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2021 Ducati Streetfighter V4 Overview
The 2021 Ducati Streetfighter V4 is a sport motorcycle built around 1103 cc of displacement. Under the tank sits a Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder engine, a compression ratio of 14.0:1. 2021 Ducati Streetfighter V4 delivers 208 hp @ 12750 rpm of peak power and 123 Nm @ 11000 rpm of torque. From a practical standpoint, the 2021 Streetfighter V4 tips the scales at 200.9 kg, carries a 16-litre fuel tank, offers a seat height of 845 mm and spans a 1488 mm wheelbase. Scroll down for the complete 2021 Ducati Streetfighter V4 spec sheet covering every technical detail from suspension travel to tyre sizes.
2021 Streetfighter V4 - Pros & Cons
Strengths
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Strong power output: 2021 Ducati Streetfighter V4 makes 208 hp @ 12750 rpm with 123 Nm @ 11000 rpm of torque - competitive figures for its class.
Considerations
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📏
Tall seat height: The 845 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
Owner Experiences & Common Issues
General ownership notes
The 2021 Ducati Streetfighter V4 has built a reputation for solid everyday reliability when serviced to schedule. As with any motorcycle of this era, documented service history is the single biggest indicator of long-term reliability when buying used.
Streetfighter V4 - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2021 Ducati Streetfighter V4, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained Streetfighter V4 should fire up cleanly and settle to a smooth idle within a few seconds.
Oil and filter changes
Regular oil changes are the single most important maintenance task on any Streetfighter V4. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. Always use the correct viscosity grade as specified in the owner's manual.
2021 Ducati Streetfighter V4 - Frequently Asked Questions
What engine does the 2021 Ducati Streetfighter V4 have?
The 2021 Ducati Streetfighter V4 uses a Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder engine with 1103 cc of displacement. It is liquid cooled.
How much does the 2021 Ducati Streetfighter V4 weigh?
The 2021 Ducati Streetfighter V4 weighs 200.9 kg. This is the manufacturer's wet figure.
How much power does the 2021 Ducati Streetfighter V4 make?
The 2021 Ducati Streetfighter V4 produces 208 hp @ 12750 rpm of power and 123 Nm @ 11000 rpm of torque. These are peak figures.
What is the fuel tank capacity of the 2021 Ducati Streetfighter V4?
The 2021 Ducati Streetfighter V4 has a 16-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 266-320 km between stops.
Is the 2021 Ducati Streetfighter V4 suitable for shorter riders?
The 2021 Ducati Streetfighter V4 has a seat height of 845 mm. This is towards the tall end of the spectrum and will require most riders under 175 cm to tiptoe at stops.
What brakes does the 2021 Ducati Streetfighter V4 have?
The 2021 Ducati Streetfighter V4 uses 2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc StylemaØ at the front and 245 mm disc, 2-piston calliper at the rear.
What tyre sizes does the 2021 Ducati Streetfighter V4 use?
The 2021 Ducati Streetfighter V4 runs Pirelli Diablo Rosso Corsa 2 120/70 ZR17 front and Pirelli Diablo Rosso Corsa 2 200/60 ZR17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2021 Ducati Streetfighter V4 have?
The 2021 Ducati Streetfighter V4 is fitted with a 6 speed with Ducati Quick Shift transmission.
Ducati Streetfighter V4 Spec Evolution
The Ducati Streetfighter V4 was produced across 4 model years (2020-2025). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.
