Unleash race-winning performance with an enduro machine that excels in almost any riding conditions. Developed from Yamaha’s Grand Prix winning motocross bike, the WR250F delivers thrilling acceleration to power you to victory – and with a cutting-edge chassis, optimised ergonomics and airflow management, this bike is built to conquer high-speed tracks to technical trails.
Key Specifications
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Engine Capacity
250 cc / 15.25 cubic inches
Max Power
n/a
Max Torque
n/a
Top Speed
n/a
Fuel Tank Capacity
7.4 L / 2 US gallons
Weight (Wet/Kerb)
113 kg / 250 lbs
Seat Height
955 mm / 37.6 inches
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Yamaha WR250F
Year
2026
Engine
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Displacement
450 cc / 27.4 cubic inches
Bore x Stroke
77 x 53.6 mm
Compression Ratio
13.8:1
Number of Cylinders
1
Max Horsepower
n/a
Max Torque
n/a
Valve Train
Valves per Cylinder
Ø intake / exhaust valve dia
Ø throttle valve
Engine Management System
Mikuni® fuel injection, 44mm
Fuel-mixture System
Lubrication System
Wet Sump
Cooling System
Liquid-cooled
Ignition System
TCI
Fuel
Exhaust System
Emissions Compliance
Performance
Top Speed
n/a
Acceleration (0-100 km/h, 0-60 mph)
Fuel Consumption
Range
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multiplate clutch, hydraulic
Gearbox
6-speed
Primary Drive Ratio
Secondary Drive Ratio
Gear Ratios
Final Drive
Chain
Quick Shifter
Traction Control System
Yes. 4 levels
Assist & Slipper Clutch
Electrical & Electronics System
Battery
Alternator/Generator
Starter
Headlight Type
Halogen
Taillight Type
Instrumentation
Connectivity
Riding Modes
Traction Control System
Yes. 4 levels
Launch Control
ABS
Cruise Control
Chassis & Suspension
Frame Type
Semi double cradle
Front Suspension
KYB® spring-type fork with speed sensitive damping; fully adjustable
Front Suspension Travel
300 mm / 11.8 inches
Rear Suspension
KYB® single shock; fully adjustable
Rear Suspension Travel
306 mm / 12 inches
Rake
27 °
Trail
121 mm / 4.7 inches
Rear Subframe
Removable Aluminum subframe
Swingarm
Handlebar
Steering Damper
Wheels & Brakes
Wheels
Wire aluminum wheels
Front Wheel/Rim Size
Front Tire Size
80/100-21 Dunlop® Geomax MX33F
Rear Wheel/Rim Size
Rear Tire Size
110/100-18 Dunlop® Geomax MX33
Front Brakes
Hydraulic disc, 270mm
Rear Brakes
Hydraulic disc, 240mm
ABS
Dimension & Weights
Overall Length
2170 mm / 85.4 inches
Overall Width
825 mm / 32.5 inches
Overall Height
1265 mm / 50 inches
Seat Height
955 mm / 37.6 inches
Wheelbase
1470 mm / 58 inches
Ground Clearance
330 mm / 13 inches
Fuel Tank Capacity
7.4 L / 2 US gallons
Wet (kerb/curb) Weight
113 kg / 250 lbs
Dry Weight
Max Load Capacity
Features
The revolutionary front-intake/rear-exhaust engine design maximizes airflow efficiency and engine performance.
Efficient air induction system, cam chain and shorter muffler combine to increase linear power across the entire rev range.
The adjustable fuel injection system uses a 44mm throttle body to ensure optimum fuel atomization and air/fuel calibration.
Four-level Traction Control is selectable through the Power Tuner App to help maximize rear wheel traction.
New for 2026, an industry-first ECU lock function helps prevent theft and unauthorized engine start-up.
A six-speed transmission ensures the right gear is available for the wide variety of terrain found in enduro racing.
The WR250F features a compact, centrally-mounted electric starter system to minimize restart delays and add convenience.
A lightweight lithium battery provides reliable, maintenance-free performance while reducing weight.
The WR250F is fitted with a radiator fan for cool running in harsh conditions.
The compact, powerful 250cc four-stroke engine is developed from the class-dominating YZ250F, then tuned for enduro.
KYB® fork now includes a hand-adjustable knob for easy compression adjustments.
