Ducati Monster 821 Stealth
2020Naked

Ducati Monster 821 Stealth

Key specifications

Engine
821 cc
Power
109 HP
Torque
86 Nm
Weight
181 kg
Fuel type
petrol
Fuel capacity
4.4 L
Transmission
6-speed
Seat height
31 mm
Front brakes
Double disc. Semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, axiial pump with ABS as standard
Rear brakes
Single disc. 2-piston floating calliper with ABS as standard equipment

Overview

Introducing the 2020 Ducati Monster 821 Stealth, a stunning addition to the renowned Monster lineup, which has long set the benchmark for naked bikes. With its minimalist design and aggressive stance, the Monster 821 Stealth embodies the spirit of freedom and excitement that Ducati is famous for. Positioned perfectly for both seasoned riders and newcomers alike, this bike seamlessly combines performance and practicality, making it an excellent choice for urban commuting or spirited weekend rides. The stealthy black finish enhances its muscular aesthetics, giving it a fierce presence on the road that is sure to turn heads. At the heart of the Monster 821 Stealth lies a robust 821cc V2 engine, delivering a thrilling 109 horsepower at 9,250 RPM and a formidable torque of 86 Nm at 7,750 RPM. This powertrain is engineered for exhilarating acceleration and responsive handling, allowing riders to carve through city streets with confidence. The lightweight construction, tipping the scales at just 180.5 kg (397.9 pounds), combined with a 6-speed gearbox and a chain final drive, results in an engaging riding experience that feels both nimble and powerful. With a fuel consumption of 5.40 liters per 100 km, riders can enjoy longer journeys while experiencing the joy of riding without frequent stops for fuel. The Monster 821 Stealth is packed with cutting-edge features and technology to enhance both safety and performance. The tubular steel trellis frame not only contributes to the bike's iconic look but also provides exceptional stability and handling. The front suspension features 43mm upside-down forks, while the rear boasts a progressive linkage with an adjustable monoshock, ensuring a smooth ride over various terrains. Equipped with top-tier Brembo brakes—double discs at the front and a single disc at the rear—complete with ABS as standard, the bike offers confidence-inspiring stopping power. With a seat height of just 785 mm (30.9 inches), the Monster 821 Stealth is accessible for riders of various statures, further enhancing its appeal. In summary, the 2020 Ducati Monster 821 Stealth stands out as a perfect blend of aggressive styling, exhilarating performance, and advanced technology, making it an enticing option for motorcycle enthusiasts looking for an exhilarating ride.

Pros

  • Powerful Engine Performance: The 821cc V2 engine delivers strong acceleration and impressive torque, making it suitable for both urban commuting and spirited rides.
  • Lightweight Design: At 180.5 kg, the Monster 821 is easy to maneuver, providing a nimble and engaging riding experience.
  • Advanced Safety Features: With Brembo brakes and ABS as standard, riders can enjoy peace of mind knowing they have reliable stopping power.

Cons

  • Limited Wind Protection: As a naked bike, the Monster 821 Stealth offers minimal wind protection, which may be a drawback for long highway rides.
  • Narrow Seat Comfort: While the seat height is accessible, some riders may find the narrow seat less comfortable for extended periods.
  • Fuel Capacity: The 16.5-liter fuel tank may require more frequent stops during longer journeys compared to some competitors with larger tanks.

Technical details

Source specification data

Make
Ducati
Model
Monster 821 Stealth
Category
Naked bike
Starter
Electric
Instruments
LCD Display
Color Options
Stealth
Factory Warranty
24 months unlimited mileage
Power
109.00 HP (79.6 kW)) @ 9250 RPM
Clutch
APTC slipper and self-servo wet multiplate clutch with control cable
Torque
86.00 Nm (8.8 kgf-m or 63.4 ft.lbs) @ 7750 RPM
Gearbox
6-speed
Engine Type
Testastretta 11° L-Twin
Fuel System
Injection
. 53mm throttle bodies with full
Ride
by
Bore X Stroke
88.0 x 67.5 mm (3.5 x 2.7 inches)
Compression
12.8:1
Displacement
821.00 ccm (50.10 cubic inches)
Cooling System
Air
Engine Details
V2, four-stroke
Exhaust System
Stainless steel muffler and aluminium and cap; lightweight 2-1 system with catalytic converter with 2 lambda probes
Emission Details
Euro 4
Fuel Consumption
5.40 litres/100 km (18.5 km/l or 43.56 mpg)
Greenhouse Gases
O2
g/km. (
O2
-
Carbon
dioxide emission)
Valves Per Cylinder
4
Transmission Type Final Drive
Chain
Dry Weight
180.5 kg (397.9 pounds)
Seat Height
785 mm (30.9 inches) If adjustable, lowest setting.
Fuel Capacity
16.50 litres (4.36 gallons)
Overall Width
800 mm (31.5 inches)
Overall Height
1,055 mm (41.5 inches)
Overall Length
2,170 mm (85.4 inches)
Power Weight Ratio
0.6039 HP/kg
Alternate Seat Height
810 mm (31.9 inches) If adjustable, highest setting.
Weight Incl Oil Gas Etc
205.0 kg (451.9 pounds)
Rake
24.3°
Seat
Dual seat
Trail
93 mm (3.7 inches)
Wheels
10-spoke in light alloy. Pirelli Diablo Rosso II tyres.
Rear Tyre
180/55-ZR17
Frame Type
Tubular
steel
Trellis
frame attached to the cylinders head
Front Tyre
120/70-ZR17
Rear Brakes
Single
disc. 2-piston floating calliper with
S
as standard equipment
Front Brakes
Double
disc.
Semi
-floating discs, radially mounted
Monobloc Brembo M4
-32 callipers, 4-pistons, axiial pump with
S
as standard
Rear Suspension
Progressive
linkage with adjustable monoshock.
Aluminium
double-sided swingarm
Front Suspension
43mm upside-down forks
Rear Wheel Travel
140 mm (5.5 inches)
Front Wheel Travel
130 mm (5.1 inches)
Rear Brakes Diameter
245 mm (9.6 inches)
Front Brakes Diameter
320 mm (12.6 inches)

Available colors

Stealth