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Yamaha YZ 450 FX
2023
2023
The 2023 Yamaha YZ450FX continues Yamaha's strong tradition in the off-road competition segment, building on a lineage of successful FX models designed for cross-country racing. This year's iteration takes cues from its motocross sibling, the YZ450F, but is specifically tuned for the demands of GNCC and WORCS style events. Its direct competitors include the KTM 450 XC-F and the Honda CRF450RX, all vying for dominance in the competitive off-road racing scene.
At the heart of the YZ450FX lies a potent 449.7 ccm (27.44 cubic inches) single-cylinder, four-stroke engine. This powerplant is known for its broad power delivery, making it tractable in a variety of off-road conditions. Fuel capacity is a practical 8.33 litres (2.20 US gallons), providing ample range for longer races and trail rides without frequent stops. The engine's tuning is optimized for enduro and cross-country applications, offering a smoother, more controllable powerband compared to its motocross counterpart, which can be crucial for maintaining traction and rider endurance over extended periods.
Riding characteristics of the YZ450FX are tailored for aggressive off-road riding. The chassis is designed for agility and stability, allowing riders to navigate technical terrain with confidence. While not explicitly adjustable, the seat height sits at 955 mm (37.6 inches), a typical measurement for a performance off-road machine, facilitating rider movement and aggressive body positioning. The suspension components are specific to the FX model, offering excellent bump absorption and compliance over roots, rocks, and whoops, which are commonplace on cross-country courses. The overall feel is one of precision and control, vital for maintaining pace and avoiding fatigue.
The 2023 Yamaha YZ450FX is aimed squarely at serious off-road racers and experienced trail riders who demand a high-performance machine capable of tackling challenging terrain. Its robust engine and specialized chassis make it a formidable weapon for competition, while its refined handling characteristics ensure it's also a rewarding ride for those seeking to push their limits on demanding trails. For riders looking for a race-ready package right off the showroom floor, the YZ450FX presents a compelling option within the competitive 450cc off-road class.
✅ Why buy this bike?
• Retuned engine with new intake and exhaust ports delivers smoother, more usable power across the RPM range. • Completely revised aluminum bilateral beam frame offers improved cornering stability and rider feedback. • KYB Speed Sensitive System (SSS) fork and KYB rear shock provide exceptional bump absorption and adjustability for diverse terrain. • Electric start, 18-inch rear wheel, and a kickstand enhance trail usability and convenience for off-road adventures. • Yamaha Power Tuner App allows precise engine mapping adjustments from a smartphone, tailoring power delivery to conditions. • Larger fuel tank compared to the motocross YZ450F extends range for longer trail rides and enduro events.⚠️ Things to consider
• Higher initial purchase price compared to some competitors in the off-road segment. • More aggressive power delivery than typical trail bikes, potentially demanding for less experienced riders. • Heavier than its motocross sibling, the YZ450F, making it slightly less nimble in extremely tight sections. • Maintenance requirements are more frequent and intensive than recreational trail bikes due to its performance focus. • Seat height can be tall for shorter riders, potentially impacting confidence and control in technical terrain.Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.
Estimated average for 450cc class: 45-60 mpg (4.0-5.5 L/100km)
⛽ Tank: 8.33 litres (2.20 US gallons)
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