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2021 Ducati Streetfighter V4 Overview
Ducati Streetfighter V4 is a sport motorcycle, displacing 1103 cc. Power comes from a Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder engine, a compression ratio of 14.0:1. On the performance side, it delivers 208 hp @ 12750 rpm of peak power and 123 Nm @ 11000 rpm of torque. On the road, 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. The full 2021 Ducati Streetfighter V4 spec sheet below covers every technical detail, from suspension travel to tyre sizes.
2021 Streetfighter V4 - Pros & Cons
Strengths
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⚡
Strong power output: With 208 hp @ 12750 rpm and 123 Nm @ 11000 rpm of torque on tap, the Streetfighter V4 is no slouch for its class.
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🔧
Fuel injection: Fuel injection means consistent cold starts and clean throttle response without the fussiness of a carbureted setup.
Considerations
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📏
Tall seat height: At 845 mm, shorter riders will likely be on tiptoes at a standstill - worth sitting on one before you buy.
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⚙️
Chain final drive upkeep: Budget time for routine chain maintenance - it's cheap to replace but needs consistent attention to avoid premature sprocket wear.
Wear Points & Servicing Notes
Cooling system servicing
Streetfighter V4's Liquid cooled setup is low-maintenance provided the coolant interval is kept - old, acidic coolant is the main cause of long-term corrosion in the water passages.
Fuelling & injector care
The fuel injectionsystem on the Streetfighter V4 needs little beyond good fuel and periodic use of an injector-cleaner additive - no jetting or float-bowl maintenance to worry about.
Brake disc and pad wear
Braking up front comes from 2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc StylemaØ (M4.30) 4-piston callipers - solid stopping power, with disc and pad wear best checked on the same schedule as tyre changes.
Suspension condition on used examples
The Streetfighter V4's suspension runs Fully adjustable Showa BPF fork. 43 mm chromed inner tubes at the front. The rear uses Fully adjustable Sachs unit. Aluminum single-sided swingarm. Fork-seal condition and rear linkage play are the two things worth checking before buying used.
Final drive maintenance
The Streetfighter V4 uses chain final drive, which is cheap to replace but needs regular cleaning, lubrication and tension checks to get a full service life out of the sprockets.
Frame & chassis check
Built around a Aluminum alloy "Front Frame", the Streetfighter V4's chassis is straightforward to inspect: look for corrosion, cracks or repair welds around stress points like the head-stock and swingarm mounts.
Streetfighter V4 - Buying & Maintenance Guide
What to check before buying
Before handing over money for a used 2021 Ducati Streetfighter V4, cover the fundamentals: service book and oil change history, chain and sprocket wear, and any sign of oil weeping around the casings. Cold-starting it yourself tells you a lot - a healthy Streetfighter V4 should catch quickly and settle into a smooth idle.
Oil and filter changes
Nothing protects a Streetfighter V4's engine like disciplined oil changes - stay on the manufacturer's schedule (roughly every 6,000 km or annually). Match the viscosity grade to what the owner's manual specifies, not what's cheapest.
Fuel system care
Fuel injection on the Streetfighter V4 needs little attention beyond decent fuel and an occasional system-cleaner additive. Anything left standing for three months or more should have its fuel drained and replaced before it varnishes the injectors.
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 |
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| 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 |
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- |
| Fuel Capacity |
16 Litres / 4.23 US gal |
16 Litres / 4.23 US gal |
17 Litres / 4.49 US gal |
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| 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
Top Speed
Not published by manufacturer
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
Specifications are compiled from manufacturer documentation and cross-referenced
technical sources, and corrected on an ongoing basis.
Spot an error? Let us know.
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