ER‑series superbike performance that excites with every twist of the throttle.
Potent Twin-Cylinder Powerplant
321cc, liquid-cooled, inline 2-cylinder DOHC, 4 valves per cylinder, fuel-injected engine delivers excellent power and performance throughout the rpm range.
High-Revving Engine Architecture
With a compression ratio of 11.2:1, the engine develops maximum power at 10,750 rpm for an exciting ride and broad spread of power. With a 180-degree crank design, the engine provides minimized vibrations and a smooth running engine character throughout the rpm range.
Modern Fuel Injection
Downdraft induction fuel injection system provides easy starts and smooth performance in all conditions.
Advanced Cylinder Construction
Yamaha’s all-aluminum DiASil cylinder is used to ensure excellent heat dissipation, with an innovative offset cylinder design that reduces horsepower loss and improves both power and fuel efficiency.
Strong and Lightweight Pistons
Forged aluminum pistons—the same technology used for the R1 and R6—means lighter weight and excellent strength at higher temperatures, ensuring reliability at higher rpm.
Steel frame and swingarm designed with Yamaha’s extensive chassis expertise for a light and nimble, yet solid, handling character.
The 298mm floating mount front disc brake ensures excellent stopping power, while a 220mm floating disc handles the braking performance on the back. The YZF-R3 ABS model also features an antilock braking system to boost rider confidence and prevent wheel lock-ups in reduced-traction conditions.
Plush, Controlled Suspension
41mm KYB® front suspension offers 5.1 inches of travel for rider comfort and control, while a preload-adjustable rear shock allows tuning for passenger and cargo.
Sportbike-Spec Alloy Wheels
10-spoke cast aluminum wheels are both strong and high in style while reducing unsprung weight.
The multi-function meter informs the rider of gear position, fuel capacity, real time and average fuel economy, water temp, clock and an oil change trip meter.
Yamaha R-Series Styling
Legendary Yamaha R-series styling and performance come standard. The YZF-R3 combines modern styling matched to excellent engine performance and chassis design—the hallmarks of Yamaha’s R-series sportbikes.