Yamaha Ray Z: history, specs, pictures

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Yamaha Ray Z
Manufacturer
Also called Ray ZR
Production 2017 - 2018
Engine
single cylinder, four-stroke
Bore / Stroke 50.0mm x 57.9mm
Horsepower 7.11 HP (5.3 KW) @ 7500RPM
Torque 5.97 ft/lbs (8.1 Nm) @ 5000RPM
Fuel System carburetor
Ignition cdi
Transmission Gear box: automatic

Final Drive: belt

Clutch: dry centrifugal
Suspension Front: telescopic fork
Rear: unit swingarm
Brakes Front: expanding brake (drum brake). optional disk brake
Rear: expanding brake (drum brake)
Front Tire 90/100-10
Rear Tire 90/100-10
Wheelbase 50.0 inches (1270 mm)
Length 71.65 inches (1820 mm)
Width 26.57 inches (675 mm)
Height 45.28 inches (1150 mm)
Seat Height 29.33 inches (745 mm)
Weight 227.08 pounds (103.0 Kg) (dry),
Recommended Oil Yamalube 10w-40
Fuel Capacity 1.37 Gallon (5.20 Liters)
Manuals Service Manual


The Yamaha Ray ZR was a single cylinder, four-stroke standard produced by Yamaha between 2017 and 2018. Max torque was 5.97 ft/lbs (8.1 Nm) @ 5000 RPM. Claimed horsepower was 7.11 HP (5.3 KW) @ 7500 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, four-stroke. A 50.0mm bore x 57.9mm stroke result in a displacement of just 113.7 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).

Drive[edit | edit source]

The bike has a automatic transmission. Power was moderated via the dry centrifugal.

Chassis[edit | edit source]

It came with a 90/100-10 front tire and a 90/100-10 rear tire. Stopping was achieved via expanding brake (drum brake). optional disk brake in the front and a expanding brake (drum brake) in the rear. The front suspension was a telescopic fork while the rear was equipped with a unit swingarm. The Ray ZR was fitted with a 1.37 Gallon (5.20 Liters) fuel tank. The bike weighed just 227.08 pounds (103.0 Kg). The wheelbase was 50.0 inches (1270 mm) long.