14 August. Friday 2026
Aprilia Tuono V4 - 2021 Specifications and Reviews
The 2021 Aprilia Tuono V4 is a middleweight naked bike powered by a 1077cc longitudinal V4 engine producing 175 horsepower and 121 Nm of torque. Designed for performance-oriented riders seeking streetfighter aggression with track-capable credentials, it features selectable ride modes and advanced electronics including ride-by-wire management. The Tuono V4 is best known for delivering superbike-level power in a nimble, aggressive package that excels in both spirited road riding and circuit use.
General information | |
| Category | Naked bike |
| Year | 2021 |
| Model | Aprilia Tuono V4 |
| | |
Engine and Transmission Specifications | |
| Exhaust system | 4 into 2 into 1 layout, single oxygen sensor, lateral single silencer with ECU-controlled bypass valve and integrated trivalent catalytic converter (Euro 3) |
| Emission details | Euro 4 |
| Greenhouse gases | 178.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 7.71 litres/100 km (13.0 km/l or 30.51 mpg) |
| Driveline | Straight cut gears and integrated flexible coupling, drive ratio: 73/44 primary drive. Chain 42/16 final drive. |
| Clutch | Multiplate wet clutch with mechanical slipper system. |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Wet sump lubrication system with oil radiator and two oil pumps (lubrication and cooling) |
| Ignition | Magneti Marelli digital electronic ignition system integrated in engine control system, with one spark plug per cylinder and “stick-coil†type coils |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Airbox with front dynamic air intakes. 4 Weber-Marelli 48-mm throttle bodies with 4 injectors and latest generation Ride-by-Wire engine management that the rider can select on the fly: T (Track), S (Sport), R (Race). |
| Valves per Cylinder | 4 |
| Bore x Stroke | 81.0 x 52.3 mm (3.2 x 2.1 inches) |
| Compression | 13.6:1 |
| Torque | 121.0 Nm (12.3 kgf-m or 89.2 ft.lbs) @ 9000 RPM |
| Power | 175.0 HP (127.7 kW) @ 11000 RPM |
| Engine details | Longitudinal 65° V-4 |
| Engine type | V4, four-stroke |
| Capacity: | 1077.0 ccm (65.72 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Cast aluminium wheels with 3 split spoke design. |
| Rear brakes | Single disc. ABS. Brembo floating calliper. |
| Diameter | 330 mm (13.0 inches) |
| Front brakes | Double disc. ABS. Floating stainless steel discs with lightweight stainless steel rotor with 6 studs. Brembo radial callipers with 4 diam. horizontally opposed 32 mm pistons. Sintered pads. Axial pump master cylinder and metal braided brake hoses. |
| Rear tire | 190/55-ZR17 |
| Front tire | 120/70-ZR17 |
| Rear wheel travel | 130 mm (5.1 inches) |
| Rear Suspension | Double braced aluminium swingarm; mixed low thickness and sheet casting technology. Sachs monoshock with piggy-back, fully adjustable in: spring preload, hydraulics in compression and rebound. APS progressive linkages. |
| Front wheel travel | 117 mm (4.6 inches) |
| Front Suspension | Sachs upside-down “one by one†fork, Ø 43 mm stanchions. Forged aluminium radial calliper mounting bracket. Completely adjustable spring preload and hydraulic compression and rebound damping. |
| Trail | 100 mm (3.9 inches) |
| Rake (fork angle) | 27.0° |
| Frame type | Aluminium dual beam chassis with cast and pressed sheet elements. (Sachs steering damper on APRC version) |
Physical measures and capacities | |
| Reserve fuel capacity | 4.00 litres (1.06 US gallons) |
| Fuel capacity | 18.50 litres (4.89 US gallons) |
| Wheelbase | 1450 mm (57.1 inches) |
| Ground clearance | 125 mm (4.9 inches) |
| Overall width | 810 mm (31.9 inches) |
| Overall length | 2070 mm (81.5 inches) |
| Overall height | 1090 mm (42.9 inches) |
| Seat height | 825 mm (32.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.9459 HP/kg |
| Weight incl. oil, gas, etc | 209.0 kg (460.8 pounds) |
| Dry weight | 185.0 kg (407.9 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | APRC System (Aprilia Performance Ride Control), which includes Traction Control (ATC), Wheelie Control (AWC), Launch Control (ALC), cruise control (ACC) and speed limiter (APL), all of which can be configured and deactivated independently |
| Electrical | Flywheel mounted 420W alternator with rare earth magnets. |
| Instruments | Analogue/digital |
| Starter | Electric |
| Color options | Tarmac Grey, Glacier White |
Performance Profile & Rider Fit
175 hp
Peak Power
2.9s
0-60 mph
Best For
Track92%
City55%
Cornering95%
Daily Riding60%
Touring45%
Passenger45%
Rider Profile
| Best For | This is a hyper-naked that rewards experienced riders comfortable with explosive power and quick, aggressive handling. |
| Purpose | Built for thrilling backroad blasts, trackday lapping, and aggressive sport riding rather than relaxed cruising. |
| Rider Fit | The riding position is forward-leaning and committed with a fairly tall seat height, demanding decent fitness and confidence at speed. |
| Character | A razor-sharp, race-derived V4 superbike engine wrapped in an upright naked chassis, blending brutal acceleration with electronics-assisted control. |
| Not Ideal For | Not ideal for new riders, high-mileage touring, or anyone seeking a soft, plush, low-effort commuting experience. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Shop This Bike
Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2021 Aprilia Tuono V4 motorcycle is a powerhouse on the road, with its 1077cc V4 engine delivering impressive performance and thrilling acceleration. The bike's advanced electronics, including 6-axis IMU, traction control, and wheelie control, ensure a smooth and safe ride, while the impressive Brembo brake system provides unparalleled stopping power. With its aggressive styling and top-tier components, the Aprilia Tuono V4 is a true sports machine that will appeal to both experienced riders and adrenaline junkies looking for an exhilarating ride. Overall, the 2021 Aprilia Tuono V4 motorcycle is a top contender in the sportbike category, offering exceptional performance and cutting-edge technology. Its powerful engine, advanced electronics, and high-quality components make it a standout choice for riders who crave speed and precision. Whether you're hitting the track or taking on your favorite twisty roads, the Tuono V4's impeccable handling and stunning design make it a standout option in the competitive sportbike market.Add a Comment
Related Motorcycle Specifications
More Aprilia Motorcycles
- Motorcycles in database: 45863
- Technical specifications: 1490298
- Images of motorcycles: 72681
- Videos: 339
- Manufacturers: 501
Please Login or Register if you would like to leave a comment.