YFZ450R 2025 YAMAHA ATV SPORT
The Yamaha YFZ450R 2025 is a pure sport ATV engineered for riders who demand race-level performance, precision handling, and aggressive power delivery. Built with Yamaha’s championship-winning racing DNA, it offers exceptional throttle response, lightweight agility, and total control for sport and off-road riding.
Designed to dominate tracks and trails alike, the YFZ450R combines advanced engine technology with a performance-focused drivetrain, making it an ideal choice for serious sport ATV enthusiasts.
Key Features
• High-performance 449cc single-cylinder engine
• Advanced fuel injection system for precise throttle response
• Lightweight sport chassis designed for aggressive riding
• Manual 5-speed transmission with slipper clutch for smooth downshifts
• 2WD drivetrain optimized for sport performance
• Durable sealed O-ring chain with eccentric adjustment
• Race-inspired design and engineering
Specifications
Engine
Engine Type
Single cylinder, liquid-cooled, 4-stroke, DOHC, 5-valves
Displacement
449 cc
Bore × Stroke
95.0 mm × 63.4 mm
Compression Ratio
11.8 : 1
Lubrication System
Dry sump
Fuel System
Fuel Injection, 42 mm EHS with ISC
Ignition System
TCI
Starter System
Electric
Transmission & Drive
Transmission System
5-speed, manual with slipper clutch
Drive System
2WD
Recreational Vehicle, ATV Sport, Yamaha, Model: YFZ450R 2025