The WR450F gives you a whole new level of control for ultimate performance on all types of fast, slippery and technical terrain. Equipped with Yamaha’s potent next generation 450cc engine and running with a compact new aluminium chassis – both developed directly from the latest MXGP race-winning YZ450F – the all-new WR450F puts you in charge.
Key Specifications
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Engine Capacity
450 cc / 27.4 cubic inches
Max Power
n/a
Max Torque
n/a
Top Speed
n/a
Fuel Tank Capacity
7.9 L / 2 US gallons
Weight (Wet/Kerb)
119 kg / 262.35 lbs (Europe) 117 kg / 258 lbs (US)
Seat Height
955 mm / 37.6 inches
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Yamaha WR450F
Year
2025
Engine
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Displacement
450 cc / 27.4 cubic inches
Bore x Stroke
97 x 60.8 mm
Compression Ratio
13:1
Number of Cylinders
1
Max Horsepower
n/a
Max Torque
n/a
Valve Train
Valves per Cylinder
Ø intake / exhaust valve dia
Ø throttle valve
Engine Management System
Mikuni® fuel injection, 44mm
Fuel-mixture System
Lubrication System
Dry Sump
Cooling System
Liquid-cooled
Ignition System
TCI
Fuel
Exhaust System
Emissions Compliance
Performance
Top Speed
n/a
Acceleration (0-100 km/h, 0-60 mph)
Fuel Consumption
Range
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multiplate clutch, hydraulic
Gearbox
5-speed
Primary Drive Ratio
Secondary Drive Ratio
Gear Ratios
Final Drive
Chain
Quick Shifter
Traction Control System
Yes. 3 levels
Assist & Slipper Clutch
Electrical & Electronics System
Battery
Alternator/Generator
Starter
Headlight Type
Halogen
Taillight Type
Instrumentation
Connectivity
Riding Modes
Traction Control System
Yes. 3 levels
Launch Control
ABS
Cruise Control
Chassis & Suspension
Frame Type
Semi double cradle
Front Suspension
KYB® spring-type fork with speed sensitive damping; fully adjustable
Front Suspension Travel
300 mm / 11.8 inches
Rear Suspension
KYB® single shock; fully adjustable
Rear Suspension Travel
306 mm / 12 inches
Rake
26 °
Trail
121 mm / 4.7 inches (Europe) 110 mm / 4.3 inches (US)
Rear Subframe
Removable Aluminum subframe
Swingarm
Handlebar
Steering Damper
Wheels & Brakes
Wheels
Wire aluminum wheels
Front Wheel/Rim Size
Front Tire Size
80/100-21 Dunlop® Geomax MX33F
Rear Wheel/Rim Size
Rear Tire Size
120/90-18 Dunlop® Geomax MX33
Front Brakes
Hydraulic disc, 270mm
Rear Brakes
Hydraulic disc, 240mm
ABS
Dimension & Weights
Overall Length
2170 mm / 85.4 inches
Overall Width
825 mm / 32.5 inches
Overall Height
1270 mm / 50 inches
Seat Height
955 mm / 37.6 inches
Wheelbase
1480 mm / 58.2 inches
Ground Clearance
320 mm / 12.6 inches
Fuel Tank Capacity
7.9 L / 2 US gallons
Wet (kerb/curb) Weight
119 kg / 262.35 lbs (Europe) 117 kg / 258 lbs (US)
The WR450F gives you absolute control for ultimate performance on all types of fast, slippery and technical terrain. Equipped with Yamaha’s potent 450cc engine and a compact aluminium chassis developed from the MXGP race-winning YZ450F, plus an industry-first anti-theft ECU lock system – the cutting-edge WR450F puts you in charge.