| Specification |
2020 |
2022 |
2023 |
2025 |
| Max Power |
208 hp / 153 kW @ 12,750 rpm |
208 hp / 153 kW @ 12750 rpm |
- |
- |
| Wet Weight |
201 kg / 443 lb |
200.9 kg / 443 lbs |
201.3 kg / 444 lbs |
V4: 191 kg / 421 lbs V4S: 189 kg / 417 lbs |
| Dry Weight |
180 kg / 397 lbs |
180kg / 397 lbs |
- |
- |
| Fuel Capacity |
16 Litres / 4.23 US gal |
16 Litres / 4.23 US gal |
17 Litres / 4.49 US gal |
- |
| Brakes - Front |
2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc StylemaØ (M4.30) 4-piston callipers with Bosch Cornering ABS EVO |
2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc StylemaØ (M4.30) 4-piston callipers |
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- |
| Brakes - Rear |
245 mm disc, 2-piston calliper with Bosch Cornering ABS EVO |
245 mm disc, 2-piston calliper |
Single 245 mm disc, 2-piston calliper |
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| ABS |
- |
Bosch Cornering ABS EVO |
Cornering ABS EVO |
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| Clutch |
Hydraulically controlled slipper and self-servo wet multiplate clutch |
Hydraulically controlled slipper and self-servo wet multiplate clutch |
Hydraulically controlled slipper and self-servo wet multiplate clutch. Self bleeding master cylinder |
Hydraulically controlled slipper and self-servo wet multiplate clutch, self bleeding master cylinder |
Key Specifications
Engine
Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder
Power
208 hp / 153 kW @ 12750 rpm
Torque
123 Nm / 90.4 lb-ft @ 11000 rpm
Weight
200.9 kg / 443 lbs
Fuel Capacity
16 Litres / 4.23 US gal
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Full 2021 Ducati Streetfighter V4 Specifications
Year
2021 - 22
Make Model
Ducati Streetfighter V4
Seat Height
845 mm / 33.3 in
Wheelbase
1488 mm / 58.6 in
Dry Weight
180kg / 397 lbs
Fuel Capacity
16 Litres / 4.23 US gal
Wet Weight
200.9 kg / 443 lbs
Displacement
1103 cc / 67.3 cu in
Engine Detail
Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder
Bore x Stroke
81 x 53.5 mm
Compression Ratio
14.0:1
Cooling System
Liquid cooled
Emissions
Euro 4
Exhaust
4-2-1-2 system, with 2 catalytic converters and 2 lambda probes
Fuel Induction
Electronic fuel injection system. Twin injectors per cylinder. Full ride-by-wire elliptical throttle bodies
Starter
Electric
Clutch
Hydraulically controlled slipper and self-servo wet multiplate clutch
Final Drive
Chain, front sprocket 15, rear sprocket 42
Gear Ratios
1st 38/14 2nd 36/17 3rd 33/19 4th 32/21 5th 30/22 6th 30/24
Primary Drive Ratios
Straight cut gears, Ratio 1.80:1
Transmission / Drive
6 speed with Ducati Quick Shift (DQS) up/down EVO 2
Frame Type
Aluminum alloy "Front Frame"
Suspension - Front
Fully adjustable Showa BPF fork. 43 mm chromed inner tubes
Suspension - Rear
Fully adjustable Sachs unit. Aluminum single-sided swingarm
Rake
24,5°
Trail
100 mm / 4 in
Wheel Travel - Front
120 mm / 4.7 in
Wheel Travel - Rear
130 mm / 5.1 in
Equipment / Features
Ducati Power Launch (DPL), Ducati Quick Shift (DQS) up/down EVO 2, Full LED lighting with Daytime Running Light (DRL), Sachs steering damper, Quick adjustment buttons, Auto-off indicators, Passenger seat and footpegs
Safety Equipment
Riding Modes, Power Modes, Cornering ABS EVO, Ducati Traction Control (DTC) EVO 2, Ducati Wheelie Control (DWC) EVO, Ducati Slide Control (DSC), Engine Brake Control (EBC) EVO, Auto tire calibration
Brakes - Front
2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc StylemaØ (M4.30) 4-piston callipers
Brakes - Rear
245 mm disc, 2-piston calliper
ABS
Bosch Cornering ABS EVO
Tyres - Front
Pirelli Diablo Rosso Corsa 2 120/70 ZR17
Tyres - Rear
Pirelli Diablo Rosso Corsa 2 200/60 ZR17
Wheels
5-spokes light alloy
Wheels - Front
3.50 x 17
Wheels - Rear
6.00 x 17
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