"The 2025 SSR Motorsports SR140RB is the flagship model of the R-series pit bikes, combining a powerful 140cc engine with a big wheel configuration for enhanced stability and control. It features a redesigned red double bar steel frame, modern graphics, and an enclosed air filter system. The SR140RB offers adjustable front and rear suspensions, making it highly adaptable to different terrains and rider preferences. It is designed for riders seeking top-tier performance in a pit bike. Specifications: Engine: 140cc, single-cylinder, 4-stroke, air- and oil-cooled; Horsepower: 9.1 hp at 7,500 rpm; Transmission: 4-speed manual; Starter: Electric and kick; Front Suspension: Adjustable hydraulic inverted forks; Rear Suspension: Adjustable mono-shock; Front Brake: Disc; Rear Brake: Disc; Wheelbase: 50 inches; Seat Height: 34 inches; Fuel Capacity: 1.45 gallons; Weight: 175 lbs; Tires: Front 17-inch, Rear 14-inch.