Suzuki GSX-R 750H (1987) vs Suzuki GN 125 (1988-89) vs Suzuki RG 125 Gamma (1985) vs Suzuki GSX-R 750G (1986)
Comparison technical specifications
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| Make: | Suzuki | Suzuki | Suzuki | Suzuki |
| Model: | GSX-R 750H | GN 125 | RG 125 Gamma | GSX-R 750G |
| Years: | 1987 | 1988-89 | 1985 | 1986 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder | Four stroke, single cylinder, SOHC, 2 valve per cylinder. | Two stroke, single cylinder, crankcase reed valve | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 749 c / 45.7 cub. in | 124 cc / 7.6 cu in | 124 cc / 7.6 cu-in | 749 c / 45.7 cub. in. |
| Bore x Stroke: | 70.0 x 48.7 mm | 57.0 x 48.8 mm | 54 x 54 mm | 70.0 x 48.7 mm |
| Compression Ratio: | 10.6:1 | 9.5:1 | 7.4:1 | 10.6:1 |
| Cooling System: | Air/Oil cooled | Air cooled | Liquid cooled | Air/Oil cooled |
| Induction: | 4 x VM2955 flat-valve carburetors | Carburetor | 28mm Mikuni carburetor | 4 x VM2955 flat-valve carburetors |
| Ignition: | Full transistor | Digital CDI | CDI | Full transistor |
| Max Power: | 72.9 kW / 100 hp @ 10500 rpm | 9.7 kW / 13 hp @ 9500 rpm | 18.4 kW / 25 hp @ 9.500 rpm | 72.9 kW / 100 hp @ 10500 rpm |
| Max Torque: | 70.6 Nm / 7.2 kgf-m / 52.1 ft-lb @ 8000 rpm | 10 Nm / 1.0 kgf-m / 7.4 lb-ft @ 5600 rpm | 19.1 Nm / 1,95 kg-m / 14.1 lb-ft @ 8500 rpm. | 70.6 Nm / 7.2 kgf-m / 52.1 ft-lb @ 8000 rpm |
| Clutch: | Cable operated, wet multiple, coil spring | Wet, multi-plate, cable operated | Wet multi-plate type | Cable operated, wet multiple, coil spring |
| Transmission: | 6 Speed, constant mesh | 5 Speed | 6 Speed | 6 Speed, constant mesh |
| Final Drive: | #530 Chain, O-ring sealed | Chain | Chain | #530 Chain, O-ring sealed |
| Front Suspension: | Posi Damp Fork (PDF), telescopic, pneumatic/coil spring, oil damped, 4-way adjustable damper, 41 mm | 37 mm Hydraulic telescopic forks | 30 mm Telescopic forks | Posi Damp Fork (PDF), telescopic, pneumatic/coil spring, oil damped, 4-way adjustable damper, 41 mm |
| Rear Suspension: | Full Floater, oil damped, fully adjustable preload with remote hydraulic control, 4 damping position | Dual shocks | Single shock linkage | Full Floater, oil damped, fully adjustable preload with remote hydraulic control, 4 damping position |
| Front Brakes: | 2 x 310 mm Discs, 4 piston calipers | Single disc, 220 mm, single piston caliper | Single 230 mm disc | 2 x 310 mm Discs, 4 piston calipers |
| Rear Brakes: | Single 280 mm disc, 1 piston caliper | Drum, 130 mm | 130 mm Drum | Single 280 mm disc, 1 piston caliper |
| Front Tyre: | 110/80 V18 | 90/90-18 | 80/100 S16 | 110/80 V18 |
| Wheelbase: | 1445 mm / 57.3 in. | 1280 mm / 50.4 in | 1310 mm / 51.6 in | 1445 mm / 57.3 in. |
| Dimensions: | Length 2115mm / 83.3 in Width 745 mm / 29.3 in Height 1215 mm / 47.8 in | Length: 1945 mm / 76.6 in Width: 815 mm / 32.1 in Height: 1110 mm / 43.7 in | Length 2 030 mm / 79.9 in Width 660 mm / 26.0 in Height 1155 mm / 45.5 in | Length 2115mm / 83.3 in Width 745 mm / 29.3 in Height 1215 mm / 47.8 in |
| Seat Height: | 755 mm / 29.7 in | 735 mm / 28.9 in | 730 mm / 28.7 in | 755 mm / 29.7 in |
| Dry Weight: | 176 kg / 388 lbs | 107 kg / 236 lbs | 96 kg / 209 lbs | 176 kg / 388 lbs |
| Fuel Capacity: | 21 Litres / 5.5 US gal / 4.6 Imp gal | 10.3 Litres / 2.7 US gal / 2.3 Imp gal | 12 Litres / 3.2 US gal / 2.6 Imp gal | 18.5 Litres / 4.9 US gal / 4.1 Imp gal |
| Top Speed: | 234.7 km/h / 145.8 mph | 105 km/h / 65.2 mph | 111 km/h / 69 mph | 234.7 km/h / 145.8 mph |