2026 Aprilla RS 660 Base

2026 Aprilia RS 660 Base

The 2026 Aprilia RS 660 is proof that you don't need liter-bike power to have a blast on two wheels. Born from Aprilia's racing heritage, this Italian middleweight sportbike delivers razor-sharp handling, thrilling acceleration, and head-turning style in a package that's surprisingly comfortable for everyday riding. With its lightweight chassis, advanced rider aids, aerodynamic winglets, and 105-horsepower parallel-twin engine, the RS 660 is equally at home attacking twisty backroads, carving up a track day, or cruising through town. This is the sportbike that puts a smile on your face every time you twist the throttle.

Key Features

• 659cc liquid-cooled parallel-twin engine

• 105 horsepower performance

• Lightweight aluminum frame

• Advanced APRC electronics package

• Cornering ABS and traction control

• Multiple riding modes

• Quick Shift (AQS) transmission

• Full LED lighting package

• 5-inch TFT color display

• MotoGP-inspired aerodynamic winglets

• Brembo braking components

• Lightweight 403 lb ready-to-ride weight

Specifications

Engine

• Engine Type: Liquid-Cooled Parallel Twin, DOHC

• Displacement: 659cc

• Horsepower: 105 HP @ 10,400 RPM

• Torque: 52 lb-ft (70 Nm) @ 8,400 RPM

• Compression Ratio: 13.5:1

• Fuel System: Electronic Fuel Injection

• Cooling: Liquid-Cooled

• Starting System: Electric

Drivetrain

• Transmission: 6-Speed

• Quick Shifter: Standard Aprilia Quick Shift (AQS)

• Final Drive: Chain

• Clutch: Slipper Clutch

Chassis & Suspension

• Frame: Twin-Spar Aluminum

• Front Suspension: 41mm KYB Inverted Fork, Adjustable

• Rear Suspension: Adjustable Monoshock

• Front Brakes: Dual 320mm Brembo Discs with Radial-Mount Calipers

• Rear Brake: Single 220mm Brembo Disc

• ABS: Cornering ABS Standard

Electronics

• APRC Rider Assistance Package

• Traction Control

• Wheelie Control

• Launch Control

• Engine Brake Control

• Cruise Control

• Ride-By-Wire Throttle

• 6-Axis IMU

• Five Riding Modes

• TFT Color Display

Dimensions

• Seat Height: 32.3 in.

• Wheelbase: 54.4 in.

• Wet Weight: 403 lbs.

• Fuel Capacity: 4.0 gal.

• Frame: Lightweight Aluminum Construction

Tires

• Front Tire: 120/70ZR17

• Rear Tire: 180/55ZR17

Why Riders Love It

The RS 660 hits the sweet spot between a beginner-friendly middleweight and a full-blooded supersport. It's light, fast, packed with premium electronics, and delivers the unmistakable character of an Italian sportbike. Whether you're chasing apexes or simply enjoying a weekend ride, the 2026 Aprilia RS 660 offers an exciting, confidence-inspiring experience every time you throw a leg over the seat.