Key Specifications
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Engine Capacity
450 cc / 27.4 cubic inches
Max Power
n/a
Max Torque
n/a
Top Speed
n/a
Fuel Tank Capacity
7.9 L / 2 US gallons
Weight (Wet/Kerb)
119 kg / 262.35 lbs (Europe) 117 kg / 258 lbs (US)
Seat Height
955 mm / 37.6 inches
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Yamaha WR450F
Year
2026
Engine
Engine Type
4-valves, 4-stroke, Liquid-cooled, DOHC, Single cylinder
Displacement
450 cc / 27.4 cubic inches
Bore x Stroke
97 x 60.8 mm
Compression Ratio
13:1
Number of Cylinders
1
Max Horsepower
n/a
Max Torque
n/a
Valve Train
Valves per Cylinder
Ø intake / exhaust valve dia
Ø throttle valve
Engine Management System
Mikuni® fuel injection, 44mm
Fuel-mixture System
Lubrication System
Dry Sump
Cooling System
Liquid-cooled
Ignition System
TCI
Fuel
Exhaust System
Emissions Compliance
Performance
Top Speed
n/a
Acceleration (0-100 km/h, 0-60 mph)
Fuel Consumption
Range
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multiplate clutch, hydraulic
Gearbox
5-speed
Primary Drive Ratio
Secondary Drive Ratio
Gear Ratios
Final Drive
Chain
Quick Shifter
Traction Control System
Yes. 3 levels
Assist & Slipper Clutch
Electrical & Electronics System
Battery
Alternator/Generator
Starter
Headlight Type
Halogen
Taillight Type
Instrumentation
Connectivity
Riding Modes
Traction Control System
Yes. 3 levels
Launch Control
ABS
Cruise Control
Chassis & Suspension
Frame Type
Semi double cradle
Front Suspension
KYB® spring-type fork with speed sensitive damping; fully adjustable
Front Suspension Travel
300 mm / 11.8 inches
Rear Suspension
KYB® single shock; fully adjustable
Rear Suspension Travel
306 mm / 12 inches
Rake
26 °
Trail
121 mm / 4.7 inches (Europe) 110 mm / 4.3 inches (US)
Rear Subframe
Removable Aluminum subframe
Swingarm
Handlebar
Steering Damper
Wheels & Brakes
Wheels
Wire aluminum wheels
Front Wheel/Rim Size
Front Tire Size
80/100-21 Dunlop® Geomax MX33F
Rear Wheel/Rim Size
Rear Tire Size
120/90-18 Dunlop® Geomax MX33
Front Brakes
Hydraulic disc, 270mm
Rear Brakes
Hydraulic disc, 240mm
ABS
Dimension & Weights
Overall Length
2170 mm / 85.4 inches
Overall Width
825 mm / 32.5 inches
Overall Height
1270 mm / 50 inches
Seat Height
955 mm / 37.6 inches
Wheelbase
1480 mm / 58.2 inches
Ground Clearance
320 mm / 12.6 inches
Fuel Tank Capacity
7.9 L / 2 US gallons
Wet (kerb/curb) Weight
119 kg / 262.35 lbs (Europe) 117 kg / 258 lbs (US)
Dry Weight
Max Load Capacity
Features
ECU settings are tailored to suit the specific needs of cross country and enduro competition.
The compact and high-revving 450cc four-stroke engine delivers broad power across the entire rev range.
A high-capacity, lightweight four-cell lithium-ion battery adds consistent performance and minimal weight.
The WR450F features a compact electric starter system to minimize restart delays and add convenience.
Tri-shaft transmission layout vertically stacks the transmission shafts for a lighter, more compact transmission.
A wide-ratio 5-speed transmission is geared for cross country, from tight technical single track to high speed open sections.
Compact, lightweight and durable clutch assembly yields smooth engagement and excellent feel.
New for 2026, an industry-first ECU lock function helps prevent theft and unauthorized engine start-up.
A three-level Traction Control System selectable within the Yamaha Power Tuner App maintains ideal rear wheel traction.
An advanced fuel injection system uses a 44mm throttle body to ensure optimum fuel atomization and air/fuel calibration.
Premium Dunlop® Geomax MX33 tires achieve an ideal balance of traction and durability.
The WR450F’s 18-inch rear wheel comes laced with a three-cross-spoke pattern for improved impact absorption and rider feel.
Strong, lightweight wheels reduce unsprung weight without sacrificing durability.
The linkage-type rear suspension uses a KYB® shock with specially-tuned damping characteristics to match the WR450F chassis.
Wide foot pegs with lightweight aluminum alloy mounting brackets provide additional control and comfort.
Tapered aluminum handlebars are secured to four-position adjustable handlebar mounts.
The rider triangle is designed to provide increased legroom between the seat and foot pegs for enhanced rider comfort.
The WR450F’s slim, flat, compact body eases rider movement for improved control.
Large 270mm front and 240mm rear discs combine with Nissin calipers to provide exceptional stopping power and control.
Suspension settings contribute to a lower center of gravity for superb cornering and improved comfort in technical sections.
The fork now includes a hand-adjustable knob for easy compression adjustments.
Fully adjustable Speed Sensitive KYB® fork delivers exceptional balance between handling and bump absorption.
