2021 YZ125
To make it big in motocross you’re going to need skill, fitness and determination – and the right race bike.
Which is where the YZ125 comes in. With its explosive engine power and ultra responsive aluminium chassis, this lightweight 125cc 2-stroke is a proven winner at the highest level.
This legendary dirt bike features ultra responsive front and rear suspension systems for agile handling and fast cornering – and is now fitted with a free race kit consisting of a Launch master system, GYTR by HGS muffler, GYTR by HGS exhaust, V-Force 3 reed block and a blue 48T GYTR alloy sprocket.
All that’s missing from the package is… you.

2021 YZ125
To make it big in motocross you’re going to need skill, fitness and determination – and the right race bike.
Which is where the YZ125 comes in. With its explosive engine power and ultra responsive aluminium chassis, this lightweight 125cc 2-stroke is a proven winner at the highest level.
This legendary dirt bike features ultra responsive front and rear suspension systems for agile handling and fast cornering – and is now fitted with a free race kit consisting of a Launch master system, GYTR by HGS muffler, GYTR by HGS exhaust, V-Force 3 reed block and a blue 48T GYTR alloy sprocket.
All that’s missing from the package is… you.
FEATURES

YZ-F Type Forks
Speed-Sensitive System 48mm KYB fork damping force is controlled by piston speed and provides a smoother, more precise ride.

Wave-Type Disc Brakes
YZ250F-style front-brake caliper and wave type front and rear discs minimise unsprung weight and provide excellent stopping power.

Ultra Light Aluminium Frame
Advanced aluminium frame and swingarm give the YZ125 the best handling in the class.

Race Ready
Ready to race out of the crate, complete with a ProTaper aluminium handlebar, titanium footpegs, gripper seat and Excel rims.

Close-Ratio 6-Speed
Six-speed, close-ratio transmission optimises gear ratios for maximum performance.

Free-Revving And Compact Engine
Lightweight aluminium frame and compact 124cc reed-valve-inducted two-stroke, resulting in an awesome power-to-weight ratio.
TECHNICAL SPECIFICATION

- Engine Type Liquid-cooled, 2-stroke, reed-valve
- Displacement 125 cc
- Bore x Stroke 54.0 x 54.5 mm
- Compression Ratio 8.6 ~ 10.7 : 1
- Lubrication SystemPremix
- Fuel ManagementTMX 38
- IgnitionCDI
- Starter SystemKick
- Fuel Tank Capacity8 L
- Final TransmissionChain
- TransmissionConstant mesh 6-speed
- Length 2135 mm
- Width 825 mm
- Height 1295 mm
- Seat Height 975 mm
- Wheelbase 1445 mm
- Ground Clearance 365 mm
- Wet Weight 94 kg
- Frame Type Aluminium controlled filled semi double cradle
- Suspension Front Telescopic forks, 300mm travel
- Suspension Rear Swingarm (link suspension), 315mm travel
- Brakes Front Hydraulic single disc, 250mm
- Brakes Rear Hydraulic single disc, 245mm
- Tyres Front 80/100-21 51M Tube type
- Tyres Rear 100/90-19 57M Tube type
COLOUR
