STELVIO 1200cc NTX ABSTechnical Data

* The technical specifications and colour schemes are liable to variation without notice.

Engine

Type:90° V-twin engine, 4-stroke
Cooling:through air and oil and an independent cooling pump
Engine capacity:1,151 cc
Bore and stroke:95 x 81.2 mm
Compression ratio:11: 1
Timing system diagram:intake valve opening 12° BTDC (1-mm checking clearance)
intake valve closing 49° ABDC
exhaust valve opening 55° BBDC
exhaust valve closing 19° ATDC
measured with a 1.5 mm rocker arms/valve control clearance
Maximum power:77 kW (105CV) at 7,250 rpm
Maximum torque:above 113 Nm at 5,800 rpm
Fuel supply / Ignition:Multipoint sequential electronic ignition, Magneti Marelli IAW5A phased, alfa-n system; two Ø 50mm throttle bodies, Weber IWP 189 injectors, lambda probe.
Start-up:Electric
Spark plugs:NGK PMR8B (Long Life)
Exhaust system:stainless steel, 2-in-1 type, three-way catalytic converter with lambda probe
Type approval:Euro 3

Trasmission

Gearbox:6 gears
Gear ratio values:1st 17/38 = 1 : 2.235
2nd 20/34 = 1 : 1.700
3rd 23/31 = 1 : 1.348
4th 26/29 = 1 : 1.115
5th 31/30 = 1 : 0.968
6th 29/25 = 1 : 0.862
Primary transmission:with helical teeth, ratio 26/35 = 1: 1.346
Final drive:Compact reactive cardan shaft drive system called CA.R.C.; double joint and floating bevel gear pair, ratio 12/44 = 1 : 3.666
Clutch:single-disc with integrated anti-vibration buffer

Chassis

Chassis:tubular in high-strength steel with integrated engine
Wheelbase:1,535 mm
Trail:125 mm
Headstock angle:27°
Steering angle:34°
Front suspension:fork with Ø 50mm inverted stems, fully adjustable (spring preload and hydraulic compression and rebound damping) with radially-mounted brake calliper
Front wheel travel:170 mm
Rear suspension:single arm with rising-rate leverage, single shock absorber with hydraulic rebound damping adjustment and knob spring preloading set screw.
Rear wheel travel:155 mm
Front brake:Double stainless steel floating disc, Ø 320 mm, radial calipers with 4 opposed pistons
Rear brake:fixed stainless steel disc, Ø 282 mm, floating caliper with 2 parallel pistons
Wheels:Tubeless with spokes
Front rim:2.50” x 19”
Rear rim:4.25” x 17”
Front tyre:110/80 R19”
Rear tyre:150/70 R17”

Electrical System

System voltage:12 V
Battery:12 V – 18 Ah
Alternator:12 V – 550 W

Dimensions

Length:2250 mm
Width:1025 mm
Height:1475 mm (windshield high position)
Saddle height:840 mm
Minimum height from ground:210 mm
Dry weight:214 kg
Kerb weight:251 kg
Fuel tank capacity:18 litres
Riserve:4.5 litres
Print sheet button
Titanium
Configurator button