Moto Guzzi Stelvio 1200 NTX (2013-14) vs Moto Guzzi NTX 750 (1989-95) vs Moto Guzzi Stornello 125 Sport (1962-)
Comparison technical specifications
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| Make: | Moto Guzzi | Moto Guzzi | Moto Guzzi |
| Model: | Stelvio 1200 NTX | NTX 750 | Stornello 125 Sport |
| Years: | 2013-14 | 1989-95 | 1962- |
| Engine: | Four stroke, 90° V twin, longitudinally mounted, OHV, 4 valve per cylinder. | Four stroke, V twin, longitudinally mounted, OHV, 4 valve per cylinder. | Four stroke, single cylinder, 2 valve |
| Capacity: | 1151 cc / 70.2 cu-in | 743.8 cc / 45.4 cu-in | 123 cc / 7.5 cu-in |
| Bore x Stroke: | 95 x 81.2 mm | 84 x 74 mm | 52 x 58 mm |
| Cooling System: | Air cooled, | Air cooled | Air cooled |
| Compression Ratio: | 11.0:1 | 9.7:1 | 8.5:1 |
| Induction: | Weber-Marelli electronic fuel injection with stepper motor control | 2x 30mm Dell'Orto carburetors | Dell'Orto ME 18 BS |
| Ignition: | Inductive discharge, digitally controlled, electronic twin spark ignition | Electronic | Flywheel magneto |
| Starting: | Electric | Electric | Kick |
| Max Power: | 105 hp / 77 kW @ 7250 rpm | 52 hp / 38 kW @ 6600 rpm | 13.4 hp / 40 kW @ 7,400 rpm |
| Transmission: | 6 Speed | 5 Speed | 4 Speed |
| Final Drive: | Shaft | Shaft | Chain |
| Front Suspension: | Completely adjustable upside-down fork spring preload and hydraulic compression and rebound damping with mounting bracket for radial brake calliper, | Telescopic forks non adjustable | Telescopic forks |
| Rear Suspension: | Single-sided swing-arm with progressive linkage and monoshock with adjustable hydraulic rebound and dial for setting spring preload | Dual shock air assisted, 5-way preload adjustment. | Dual shocks |
| Front Brakes: | 2x 320mm discs 4 piston caliper, ABS | Single 260mm disc | Drum |
| Rear Brakes: | Single 282mm disc 2 piston caliper, ABS | Single 260mm disc | Drum |
| Front Tyre: | 110/80 ZR19 | 3.00 S21 | 2.50 -17 |
| Rear Tyre: | 180/55 ZR17 | 4.00 S18 | 3.00 -17 |
| Fuel Capacity: | 32 Litres / 8.5 US gal | 33 Litres / 8.7 US gal | 13.5 Litres / 3.6 US gal |