Suzuki GSX-R 750G (1986) vs Suzuki GSX-R 750J (1988) vs Suzuki Boulevard / Intruder M109R B.O.S.S. (2018-19)
Comparison technical specifications
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| Make: | Suzuki | Suzuki | Suzuki |
| Model: | GSX-R 750G | GSX-R 750J | Boulevard / Intruder M109R B.O.S.S. |
| Years: | 1986 | 1988 | 2018-19 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, 54° V-Twin |
| Capacity: | 749 c / 45.7 cub. in. | 748 c / 45.6 cub. in. | 1786 cc / 109 cu. in |
| Bore x Stroke: | 70.0 x 48.7 mm | 73.0 x 44.7 mm | 112 x 90.5 mm |
| Compression Ratio: | 10.6:1 | 10.9:1 | 10.5:1 |
| Cooling System: | Air/Oil cooled | Air/Oil cooled | Liquid cooled |
| Lubrication: | Wet sump | Wet sump | Semi-dry sump |
| Induction: | 4 x VM2955 flat-valve carburetors | 4 x 36 mm Mikuni constant-velocity semi-flatslide carburetors | EFI, 2 x 56mm throttle bodies |
| Ignition: | Full transistor | Full transistor | Electronic ignition (Transistorised) |
| Starting: | Electric | Electric | Electric |
| Max Power: | 72.9 kW / 100 hp @ 10500 rpm | 80.2 kW / 112 hp @ 11000 rpm | 92 kW / 123 hp @ 6200 rpm |
| Max Torque: | 70.6 Nm / 7.2 kgf-m / 52.1 ft-lb @ 8000 rpm | 74.5 Nm / 7.6 kgf-m / 54.9 ft-lb @ 10000 rpm | 160 Nm / 16.3 kgf-m / 118 lb-ft @ 3200 rpm |
| Clutch: | Cable operated, wet multiple, coil spring | Cable operated, wet multiple, coil spring | Wet multi-plate type |
| Transmission: | 6 Speed, constant mesh | 6 Speed, constant mesh | 5 Speed |
| Final Drive: | #530 Chain, O-ring sealed | #530 Chain, O-ring sealed, 108 links | Shaft |
| Front Suspension: | Posi Damp Fork (PDF), telescopic, pneumatic/coil spring, oil damped, 4-way adjustable damper, 41 mm | 43 mm Telescopic forks adjustable for preload rebound damping | Inverted, 46mm stanchions |
| Rear Suspension: | Full Floater, oil damped, fully adjustable preload with remote hydraulic control, 4 damping position | Full-floater Monoshock adjustable for preload rebound damping | Single damper, preload adjustable |
| Front Brakes: | 2 x 310 mm Discs, 4 piston calipers | 2 x 310 mm Discs, 4 piston calipers | 2 x 310mm discs, 2 piston calipers |
| Rear Brakes: | Single 280 mm disc, 1 piston caliper | Single 230 mm disc, 1 piston caliper | Single 274mm disc, 2 piston caliper |
| Front Tyre: | 110/80 V18 | 120/60 ZR17 | 130/70 R18 |
| Rear Tyre: | 140/70 V18 | 160/60 ZR17 | 240/40 R18 |
| Wheelbase: | 1445 mm / 57.3 in. | 1400 mm / 55.1 in. | 1710 mm / 67.3 in) |
| Dimensions: | Length 2115mm / 83.3 in Width 745 mm / 29.3 in Height 1215 mm / 47.8 in | Length 2055 mm / 80.9 in. Width 730 mm / 28.7 in. Height 1100 mm / 43.3 in. | Length 2450 mm / 95.5 in Width 875 mm / 34.4 in |
| Wet Weight: | 185 kg / 408 lbs | 223.6 kg / 493 lbs. | 347 kg / 764 lbs |
| Fuel Capacity: | 18.5 Litres / 4.9 US gal / 4.1 Imp gal | 21 Litres / 5.5 US gal / 4.6 Imp gal | 19 Litres / 4.3 US gal |