2021 APRILIA TUONO 660

Engine

• Type: Parallel twin-cylinder, 4-stroke, liquid-cooled, DOHC, 8 valves

• Displacement: 659 cc

• Bore × Stroke: 81.0 × 63.93 mm

• Compression Ratio: 13.5:1

• Fuel System: Electronic fuel injection with ride-by-wire

• Throttle Bodies: Dual 48 mm

• Starter: Electric

Performance

• Maximum Power: 95 hp (70 kW) @ 10,500 rpm

• Maximum Torque: 67 Nm (49.4 lb-ft) @ 8,500 rpm

• Top Speed: Approximately 230 km/h (143 mph)

Transmission

• Gearbox: 6-speed

• Clutch: Wet multi-plate slipper clutch

• Final Drive: Chain

• Quick Shifter: Optional Aprilia Quick Shift (AQS) up/down

Chassis

• Frame: Aluminum twin-spar frame

• Swingarm: Asymmetrical aluminum

• Wheelbase: 1,370 mm

• Rake: 24.1°

• Trail: 104.7 mm

Suspension

Front

• 41 mm Kayaba USD fork

• Adjustable preload and rebound damping

• Travel: 110 mm

Rear

• Monoshock

• Adjustable preload and rebound damping

• Travel: 130 mm

Brakes

Front

• Dual 320 mm discs

• Brembo radial 4-piston calipers

Rear

• Single 220 mm disc

• Brembo 2-piston caliper

ABS

• Multi-level ABS, configurable

• Cornering ABS available with optional IMU package

Electronics

• APRC (Aprilia Performance Ride Control)

• Traction Control (ATC)

• Wheelie Control (AWC)

• Engine Brake Control (AEB)

• Riding Modes (5)

• Cruise Control

• TFT Color Display

• Ride-by-Wire Throttle

Wheels & Tires

• Front Tire: 120/70 ZR17

• Rear Tire: 180/55 ZR17

• Optional Rear: 180/60 ZR17

• Wheels: Aluminum alloy 17-inch

Dimensions & Weight

• Length: 1,995 mm

• Width: 805 mm

• Seat Height: 820 mm

• Fuel Tank Capacity: 15 L

• Curb Weight: 183 kg (403 lb)

Fuel Economy

• Consumption: 4.9 L/100 km (≈48 mpg US)

• CO₂ Emissions: 116 g/km

Highlights

• Upright, more comfortable ergonomics than the RS 660

• Lightweight aluminum chassis

• Advanced electronics package uncommon in the middleweight category

• Excellent Brembo braking system

• Ideal balance between sport riding and daily usability