Specification Desc./Quantity
Full loaded weight (rider only) 281 kg (619 lb)
Engine
ENGINE
Specification Desc./Quantity
Model V4
Type 65° longitudinal V-4, 4-stroke, 4 valves per cylinder, double
overhead camshafts.
Engine capacity 999 cm³ (60.96 cu in)
Bore / stroke 78 mm / 52.26 mm (3.07 in / 2.06 in)
Compression ratio 13 : 1
Engine idle speed 1,500 ± 100 rpm
Engine revs at maximum speed 12,300 ± 100 rpm
Clutch Multi plate wet clutch with mechanical control lever on left side
of the handlebar. Anti-juddering and slipper clutch systems
Start-up Electric
Timing system Morse chain on intake camshaft, cam to cam gear, bucket tap-
pets and valve clearance adjustments with calibrated pads
Acceptable values with control clearance between cam and
valve
intake: 0.10 - 0.15 mm (0.0039 - 0.0059 in) exhaust: 0.20 - 0.25
mm (0.0079 - 0.0098 in)
Lubrication Wet sump with oil radiator
Oil pump Dual trochoidal pump (lubrication + cooling)
Oil filter With external cartridge filter
Cooling Liquid
Cooling system 3-way thermostatic valve, cooling radiator with electric fan and
expansion tank
Coolant pump Centrifugal bearingless aspirating pump with integrated ce-
ramic gasket
Air filter Paper
Alternatively:
Air filter In cotton
Transmission
GEAR RATIOS
Specification Desc./Quantity
Primary drive ratio 44 / 73 (with gears)
Drive ratio, 1st gear 15 / 39 (secondary)
Drive ratio, 2nd gear 16 / 33 (secondary)
Drive ratio, 3rd gear 20 / 34 (secondary)
Drive ratio, 4th gear 22 / 32 (secondary)
Drive ratio, 5th gear 26 / 34 (secondary)
Drive ratio, 6th gear 27 / 33 (secondary)
Final drive gear ratio 16 / 42
TRACTION CONTROL
Specification Desc./Quantity
a-PRC system (on vehicles with a-PRC) (Aprilia Performance Ride Control), which includes traction
control, wheelie control, launch control and clutchless gear shift
functions.
Capacities
CAPACITY
Specification Desc./Quantity
Fuel tank (reserve included) 18.5 l (4.07 UKgal; 4.88 US gal)
Characteristics TUONO V4 R a-PRC ABS
CHAR - 12
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