Naked Motorcycles

2019Ducati Monster 821 Stealth

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The 2019 Ducati Monster 821 Stealth is a naked middleweight designed for riders seeking accessible performance and aggressive styling. Its 821cc engine delivers responsive power with modern electronics including three riding modes and traction control, making it equally suited to urban commuting and spirited riding. Known for its iconic Monster design language and manageable 205kg wet weight, it offers an ideal balance of capability and control for intermediate riders.

Capacity: 821.0 ccm
Engine: V-Twin, four-stroke
Gearbox: 6-speed
Dry weight: 180.5 kg
Seat height: 785 mm
Power: 109.0 HP (79.6 kW) @ 9250 RPM

⇄ Compare with another bike ＋ Add to garage All model years ⚠ Recalls listed (3)

Other years 2019 2020

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering92%

City riding80%

Daily riding70%

Touring38%

Two-up45%

Track65%

Best for: Built for spirited street riding and twisty back roads where its light weight and strong midrange power can be fully exploited.
Built for: A raw, characterful Italian streetfighter that rewards confident throttle input with an engaging, muscular V-twin feel and razor-sharp handling.
Not ideal for: Not ideal for riders seeking long-distance comfort, wind protection, or a plush, relaxed touring experience.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 785mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2019 Ducati Monster 821 Stealth, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Range and running costs

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Units

Currency

Fuel per litre

Riding a year

Based on the published US (EPA-style) fuel economy estimate and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.

Full specifications

Engine

Capacity: 821.0 ccm
Power: 109.0 HP (79.6 kW) @ 9250 RPM
CO2 Emissions: 155 CO2 g/km
EPA Certificate No.: KDUCC0.80MLA-008-R01
EPA Est. Fuel Consumption: 6.60 L/100km (35.6 US mpg)
EPA CO Emissions: 1.3 CO g/km
Torque: 86.0 Nm (8.8 kgf-m) @ 7750 RPM
Engine type: V-Twin, four-stroke
Power/weight ratio: 0.6039 HP/kg (dry)
Bore x stroke: 88.0 x 67.5 mm
Compression: 12.8:1
Cooling system: Air
Fuel system: Injection
Starting: Electric
Aspiration: Naturally aspirated
Valves per cylinder: 4

Transmission

Gearbox: 6-speed
Transmission type: Manual
Clutch: APTC slipper and self-servo wet multiplate clutch with control cable

Dimensions & weight

Wheelbase: 1480 mm
Overall length: 2170 mm
Overall width: 800 mm
Overall height: 1055 mm
Seat height: 785 mm
Dry weight: 180.5 kg
Wet weight: 205.0 kg
Fuel capacity: 16.50 litres

Chassis & suspension

Frame: Tubular steel Trellis frame attached to the cylinders head
Front suspension: 43mm upside-down forks
Rear suspension: Progressive linkage with adjustable monoshock. Aluminium double-sided swingarm
Front wheel travel: 130 mm
Rear wheel travel: 140 mm
Rake (fork angle): 24.3°
Trail: 93 mm

Brakes & wheels

Front brakes: Double disc. Semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, axiial pump with ABS as standard
Front brakes diameter: 320 mm
Rear brakes: Single disc. 2-piston floating calliper with ABS as standard equipment
Rear brakes diameter: 245 mm
ABS: Yes
Front tyre: 120/70-ZR17
Rear tyre: 180/55-ZR17

Other

Color options: Stealth
Warranty: 24
Comments: Three Riding Modes. Traction Control.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2019	2020
Capacity	821 cc	821 cc
Dry weight	181 kg	181 kg
Seat height	785 mm	785 mm
Fuel capacity	16.5 L	16.5 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Safety Recalls

⚠ 3 recalls may apply

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGSMay 2021 · 21V335000

Ducati North America (Ducati) is recalling certain 2015-2021 Monster 821, 2014-2021 Monster 1200 S/STD, and 2016-2019 Monster 1200 R motorcycles. The rear brake hoses may be susceptible to heat damage.

Risk: Damaged brake hoses may cause the rear brakes to fail, increasing the risk of a crash.

Remedy: Dealers will replace the rear brake hoses, free of charge. Owner notification letters were mailed on July 12, 2021. Owners may contact Ducati customer service at 1-888-391-5446.

SERVICE BRAKES, HYDRAULICMay 2021 · 21V315000

Ducati North America (Ducati) is recalling certain 2017-2020 Monster 797, Monster 1200, Supersport, 2016-2020 XDiavel, and 2018-2020 Monster 821 motorcycles. Air may permeate the rear brake system.

Risk: Air in the system may reduce effectiveness of the rear brakes, increasing the distance required to stop and the risk of a crash.

Remedy: Dealers will install new rear brake hoses, free of charge. Owner notification letters were mailed on June 28, 2021. Owners may contact Ducati customer service at 1-888-391-5446.

POWER TRAIN:MANUAL TRANSMISSIONNov 2018 · 18V835000

Ducati North America (Ducati) is recalling certain 2017-2019 Ducati Monster 1200, Monster 821, SuperSport and SuperSport S motorcycles. The shift lever may have been incorrectly assembled, possibly resulting in the shift knob detaching from the lever.

Risk: If the shift knob detaches, the rider may not be able to shift gears, increasing the risk of a crash.

Remedy: Ducati will notify owners, and dealers will inspect the gear lever shift knob tightness, replacing it as necessary, free of charge. The recall began January 14, 2019. Owners may contact Ducati customer service at 1-888-391-5446. Ducati's number for this recall is SRV-RCL-18-007.

These recalls cover some 2019 bikes of this model. Whether one applies to a specific bike, and whether the repair has already been done, depends on its VIN — check your VIN with NHTSA or ask a dealer.

Source: NHTSA. View all Ducati recalls →

Rider Reviews

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MotorcycleDB

The 2019 Ducati Monster 821 Stealth is a stunningly sleek and stylish motorcycle with incredible performance capabilities. This bike combines the classic Monster design with modern technology, making it a top choice for riders looking for both power and style. The 821cc engine delivers an impressive amount of power and torque, giving riders an exhilarating experience on the road. The Stealth edition features a matte black color scheme that adds a sense of mystery and sophistication to the bike's overall appearance. With its agile handling and advanced electronics, the Ducati Monster 821 Stealth is a thrilling ride that is sure to impress both experienced riders and newcomers to the world of motorcycles.

The 2019 Ducati Monster 821 Stealth is a versatile and powerful motorcycle that is perfect for riders who want a combination of performance and style. The Stealth edition's matte black color scheme adds a touch of mystery and sophistication to the bike's overall aesthetic. Its 821cc engine provides plenty of power and torque, making it a thrilling ride for anyone looking for an exhilarating experience on the road. With its modern technology and advanced electronics, the Monster 821 Stealth offers agile handling and impressive performance capabilities that are sure to impress riders of all skill levels. Whether you're a seasoned rider or a newcomer to the world of motorcycles, the Ducati Monster 821 Stealth is a top choice for those who value both power and style in their ride.

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