vehicle door includes a first grip and a second grip configured to engage fingers of a user and a web extending between the first grip and the second grip. One grip is accessible from the interior of the vehicle and the second is accessible from the exterior of the vehicle. A…
A door of a vehicle, such as a side-by-side utility vehicle, opens vertically about a door pivot. Opening of the door is facilitated by an actuator that secures to the door behind the door pivot. The actuator may also secure to a door frame behind the door pivot. The door may have a range of motion…
Embodiments of the present invention describe a recreational vehicle spindle, including a spindle body having one or more sockets in the spindle body, and an upper attachment mechanism in contact with the spindle body and adapted to attach to a steering component. The spindle also includes a lower…
An exhaust valve includes a toroidal surface about an axis of rotation of the valve. The toroidal surface is positionable over a central exhaust port of an engine when lowered. The valve is raised by an actuator in response to increasing rotational speed of the crankshaft of the engine, thereby…