These are the known mechanical and performance specifications for your 2019 Yamaha YFM90.
Displacement88.00 ccm (5.37 cubic inches)
DetailsSingle cylinder, four-stroke
Bore/Stroke47.0 x 51.0 mm (1.9 x 2.0 inches)
Fuel Economy & Polution
Fuel Capacity4.80 litres (1.27 gallons)
Front SuspensionIndependent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel
Seat Height654 mm (25.7 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height910 mm (35.8 inches)
Total Length1,490 mm (58.7 inches)
Total Width885 mm (34.8 inches)
Ground Clearance100 mm (3.9 inches)
Wet Weight120.0 kg (264.6 pounds)
Wheels & Brakes
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
It appears you're interested in specifications for the Yamaha YFM90. This ATV model is powered by a Single cylinder, four-stroke engine with 88.00 ccm (5.37 cubic inches) of actual displacement before compression. Fueling is metered via allowing this machine to produce its horsepower and torque. According to our records engine heat of the Yamaha YFM90 is moderated by Air. You'll need to get familiar with the transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is and the rear is . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Yamaha YFM90 was launched in 2019, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.