Bold and essential design. Advanced electronics to ensure greater riding pleasure. Styling as unmistakable as its history. The Monster 821 is the epitome of the values of naked motorcycles by Ducati.
Testastretta 11° L-Twin, 4 Desmodromically actuated valves per cylinder, liquid cooled
Bore x Stroke
88 x 67.5mm
82.4 kW (112 hp) @ 9,250 rpm
89.4 Nm (65.8 lb-ft) @ 7,750 rpm
Technical data referring to power and torque was measured on an engine test stand at Ducati.
Electronic fuel injection system, 53mm throttle bodies with full Ride by Wire
Stainless steel muffler and aluminium and cap; lightweight 2-1 system with catalytic converter with 2 lambda probes
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
Front sprocket 15; Rear sprocket 46
APTC slipper and self-servo wet multiplate clutch with control cable
Tubular steel Trellis frame attached to the cylinders head
43mm fully adjustable usd forks
10-spoke in light alloy 3.50" x 17"
120/70 ZR 17 Pirelli Diablo Rosso II
Progressive linkage with adjustable monoshock. Aluminium double-sided swingarm
10-spoke in light alloy 5.50" x 17"
180/60 ZR17 Pirelli Diablo Rosso II
Front wheel travel
Rear wheel travel
140mm (5.5 in)
2 x 320mm semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, radial pump with ABS as standard
245mm disc, 2-piston floating calliper with ABS as standard equipment
Dimensions and weight
Weight data refers to the dry weight of the motorcycle without battery, lubricants and coolants for liquid-cooled models.
Wet weight (KERB)
Kerb weights indicate total bike weight with all operating consumable liquids and a fuel tank filled to 90% of capacity (as per EC standard 93/93).
Adjustable 785 - 810 mm (30.9 - 31.9)
Fuel tank capacity
17.5l - (4.6 US gal)
Number of seats
Riding modes,Power modes, DSP Ducati Safety Pack (ABS + DTC), RbW, seat cover passanger handles, micro-windshield, ready for anti-theft system and DDA
24 months unlimited mileage
Maintenance service intervals
Valve clearance check
Emissions and Consumption