Suzuki RG 500 Gamma (1987) vs Maico GM Star 250E (1986) vs Harley-Davidson Harley Davidson FLSTF Fat Boy (2011)
Comparison technical specifications
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| Make: | Suzuki | Maico | Harley-Davidson |
| Model: | RG 500 Gamma | GM Star 250E | Harley Davidson FLSTF Fat Boy |
| Years: | 1987 | 1986 | 2011 |
| Engine: | Two stroke, square four cylinder, rotary valve with exhaust port valves | Single cylinder, two sroke, SOHC | Four stroke, Twin Cam 96BTM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder |
| Capacity: | 498 cc / 30.4 cu in | 247 cc / 15.1 cub in | 1584 cc / 96 cu-in |
| Bore x Stroke: | 56 x 50.6 mm | 67 x 70 mm | 95.25 x 111.25 mm |
| Cooling System: | Liquid cooled | Water cooled | Air cooled |
| Compression Ratio: | 7.0:1 | 14.7:1 | 9.2:1 |
| Ignition: | Suzuki PEI | MOTOPLAT electronic | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Kick | Kick | Electric |
| Clutch: | Wet, cable operated | Wet, multi disc | Multi-plate, wet |
| Transmission: | 6 Speed | 5-Speed | 6 Speed |
| Final Drive: | Chain, 2.500 (40/16) | Chain | Belt |
| Frame: | Steel, double cradle frame | Chrom-moly | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Front Suspension: | Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valuing. | Hydraulic telescopic fork, Ø 42 mm | 41.3 mm telescopic, chrome dust covers |
| Rear Suspension: | Shock absorber, adjustable for spring preload | Maico twin link with Öhlins shock | Hidden, horizontal-mounted, coil-over shock |
| Front Brakes: | 2 x 260 mm Discs, 4 piston calipers | Disc | Single 292mm disc 4 piston caliper |
| Rear Brakes: | Single 210 mm disc, 2 piston caliper | Disc | Single 292mm disc 4 piston caliper |
| Front Tyre: | 110/90 V16 | 3.00 x 21 in. | 140/75R17 |
| Rear Tyre: | 120/90 V17 | 4.10 x 18 in. | 200/55R17 |
| Wheelbase: | 1425 mm / 56.1 in | 1480 mm / 58.3 in. | 1715 mm / 67.5 in |
| Seat Height: | 770 mm / 30.3 in | 960 mm / 37.8 in. | Laden 635 mm / 25.0 in Unladen 690 mm / 27.1 in |
| Wet weight: | 175 kg / 386 lbs | 105 kg / 231 lbs | 329.0 kg / 725 lbs |
| Fuel Capacity: | 22 Litres / 5.8 US gal / 4.8 Imp gal | 10.1 L / 2.7 US gal | 18.9 Litres / 5.0 gal |