2018 Yamaha YZ125

Yamaha YZ125 2018


2018 Yamaha YZ125 specifications, pictures, reviews and rating

Yamaha's profilation of this bike
A pure motocross machine, the light and nimble YZ125 is the perfect choice for riders stepping up from the 85cc class.

General information
Model name Yamaha YZ125
Year model 2018
Type Cross / motocross
Price as newUS$ 4699. MSRP depends on country, taxes, accessories, etc.
Rating 3.6  Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike.
Engine and transmission
Engine size 124.0 ccm (7.57 cubic inches)
Type of engine Single cylinder, two-stroke
Engine details Reed-valve-inducted
Compression 10.7:1
Bore x stroke 54.0 x 54.5 mm (2.1 x 2.1 inches)
Fuel system Carburettor. Mikuni TMX 38
Ignition CDI
Lubrication system Premix
Cooling system Liquid
Gearbox 6-speed
Transmission type Chain (final drive)
Clutch Multiplate wet clutch
Chassis, suspension, brakes and wheels
Frame type Semi-double cradle aluminium frame
Rake (fork angle) 26.0°
Trail 109 mm (4.3 inches)
Front suspension KYB® Speed-Sensitive System inverted fork; fully adjustable
Front wheel travel 300 mm (11.8 inches)
Rear suspension KYB® single shock; fully adjustable
Rear wheel travel 315 mm (12.4 inches)
Front tire 80/100-21
Rear tire 100/90-19
Front brakes Single disc. Hydraulic.
Diameter 250 mm (9.8 inches)
Rear brakes Single disc. Hydraulic.
Diameter 245 mm (9.6 inches)
Wheels Dunlop® MX52
Physical measures and capacities
Weight incl. oil, gas, etc 93.9 kg (207.0 pounds)
Seat height 975 mm (38.4 inches) If adjustable, lowest setting.
Overall height 1295 mm (51.0 inches)
Overall length 2136 mm (84.1 inches)
Overall width 828 mm (32.6 inches)
Ground clearance 366 mm (14.4 inches)
Wheelbase 1443 mm (56.8 inches)
Fuel capacity 8.00 litres (2.11 US gallons)
Oil capacity 0.70 litres (0.74 US quarts)
Other specifications
Color options Team Yamaha Blue
Starter Kick
Factory warranty 30 Day Limited Factory Warranty
Update specsReport missing specs or required updates.
Further information
Insurance costsCompare US insurance quotes from the nation's top providers.
Parts finderCMSNL provides online schematics & OEM partsParts and ships to Australia, Austria, Bahamas, Belgium, Canada, China, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hong Kong, Hungary, Iceland, India, Ireland, Italy, Japan, Kuwait, Latvia, Lithuania, Luxembourg, Macedonia, Malta, Montenegro, The Netherlands, New Zealand, Norway, Poland, Portugal, South Africa, Spain, Sweden, Switzerland, Taiwan, Ukraine, United Kingdom, The United States and more. Also check out our overview of motorcycle webshops at Bikez.info.
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Ask questionsJoin the 18 Yamaha YZ125 discussion group or the general Yamaha discussion group.
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