2025 Yamaha YZ450FX Base

2025 Yamaha YZ450FX Base

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  • Year 2025
  • Make Yamaha
  • Model YZ450FX
2025 Yamaha YZ450FX Base

2025 Yamaha YZ450FX Base

2025 Yamaha YZ450FX

The premier XC racer built to compete straight out of the box, the YZ450FX takes off-road performance to the next level. Featuring even more power, better handling, and less weight with improved ergonomics and next-generation Power Tuner app, the YZ450FX is ready to make fast riders even faster!

Features may include:

  • HIGH PERFORMANCE 450CC ENGINE

Lighter, more compact with increased power across the entire rev range, the powerful 450cc engine maintains the previous YZF450FX model's exceptional pulling power and renowned ease-of-use, with ECU settings tailored to enhance low-end tractability and a 500 rpm higher rev limit for even more top-end power.

  • ADVANCED ALUMINUM BILATREAL BEAM FRAME

The advanced aluminum bilateral beam frame with YZ450FX-specific engine mounts provides just the right amount of strength and flex for the perfect balance of straight-line stability and cornering performance. The result is a better handling machine with lighter feel, more agility and increased traction, allowing the rider to tackle tight, technical trail sections with greater confidence.

  • INDUSTRY LEADING YAMAHA POWER TUNER APP

Like having factory team support in your pocket, Yamaha's groundbreaking next-generation Power Tuner App is even more user-friendly with an intuitive “Simple Tuning” slide bar for quick engine mapping, three-level Traction Control, a lap timer, and helpful engine and suspension tuning guides. Best of all, it's free-of-charge.

  • The Traction Control System communicates wheel slip to the ECU, tuning the engine to maintain ideal rear wheel traction
  • A compact, lightweight, and durable clutch air intake

Engine

Engine Type DOHC, 4-valve (titanium), single
Displacement 450 cc
Cooling System Liquid-cooled
Bore 97 mm
Stroke 60.8 mm
Compression Ratio 13.0:1
Lubrication Wet sump
Fuel System Mikuni 44 mm throttle body F.I.
Ignition TCI
Starter Electric

Drivetrain

Transmission Constant mesh, 5-speed
Final Drive Chain

Suspension

Front Suspension Fully adjustable 48 mm inverted KYB fork
Rear Suspension Fully adjustable linkage-type

Brakes

Front braking system 270 mm, floating disc / twin-piston caliper
Rear braking system 240 mm, disc / single-piston caliper

Wheels & Tires

Front Tire 80/100-21
Rear Tire 120/90-18
Front Wheel Travel 300 mm (11.8 in.)
Rear Wheel Travel 305 mm (12.0 in.)

Dimensions

Length 2,169 mm (85.4 in.)
Width 825 mm (32.5 in.)
Height 1,265 mm (49.8 in.)
Wheelbase 1,471 mm (57.9 in.)
Ground Clearance 330 mm (13.0 in.)
Seat Height 955 mm (37.6 in.)

Capacities

Fuel Capacity 7.95 litres (2.1 Imp. gal.)

Weights

Weight Wet: 113.9 kg (251 lb)

Color

Colors Team Yamaha Blue

Product Photography