Kawasaki Z 550LTD (1980) vs Kawasaki Z 750 (2007-08) vs Kawasaki ZL 900 Eliminator (1985-) vs BMW R 100S (1979-80)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | Kawasaki | BMW |
| Model: | Z 550LTD | Z 750 | ZL 900 Eliminator | R 100S |
| Years: | 1980 | 2007-08 | 1985- | 1979-80 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder. | Liquid cooled, four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder |
| Capacity: | 553 cc / 33.7 cu-in | 748 cc / 45.6 cu-in | 908 cc / 55.4 cu-in | 980 cc / 59.8 cu in |
| Bore x Stroke: | 58 x 52.4 mm | 68.4 x 50.9 mm | 94 x 70.6 mm | |
| Compression Ratio: | 9.5:1 | 11.3:1 | 9.2:1 | 9.5:1 |
| Induction: | 4x 22mm TK | Fuel injection: ø 32 mm x 4 (Keihin) with oval sub-throttles | 4x 32mm Keihin carburetors | 2 x constant depression carburettors, Bing 94/40/105 - 94/40/106 |
| Ignition: | CDI | Digital | CDI | Battery ignition |
| Starting: | Electric | Electric | Electric | Electric |
| Max Power: | 58 hp / 43.2 kW @ 9000 rpm | 77.7 kW / 106 hp @ 10500 rpm | 105 hp / 76.6 kW @ 9500 rpm | 51 kW / 70 hp @ 7000 rpm |
| Max Torque: | 35.5 ft-lb / 48.1 Nm @ 7000 rpm | 78 Nm / 8.0 kg-fm @ 8300 rpm | 85.3 Nm / 62.9 lb-t @ 8000 | 76 Nm / 7.7 kgf-m / 56 ft-lb @ 6000 rpm |
| Transmission: | 6 Speed | 6 Speed | 6 Speed | 5 Speed |
| Front Suspension: | 36mm Air adjustable forks | 41mm telescopic forks | 38mm Showa air assisted forks 142mm wheel travel. | Telescopic fork with hydraulic shock absorber. |
| Rear Suspension: | Dual shocks adjustable spring preload and rebound damping | Bottom link, Uni-Trak, 4-way rebound adjustment, 7-way preload | Dual Showa air assisted shocks, 106mm wheel travel. | Long swinging arm with adjustable strut. |
| Front Brakes: | 2X 228mm discs | 2x 300mm discs 2 piston caliper | 2x 277mm discs | 2 x ∅260mm Discs, 2 piston calipers |
| Rear Brakes: | Single disc | Single 200mm disc 1 piston caliper | Single 267mm disc | ∅260mm Drum |
| Front Tyre: | 3.25-19 | 120/70 -17 | 100/90-18 | 3.25-19 |
| Rear Tyre: | 130/90-16 | 180/55 –17 | 160/80-15 | 4.00-18 |
| Fuel Capacity: | 12.5 Litres / 3.3 US gal | 18.5 Litres / 4.8 US gal | 11 Litres / 2.9 US gal | 24 Litres / 6.3 US gal |