2023 Yamaha YFZ50 Sport ATV - Model Home Model Home Gallery 360° View Specifications Features Current Offers 2023 2022 YFZ50 FIRST?TIME RIDER, LIFELONG MEMORIES Boasting electric start, automatic transmission and parental controls, this model is perfect for riders age 6 and up. Starting at: $2,299 * Destination Charge: $260,The YFZ450R incorporates Yamaha Fuel Injection (YFI) for precise fuel delivery.It is caused by a virus called yellow fever virus (Flavivirus) and infects through mosquito bites. Symptoms are similar to flu which includes fever, muscle pain, headache, loss of appetite, nausea or vomiting. The treatment for yellow fever is generally supportive care as there is no antiviral drug available for flavivirus. In severe cases, hospitalisation is required to administer fluids, manage blood pressure, to replace blood in case of blood loss and such managements of the condition.