Motocross Bikes
2026Yamaha YZ125 70th Anniversary Edition
26 fields on record
The 2026 Yamaha YZ125 70th Anniversary Edition is a lightweight 125cc 2-stroke motocross bike engineered for amateur and intermediate off-road competitors. Known for its responsive power delivery and nimble handling characteristics, this model excels in technical terrain where its compact 212-pound frame and precise steering geometry provide superior maneuverability. The liquid-cooled engine and proven Keihin carburetor deliver consistent performance for riders developing advanced riding skills.
- Capacity
- 125.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Wet weight
- 96.2 kg
- Seat height
- 980 mm
- Power
- 15.0 HP (11.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's a pure motocross competition bike intended for closed-course racing on prepared dirt tracks, not general riding.
- Built for
- It has the raw, high-revving, explosive character typical of a premium 125cc 2-stroke motocrosser that rewards aggressive clutch and throttle work.
- Not ideal for
- This is not a bike for commuting, touring, carrying passengers, or riders seeking a smooth, forgiving, low-maintenance experience.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 125.0 ccm
- Power
- 15.0 HP (11.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.1559 HP/kg (wet)
- Compression
- 10.1:1
- Fuel system
- Carburettor
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1445 mm
- Overall length
- 2136 mm
- Overall width
- 826 mm
- Overall height
- 1295 mm
- Seat height
- 980 mm
- Wet weight
- 96.2 kg
- Fuel capacity
- 8.00 litres
- Ground clearance
- 365 mm
- Dry weight
- Not on record - add it
Chassis & suspension
- Front wheel travel
- 300 mm
- Rear wheel travel
- 315 mm
- Rake (fork angle)
- 26.0°
- Trail
- 109 mm
Brakes & wheels
- Front brakes diameter
- 270 mm
- Rear brakes diameter
- 240 mm
- Front tyre
- 80/100-21
- Rear tyre
- 100/90-19
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Yamaha YZ125 70th Anniversary Edition?
The 2026 Yamaha YZ125 70th Anniversary Edition has a Capacity of 125.0 ccm (7.63 cubic inches).
What engine power does the Yamaha YZ125 70th Anniversary Edition have?
The 2026 Yamaha YZ125 70th Anniversary Edition has a Power of 15.0 HP (11.0 kW).
How many gears does the Yamaha YZ125 70th Anniversary Edition have?
The 2026 Yamaha YZ125 70th Anniversary Edition has a Gearbox of 6-speed.
How much does the Yamaha YZ125 70th Anniversary Edition weigh?
The 2026 Yamaha YZ125 70th Anniversary Edition has a Wet weight of 96.2 kg (212.1 pounds).
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