Aprilia AF1 125 Futura (1991-) vs Aprilia Pegaso 650 (1999-00) vs Aprilia ETX 125 (1997-98) vs Aprilia TX 312M (1989) vs Aprilia Pegaso 650 (1994-96) vs Aprilia 125 Pegaso (1989-90) vs Aprilia 125 Red Rose (1989-)

Comparison technical specifications

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Make:	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia
Model:	AF1 125 Futura	Pegaso 650	ETX 125	TX 312M	Pegaso 650	125 Pegaso	125 Red Rose
Years:	1991-	1999-00	1997-98	1989	1994-96	1989-90	1989-
Engine:	Two stroke, single cylinder light alloy and barrel with GILNISIL surface coating	Four stroke, single-cylinder, DOHC, 5 valves	Two stroke single cylinder with laminar suction and separate lubrication	Single cylinder, two stroke	Four stroke, single-cylinder, DOHC, 5 valves	Two stroke, single cylinder, reed valves	Single cylinder, two-stroke
Capacity:	124.7 cc / 7.6 cu in	652 cc / 39.8 cu in	124.8 cc / 7.6 cu in	277cc / 16.9 cu in	652 cc / 39.8 cu in	124 cc / 7.6 cu in	124.7 cc / 7.5 cu in
Bore x Stroke:	54 x 54.5 mm	100 x 83 mm	54 x 54.5 mm	76 x 61 mm	100 x 83 mm	54 x 54.5mm	54 x 54.5 mm
Compression Ratio:	13.6:1	9.1:1	15.5:1	8.5:1	9.0:1	14.0:1	15 :1
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Starting:	Electric	Electric	Kick	Kick	Electric	Electric	Electric
Transmission:	6 Speed	5 Speed	6 Speed	6 Speed	5 Speed	6 Speed	6 Speed
Final Drive:	Chain	Chain	Chain	Chain	Chain	Chain	Chain
Front Suspension:	Upside down fork, Ø 38 mm	Ø45 mm Upside down forks preload adjustable, Marzocci	Hydraulically operated telescopic fork	Telescopic fork	Ø40 mm Upside down forks preload adjustable	Ø41 mm Inverted telescopic forks	Telescopic fork
Rear Suspension:	Aprilia Progressive System with hydraulic single shock-absorber, 1120mm wheel travel	Varying section high strength steel swing-arm, Aprilia Progressive System (APS) rising rate linkage	Hydraulic adjustable mono-shock	Monoshock	Monoshock preload and rebound adjustable	Single chock preload adjustable	Dual Hydraulic shock absorbers
Front Brakes:	Single Ø 320 mm disc, 4 piston caliper	Single Ø300 mm disc, 2 piston caliper	Single disc, Ø250 mm	ingle disc	Single Ø300 mm disc, 2 piston caliper	Single Ø300 mm disc, 2 piston caliper	Single 260 mm disc
Rear Brakes:	Single Ø 240 mm disc, 2 piston caliper	Single Ø220 mm disc, 1 piston caliper	Single disc, Ø220 mm	Expanding drum	Single Ø220 mm disc, 1 piston caliper	Single Ø220 mm disc, 1 piston caliper	Single 240 mm disc
Front Tyre:	100/80 -17	100/90-19	90/90 - 21 54R or 54S or 80/100 - 21 51R	2.75-21	100/90-19	100/90-18	90/90-19
Rear Tyre:	140/70 -17	130/80-17	120/80 - 18 62S or 120/90 - 18 65R or 65P	4.00-18	140/70-17	120/80-17	130/90-16
Fuel Capacity:	14.5 Litres / 3.8 US gal	21 Litres / 5.5 US gal	11 Litres / 2.9 US gal	4.5 L / 1.2 US gal	22 Litres / 5.8 US gal	14 Litres / 3.7 US gal	10 Litres / 2.6 US gal