YZ125 Monster Energy Yamaha Racing Edition

This is the most advanced 125cc motocross bike Yamaha has ever developed. With a race-winning heritage stretching back 50 years, the YZ125 Monster Energy Yamaha Racing Edition offers all aspiring riders the chance to ride the ultimate factory-style motocross bike.

Take a look

  • Monster Energy Yamaha Racing Edition Bodywork
  • More powerful YZ125 engine
  • Keihin carburetor with Powerjet system
  • Ultra slim bodywork
  • Smooth 6-speed shifting
  • High Efficiency Air Intake
  • Competition ergonomics
  • Class-leading KYB suspensions
  • Powerful braking system
  • Aluminum rear chassis

Take your performance to a new level.

Featuring a 125cc two-stroke engine with a high-efficiency YPVS (Yamaha Power Valve System) system and a Keihin powerjet carburetor for explosive acceleration, the YZ125 Monster Energy Yamaha Racing Edition has the power to keep you in front, and a 6-speed gearbox that helps you shave precious seconds off your lap times.

With its unique blue and black color scheme and factory-style graphics, the YZ125 Monster Energy Racing Edition is the ultimate race series bike. Its slender bodywork and flat seat allow you to shift weight quickly for total control, and with its powerful braking system and class-leading KYB suspensions, this special edition is bound for the victorYZone!

Technical specifications

Engine type: Liquid-cooled, 2-stroke, Forward-inclined single-cylinder, Reed valve with YPVS


Displacement: 125cc


Bore x Stroke: 54.0mm x 54.5mm


Compression ratio: 8.2-10.1 : 1


Lubrication system: Premix


Clutch type: Wet, Multi-disc


Ignition system: CDI


Starting system: Kick


Drive system: Constant take, 6 speed


Final Drive: Chain


Carburetor: Keihin PWK38S/1

Chassis: Semi-double crib


Pivot lead angle: 26th


Pivot advance: 109mm


Front suspension system: Inverted telescopic fork


Rear suspension system: Swing arm, link type suspension


Front Travel: 300mm


Rear travel: 315mm


Front brake: Hydraulic single disc, Ø270 mm


Rear brake: Single hydraulic disc, Ø240mm


Front tire: 80/100-21 51M


Rear tire: 100/90-19 57M

Total length: 2135mm


Total width: 825mm


Total height: 1295mm


Seat height: 990mm


Distance between axis: 1445mm


Minimum ground clearance: 365mm


Weight (including full oil tank and fuel tank): 95kg


Fuel tank capacity: 7.0L


Oil tank capacity: 0.7L