Aprilia SL 750 Shiver (2014) vs Aprilia SL 900 Shiver (2019) vs Aprilia SL 750 Shiver (2010) vs Aprilia SL 1000 Falco (2004-05) vs Aprilia RX50 (2014-15) vs Aprilia RXV 450i (2009)

Comparison technical specifications

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Make:	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia
Model:	SL 750 Shiver	SL 900 Shiver	SL 750 Shiver	SL 1000 Falco	RX50	RXV 450i
Years:	2014	2019	2010	2004-05	2014-15	2009
Engine:	Four stroke, longitudinal 90°V twin, DOHC, 4 valves per cylinder	Four stroke, longitudinal 90°V twin, DOHC, with mixed gear/chain timing system,4 valves per cylinder	Four stroke, longitudinal 90°V twin, DOHC, 4 valves per cylinder	Four stroke, longitudinal 60°V twin, DOHC, 4 valves per cylinder	Single cylinder, two stroke	Four stroke, 77° V-twin cylinder,
Capacity:	749 cc / 45.7 cu-in	896.1 cc / 54.6 cu-in	749 cc / 45.7 cu-in	997.6 cc / 60.9 in	49.9 cc / 3.04 cu in	449 cc / 27.4 cu in
Bore x Stroke:	92 x 56.4 mm	92 x 67.4 mm	92 x 56.4 mm	97 x 67.5 mm	39.9 x 40 mm	76 X 49.5 mm
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Compression Ratio:	11.0:1	11.5:1	11.0:1	10.8:1	11.5:1	12.5:1
Induction:	Integrated engine management system. Injection with Ride by Wire technology control of the throttle bodies	Integrated engine management system. Injection with 3-map Ride-by-wire throttle valve opening management (Sport, Touring, Rain)	Integrated engine management system. Injection with Ride by Wire technology control of the throttle bodies	Fuel injection.	Dell'Orto PVHA 17.5 carburetor	Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø38 mm
Ignition:	Digital electronic, integrated with the injection, two spark plugs per cylinder	Digital electronic, integrated with the injection	Digital electronic, integrated with the injection, two spark plugs per cylinder	Digital electronic, two spark plugs per cylinder	Electronic CDI	Electronic
Starting:	Electric	Electric	Electric	Electric	Kick	Electric
Transmission:	6 Speed	6 Speed	6 Speed	6 Speed	6 speed	5 Speed
Final Drive:	Chain Transmission ratio: 16/44	Chain	Chain Transmission ratio: 16/44	Chain	Chain	Chain
Front Suspension:	Ø43 mm upside-down fork.	Upside-down fork, stanchions Æ 41, with adjustable hydraulic rebound damping and spring preload.	Ø43 mm upside-down fork.	Ø43mm Showa upside-down fork	Hydraulic fork, Ø 40 mm	Ø45 mm Upside down fork, double adjustment
Rear Suspension:	Aluminium alloy swingarm with reinforcement truss. Hydraulic shock absorber adjustable in spring preload and rebound damping.	Aluminum alloy swingarm with stiffening truss. Hydraulic shock absorber with adjustable extension and spring preload.	Aluminium alloy swingarm with reinforcement truss. Hydraulic shock absorber adjustable in spring preload and rebound damping.	Swing arm in aluminium alloy, progressive linkage with APS system. Sachs hydraulic shock absorber, adjustable in rebound and preload.	High strength steel swingarm, hydraulic monoshock	Box section aluminium swingarm with cast body, hydraulic monoshock with compression and rebound adjustment
Front Brakes:	2 x Ø320 mm discs, 4 piston caliper	2 x Ø320 mm discs, stainless steel floating discs. Radial, four- piston callipers. Metal braided brake line. Continental two-channel ABS system.	2 x Ø320 mm discs, 4 piston caliper	2 x Ø320 mm discs, 4 piston calipers	Single stainless steel disc, Ø 260 mm, floating caliper	Single Ø270 mm disc, 4 piston caliper
Rear Brakes:	Single Ø245 mm disc, 2 piston caliper	Single Ø245 mm stainless steel disc, Single piston calliper. Metal braided line	Single Ø245 mm disc, 2 piston caliper	Single Ø220 mm disc, 2 piston caliper	Single disc, Ø 180 mm, floating caliper	Single Ø240 mm disc, 2 piston caliper
Front Tyre:	120/70 ZR17	120/70 ZR17	120/70 ZR17	120/70 ZR17	90/90-21	90/90 -21
Rear Tyre:	180/55 ZR17	180/55 ZR17	180/55 ZR17	180/55 ZR17	110/80-18	140/80 -18
Seat height:	810 mm / 31.6 in	810 mm / 31.6 in	810 mm / 31.6 in	736 mm / 29.0 in	880 mm / 34.6 in	941 mm / 37.0 in
Fuel Capacity:	15 Litres / 3.9 US gal	15 Litres / 3.9 US gal	15 Litres / 3.9 US gal	21 liters / 5.5 US gal	7 L / 1.85 US gal	7.8 Litres / 2.1 US gal