Suzuki GSX-R 750 (1989) vs Maico GM 500E (Star) (1984-86) vs Harley-Davidson Harley Davidson FLTRX Road Glide Special (2017)
Comparison technical specifications
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| Make: | Suzuki | Maico | Harley-Davidson |
| Model: | GSX-R 750 | GM 500E (Star) | Harley Davidson FLTRX Road Glide Special |
| Years: | 1989 | 1984-86 | 2017 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Single cylinder, two sroke | Four stroke, V-Twin, Milwaukee-Eight 107, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder |
| Capacity: | 748 c / 45.6 cub. in. | 488 cc / 29.8 cub in | 1746 cc / 107 cub in. |
| Bore x Stroke: | 73.0 x 44.7 mm | 86.5 x 83 mm | 100 x 111 mm |
| Compression Ratio: | 10.9:1 | 12:1 | 10.0:1 |
| Cooling System: | Air/Oil cooled | Water cooled | Air cooled |
| Lubrication: | Wet sump | Wet sump | Pressurized, dry-sump with oil cooler |
| Ignition: | Computer controlled electronic ignition | MOTOPLAT electronic | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Kick | Electric |
| Clutch: | Cable operated, wet multiple, coil spring | Wet, multi plate | Hydraulically actuated, 9 plate wet, with high performance spring |
| Transmission: | 6 Speed, constant mesh | 5-Speed | 6 Speed Cruise Drive® |
| Final Drive: | #530 Chain, O-ring sealed, 104 links | Chain | Belt, 32/68 ratio |
| Frame: | Lightweight aluminium alloy frame incorporated 45mm box tube main section and cast swing arm pivot | Chrom-moly | Mild steel; tubular frame; two-piece stamped and welded backbone; cast and forged junctions; twin downtubes; bolt-on rear frame with forged fender supports; MIG welded Swingarm Mild steel; two-piece drawn and welded section; forged junctions; MIG welded |
| Front Suspension: | 43mm Telescopic forks adjustable for preload rebound damping | Hydraulic telescopic fork, Ø 42 mm | 41.3 mm telescopic, triple circuit damping |
| Rear Suspension: | Full-floater Monoshock adjustable for preload rebound damping | Maico twin link with Öhlins shock | Low air-adjustable low profile air ride rear suspension |
| Front Brakes: | 2 x 310 mm Discs, 4 piston calipers | Disc | 2x 300mm discs 4 piston calipers |
| Rear Brakes: | Single 230 mm disc, 1 piston caliper | Drum | Single 300mm discs 4 piston caliper |
| Front Tyre: | 120/70 ZR17 | 3.00 x 21 in. | 130/60B19 61H |
| Rear Tyre: | 160/60 ZR17 | 4.10 x 18 in. | BW 180/65B16 81H |
| Wheelbase: | 1400 mm / 55.1 in. | 1480 mm / 58.3 in. | 1625 mm / 64 in |
| Wet Weight: | 223.6 kg / 493 lbs. | 109 kg / 229.3 lbs | 387 kg / 853 lbs |
| Fuel Capacity: | 21 Litres / 5.5 US gal | 10.1 L / 2.7 US gal (Some models: 13.5 L / 3.6 US gal) | 22.7 Litres / 6.0 US gal |