Bike Description for

Ducati Monster 821 stealth

Monster 821 stealth

ABS Bosch 9.1 MP, DTC, DQS, LED position light and tail light, USB power socket, flyscreen, passenger seat cover, TFT colour display.
Ducati Testastretta 11°, L-Twin, 4 valves per cylinder, Desmodromic timing, Water cooled
821 cc (50.1 cu in)
Bore x Stroke
88 x 67.5 mm
Compression Ratio
12.8 : 1
109 hp (80 kW) @ 9,250 rpm
63 lb-ft (8.8 kgm, 86 Nm) @ 7,750 rpm
*The power/torque values indicated are measured using an engine dynamometer according to homologation regulation and they correspond to the homologated data, as quoted in the Bike Registration Document.
Fuel Injection
Electronic fuel injection system, Ø 53 mm throttle bodies, Full Ride-by-Wire system
2-1 system, Two lambda probes, Stainless steel muffler with aluminium end cap
6 speed with Ducati Quick Shift up/down (DQS)
Primary Drive
Straight cut gears, Ratio 1.85:1
1=37/15, 2=30/17, 3=28/20, 4=26/22, 5=24/23, 6=23/24
Final Drive
Chain drive, Front sprocket Z15, Rear sprocket Z46
Slipper and self-servo wet multiplate clutch with mechanical control
Tubular steel trellis frame
Front Suspension
Ø 43 mm usd fully adjustable fork
Front Wheel
10-spoke light alloy, 3.5″ x 17″
Front Tyre
Pirelli Diablo Rosso III 120/70 ZR 17
Rear Suspension
Progressive linkage with adjustable monoshock, Aluminium double-sided swingarm
Rear Wheel
10-spoke light alloy, 5.5″ x 17″
Rear Tyre
Pirelli Diablo Rosso III 180/55 ZR17
Wheel Travel (Front/Rear)
130 mm /140 mm (5.12 in / 5.51 in)
Front Brake
2 x Ø 320 mm semi-floating discs, radially mounted monobloc Brembo M4.32 callipers, 4-piston, Bosch ABS
Rear Brake
Ø 245 mm disc, 2-piston calliper, Bosch ABS
TFT colour display
Dry Weight
180,5 kg (398 lb)
Weight in running order*
206 kg (454 lb)
*The weights in running order are considered with all operating fluids, standard equipment and the fuel tank filled to 90% of its useful capacity (UE regulation no. 168/2013).
Seat Height
Adjustable 785 mm – 810 mm (30.91 in – 31.89 in)
1,480 mm (58.27 in)
93 mm (3.7 in)
Fuel Tank Capacity
16.5 l (4.36 US gal)
Number of Seat
Dual Seat
Safety Equipment
Ducati Safety Pack: Bosch ABS, Ducati Traction Control (DTC). Riding Modes, Power Modes, Ducati Quick Shift up/down (DQS)
Standard Equipment
Ducati Safety Pack:ABS Bosch, Ducati Traction Control (DTC). Ducati Quick Shift up/down (DQS), Riding Mode, Power Mode, LED position light and tail light, TFT colour display, Passenger seat cover, Flyscreen, USB power socket.
Provided Equipment
Ready For
Anti-theft system
24 months, Unlimited mileage
Mainteinance Service Intervals
15,000 km (9,000 mi) / 12 months
Valve Clearance Check (Desmoservice)
30,000 km (18,000 mi)
Euro 4
CO2 Emissions
125 g/km
5.4 l/100 km
Only for countries where Euro 4 standard applies.
The new Monster 821 stealth is also available in a restricted power version of 35KW, compliant for A2 license riders.