An advanced aluminum bilateral beam frame strikes the perfect balance of precise cornering performance and handling stability.
Sleek air cleaner cover provides tool-free access to the air filter for simplified servicing.
Premium competition-inspired graphics are embedded to provide excellent durability and scratch resistance.
Other enduro-specific features include a 2.0-gallon fuel tank, radiator fan, composite engine guard, sealed drive chain and spark arrestor.
Additional features include headlight and tail lights, multi-function meter with fuel and engine lights, and a folding kickstand.
Yamaha has been building championship winning 2-stroke motocross bikes for 50 years. Along the way we’ve won just about every title worth winning. The latest 2026 YZ85 comes with the same advanced race-bred technology that goes into the company’s adult motocross machines and is ready to power you into the victorYZone.
Key Specifications
Engine Type
Liquid-cooled, Single cylinder, Reed valve with YPVS, 2-stroke
Engine Capacity
85 cc / 5.2 cubic inches
Max Power
n/a
Max Torque
n/a
Top Speed
n/a
Fuel Tank Capacity
5 L / 1.3 US gallons
Weight (Wet/Kerb)
75 kg / 165 lbs
Seat Height
885 mm / 34.8 inches
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Yamaha YZ85
Year
2026
Engine
Engine Type
Liquid-cooled, Single cylinder, Reed valve with YPVS, 2-stroke
Displacement
85 cc / 5.2 cubic inches
Bore x Stroke
47.5 x 47.8 mm
Compression Ratio
8.2~9.6:1
Number of Cylinders
1
Max Horsepower
n/a
Max Torque
n/a
Valve Train
Valves per Cylinder
Ø intake / exhaust valve dia
Ø throttle valve
Engine Management System
Hitachi Astemo® Keihin PWK28 carburetor
Fuel-mixture System
Lubrication System
Premix
Cooling System
Liquid-cooled
Ignition System
CDI, Kick
Fuel
Exhaust System
Emissions Compliance
Performance
Top Speed
n/a
Acceleration (0-100 km/h, 0-60 mph)
Fuel Consumption
Range
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multiplate clutch, hydraulic
Gearbox
6-speed
Primary Drive Ratio
Secondary Drive Ratio
Gear Ratios
Final Drive
Chain
Quick Shifter
Traction Control System
Assist & Slipper Clutch
Electrical & Electronics System
Battery
Alternator/Generator
Starter
Headlight Type
n/a
Taillight Type
Instrumentation
Connectivity
Riding Modes
Traction Control System
Launch Control
ABS
Cruise Control
Chassis & Suspension
Frame Type
Semi double cradle
Front Suspension
KYB® inverted fork; fully adjustable
Front Suspension Travel
274.3 mm / 10.8 inches
Rear Suspension
KYB® single shock; fully adjustable
Rear Suspension Travel
282 mm / 11.1 inches
Rake
26 ° (Europe) 26.3 ° (US)
Trail
99 mm / 3.9 inches (Europe) 89 mm / 3.5 inches (US)
Rear Subframe
Removable Aluminum subframe
Swingarm
Handlebar
Steering Damper
Wheels & Brakes
Wheels
Wire aluminum wheels
Front Wheel/Rim Size
Front Tire Size
70/100-17 Dunlop® Geomax MX3SF
Rear Wheel/Rim Size
Rear Tire Size
90/100-14 Dunlop® Geomax MX3S
Front Brakes
Hydraulic disc, 220mm
Rear Brakes
Hydraulic disc, 190mm
ABS
Dimension & Weights
Overall Length
1895 mm / 74.6 inches
Overall Width
760 mm / 29.9 inches
Overall Height
1175 mm / 46.3 inches
Seat Height
885 mm / 34.8 inches
Wheelbase
1285.2 mm / 50.6 inches
Ground Clearance
360 mm / 14.2 inches
Fuel Tank Capacity
5 L / 1.3 US gallons
Wet (kerb/curb) Weight
75 kg / 165 lbs
Dry Weight
Max Load Capacity
Features
Dunlop® MX3S tires provide exceptional traction on a variety of tracks and terrain.
Lightweight 17-inch front and 14-inch rear rims are durable and reduce unsprung weight for optimal suspension performance.
Carefully matched exhaust expansion chamber optimizes gas flow for enhanced low- and mid-range power delivery.
The crankcase design features a spacer-style reed valve intake for improved air/fuel flow.
