Aprilia Tuono 660 - 2021 Specifications and Reviews
The 2021 Aprilia Tuono 660 is a middleweight naked sport bike designed for accessible performance and everyday rideability. Its 95 hp parallel-twin engine delivers nimble handling and manageable power for riders progressing from smaller bikes or seeking a practical alternative to heavier sportbikes. Best known for sharp styling and modern electronics including ride-by-wire throttle control, it balances aggressive character with approachable usability.
General information | |
| Category | Sport |
| Year | 2021 |
| Model | Aprilia Tuono 660 |
| | |
Engine and Transmission Specifications | |
| Cooling system | Liquid |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Ride-by-Wire throttle |
| Power | 95.0 HP (69.3 kW) |
| Engine details | 270-degree crank |
| Engine type | Twin, four-stroke |
| Capacity: | 660.0 ccm (40.27 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc. Brembo. ABS. |
| Diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc. Brembo four-piston. ABS. |
| Rear tire | 180/60-17 |
| Front tire | 120/70-17 |
| Rear Suspension | Swingarm |
| Front Suspension | KYB inverted fork. |
| Frame type | Diecast aluminium twin-spar |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 183.0 kg (403.4 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Five riding modes. |
| Light | Triple LED headlights and daytime running lights |
| Starter | Electric |
| Color options | Concept Black/Acid Gold/Iridium Gray |
Performance Profile & Rider Fit
Best For
Rider Profile
| Best For | Suits riders who have progressed beyond a beginner bike and want a naked sportbike that rewards confident, active riding. |
| Purpose | Built for spirited backroad blasts, weekend canyon carving, and occasional trackday fun rather than long-distance cruising. |
| Rider Fit | Light wet weight and a moderately sporty riding position make it manageable for most body sizes, though the 820mm seat height and firm suspension favor riders with average or above-average leg reach. |
| Character | A punchy, high-revving parallel twin with sharp electronics and a light chassis gives it a playful, precise, and eager personality. |
| Not Ideal For | Not ideal for riders seeking plush long-haul touring comfort, heavy luggage capacity, or off-road capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Shop This Bike
⚠ Safety Recalls (1)
Aprilia is recalling certain 2021 RS 660 and Tuono 660 motorcycles. The engine crankshaft connecting rod may break due to improper heat-treatment.
Risk: A broken connecting rod can cause a sudden engine stall, increasing the risk of a crash.
Remedy: Dealers will replace the engine, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact Aprilia customer service at 1-212-380-4400. Aprilia's number for this recall is PA2ZZQ2107.
Source: NHTSA. View all Aprilia recalls →
Rider Reviews
MotorcycleDB Review
The 2021 Aprilia Tuono 660 is a powerful and sleek motorcycle that delivers a thrilling riding experience. With a 660cc parallel-twin engine, this bike offers impressive power and torque for a dynamic performance on both city streets and open highways. The Tuono 660 also features a lightweight chassis and advanced electronics, including multiple riding modes and a comprehensive suite of safety features. Its aggressive styling and comfortable riding position make it a top choice for riders looking for a high-performance middleweight naked bike. Overall, the 2021 Aprilia Tuono 660 is a standout motorcycle in its class, offering a perfect balance of power, agility, and technology. Whether you're a seasoned rider or new to the sport, the Tuono 660 provides an exhilarating ride that will leave a lasting impression. From its impressive engine performance to its cutting-edge electronics, this bike is sure to impress anyone in the market for a high-quality naked motorcycle. With its combination of style, power, and handling, the Tuono 660 is a top contender in the middleweight naked bike segment.Add a Comment
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