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Yamaha YZ 450 FSP
2021
2021
The 2021 Yamaha YZ450FSP represents a refined iteration in Yamaha's long-standing motocross lineage, building on decades of competitive success. This "SP" or "Special" model typically signifies a factory-backed or limited-edition variant, often incorporating upgraded components or unique livery. In the fiercely competitive 450cc motocross class, the YZ450FSP directly competes with powerhouses like the Honda CRF450R, Kawasaki KX450, and KTM 450 SX-F, each vying for dominance on the dirt track.
At its core, the YZ450FSP is powered by a potent 449.0 ccm (27.40 cubic inches) liquid-cooled, four-stroke engine. This robust powerplant is engineered for explosive power delivery and broad, usable torque across the rev range, crucial for clearing jumps and navigating challenging terrain. Fuel capacity stands at 6.20 litres (1.64 US gallons), offering a competitive range for multiple motos or extended practice sessions before needing a refill. The YZ450FSP's engine characteristics are designed to provide a strong holeshot and consistent pull, making it a formidable contender from gate drop to checkered flag.
Riding characteristics of the YZ450FSP are heavily influenced by its motocross-specific chassis and suspension setup. The bike features a high seat height of 965 mm (38.0 inches) at its lowest adjustable setting, typical for a full-size motocross machine, providing ample ground clearance and an aggressive rider triangle for standing and maneuvering. The ergonomics are track-focused, designed to allow riders to easily shift their weight and maintain control through whoops and corners. Suspension components are typically race-tuned, offering significant travel and damping adjustments to absorb impacts and maintain tire contact over rough surfaces, translating to superior handling and stability at speed.
The target audience for the 2021 Yamaha YZ450FSP is primarily serious amateur and professional motocross racers seeking a high-performance, competition-ready machine. Its powerful engine and race-bred chassis make it suitable for riders who demand top-tier performance and precise handling on the track. While it possesses significant power, its overall package is designed to be manageable for experienced riders, allowing them to push their limits with confidence. The YZ450FSP is a focused tool for winning races, offering a compelling option for those committed to motocross competition.
✅ Why buy this bike?
• Powerful 449cc engine delivers class-leading horsepower and torque for aggressive riding and holeshots. • Excellent KYB SSS suspension provides superb tunability and plushness, soaking up big hits and small chop. • Electric start and smartphone power tuner app offer convenient starting and precise engine mapping adjustments. • Yamaha's renowned reliability means fewer breakdowns and more time on the track, a significant advantage. • Refined chassis and ergonomics provide confident handling and rider comfort, reducing fatigue during long motos. • Strong braking performance from the Nissin calipers offers precise control and stopping power when needed.⚠️ Things to consider
• The powerful engine can be intimidating for less experienced riders, requiring careful throttle control. • Maintenance schedule for a high-performance race bike is rigorous and can be costly in parts and time. • Not street legal; strictly designed for closed-course racing or off-road trail riding where permitted. • Higher purchase price compared to some competitors, reflecting its premium components and race-ready status. • The aggressive ergonomics and firm suspension, while great for racing, are not comfortable for casual trail riding.Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.
Estimated average for 449cc class: 45-60 mpg (4.0-5.5 L/100km)
⛽ Tank: 6.20 litres (1.64 US gallons)
Insurance grouping for Yamaha YZ 450 FSP (449cc):
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