High-flow airbox ensures excellent air filter performance and easy maintenance.
Yamaha has been building 2-stroke motocross bikes for the past 50 years – and has been an equally long racing history. It is this unrivalled experience that has enabled the company to develop the latest 2025 YZ125 – a bike that is built to take you into the victorYZone!
Key Specifications
Engine Type
Liquid-cooled, 2-stroke, Single cylinder, reed-valve inducted
Engine Capacity
125 cc / 7.62 cubic inches
Max Power
n/a
Max Torque
n/a
Top Speed
n/a
Fuel Tank Capacity
7 L / 1.84 US gallons
Weight (Wet/Kerb)
96 kg / 212 lbs
Seat Height
980 mm / 38.5 inches
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Yamaha YZ125
Year
2026
Engine
Engine Type
Liquid-cooled, 2-stroke, Single cylinder, reed-valve inducted
Displacement
125 cc / 7.62 cubic inches
Bore x Stroke
54 x 54.5 mm
Compression Ratio
8.2~10.1:1
Number of Cylinders
1
Max Horsepower
n/a
Max Torque
n/a
Valve Train
Valves per Cylinder
Ø intake / exhaust valve dia
Ø throttle valve
Engine Management System
Hitachi Astemo® Keihin PWK38S carburetor
Fuel-mixture System
Lubrication System
Premix
Cooling System
Liquid-cooled
Ignition System
CDI, Kick
Fuel
Exhaust System
Emissions Compliance
Performance
Top Speed
n/a
Acceleration (0-100 km/h, 0-60 mph)
Fuel Consumption
Range
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multiplate clutch, hydraulic
Gearbox
Constant-mesh 5-speed
Primary Drive Ratio
Secondary Drive Ratio
Gear Ratios
Final Drive
Chain
Quick Shifter
Traction Control System
Assist & Slipper Clutch
Electrical & Electronics System
Battery
Alternator/Generator
Starter
Headlight Type
n/a
Taillight Type
Instrumentation
Connectivity
Riding Modes
Traction Control System
Launch Control
ABS
Cruise Control
Chassis & Suspension
Frame Type
Semi double cradle
Front Suspension
KYB® Speed-Sensitive System inverted fork; fully adjustable
Front Suspension Travel
300 mm / 11.8 inches
Rear Suspension
KYB® single shock; fully adjustable
Rear Suspension Travel
315 mm / 12.4 inches
Rake
26 °
Trail
109 mm / 4.3 inches
Rear Subframe
Removable Aluminum subframe
Swingarm
Handlebar
Steering Damper
Wheels & Brakes
Wheels
Wire aluminum wheels
Front Wheel/Rim Size
Front Tire Size
80/100-21 Bridgestone® Battlecross X20F
Rear Wheel/Rim Size
Rear Tire Size
100/90-19 Bridgestone® Battlecross X20
Front Brakes
Hydraulic disc, 270mm
Rear Brakes
Hydraulic disc, 240mm
ABS
Dimension & Weights
Overall Length
2135 mm / 84 inches
Overall Width
825 mm / 32.5 inches
Overall Height
1295 mm / 51 inches
Seat Height
980 mm / 38.5 inches
Wheelbase
1445 mm / 57 inches
Ground Clearance
365 mm / 14.4 inches
Fuel Tank Capacity
7 L / 1.84 US gallons
Wet (kerb/curb) Weight
96 kg / 212 lbs
Dry Weight
Max Load Capacity
Features
Updated CDI settings optimize combustion for more linear power delivery and enhanced rideability.
Updated air intake and intake boot design yield a more seamless connection and smoother airflow.
Revised carburetor setting for more consistent performance in varied conditions.
Yamaha’s advanced, liquid-cooled 125cc two-stroke engine provides impressive power and supreme usability.
Patented Yamaha Power Valve System combines crisp bottom-end torque with potent mid-range and free-revving top-end.
High-precision Hitachi Astemo® Keihin PWK38S carburetor provides clean, crisp throttle response and superior rideability.
Digital CDI system delivers precise spark and monitors engine speed to ensure optimal timing for faster, stronger response.
Close-ratio six-speed transmission has wider gear tooth width and optimized gear ratios for maximum performance.
High-capacity radiator with dark louvers deliver maximum cooling efficiency and an aggressive look.
Lightweight finely tuned chassis means nimble handling, more control and less rider fatigue.