Aprilia RXV 450 (2006) vs Aprilia RX50 (2014-15) vs Aprilia RXV 450i (2008)
Comparison technical specifications
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| Make: | Aprilia | Aprilia | Aprilia |
| Model: | RXV 450 | RX50 | RXV 450i |
| Years: | 2006 | 2014-15 | 2008 |
| Engine: | Four stroke, 77° V-twin cylinder, | Single cylinder, two stroke | Four stroke, 77° V-twin cylinder, |
| Capacity: | 449 cc / 27.4 cu in | 49.9 cc / 3.04 cu in | 449 cc / 27.4 cu in |
| Bore x Stroke: | 76 X 49.5 mm | 39.9 x 40 mm | 76 X 49.5 mm |
| Compression Ratio: | 12.5:1 | 11.5:1 | 12.5:1 |
| Cooling System: | Liquid cooled | Liquid cooled | Liquid cooled |
| Induction: | Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø38 mm | Dell'Orto PVHA 17.5 carburetor | Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø38 mm |
| Ignition: | Electronic | Electronic CDI | Electronic |
| Starting: | Electric | Kick | Electric |
| Transmission: | 5 Speed | 6 speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Frame: | Steel perimeter frame with alloy vertical members | Steel beam | Steel perimeter frame with alloy vertical members |
| Front Suspension: | Ø45 mm Upside down fork, double adjustment | Hydraulic fork, Ø 40 mm | Ø45 mm Upside down fork, double adjustment |
| Rear Suspension: | Box section aluminium swingarm with cast body, hydraulic monoshock with compression and rebound adjustment | High strength steel swingarm, hydraulic monoshock | Box section aluminium swingarm with cast body, hydraulic monoshock with compression and rebound adjustment |
| Front Brakes: | Single Ø270 mm disc, 4 piston caliper | Single stainless steel disc, Ø 260 mm, floating caliper | Single Ø270 mm disc, 4 piston caliper |
| Rear Brakes: | Single Ø240 mm disc, 2 piston caliper | Single disc, Ø 180 mm, floating caliper | Single Ø240 mm disc, 2 piston caliper |
| Front Tyre: | 90/90 -21 | 90/90-21 | 90/90 -21 |
| Rear Tyre: | 140/80 -18 | 110/80-18 | 140/80 -18 |
| Wheelbase: | 1495 mm / 58.9 in | 1412 mm / 55.6 in | 1495 mm / 58.9 in |
| Fuel Capacity: | 7.8 Litres / 2.1 US gal | 7 L / 1.85 US gal | 7.8 Litres / 2.1 US gal |