Yamaha XT 500 (1979) vs BMW R 65GS (1987) vs Kawasaki KLR 600 (1984-85) vs Suzuki RG 185 (1978-79) vs BMW R 80GS (1987)
Comparison technical specifications
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| Make: | Yamaha | BMW | Kawasaki | Suzuki | BMW |
| Model: | XT 500 | R 65GS | KLR 600 | RG 185 | R 80GS |
| Years: | 1979 | 1987 | 1984-85 | 1978-79 | 1987 |
| Engine: | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. | Four stroke, single cylinder, DOHC, 4 valve | Two stroke, single cylinder | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder |
| Capacity: | 499 cc / 30.5 cuin | 649.6 cc / 39.6 cu in. | 564 cc / 34.4 cu-in | 184 cc / 11.2 cu in | 797.5 cc / 48.7 cu in. |
| Bore x Stroke: | 87 х 84 mm | 82 x 61.5 mm | 96 x 78 mm | 49 х 49 mm | 84.8 x 70.6 mm |
| Compression Ratio: | 9.0 :1 | 8.4:1 | 9.5:1 | 7.3:1 | 8.2:1 |
| Induction: | 32mm Mikuni VM32SS carburetor | 2 x Bing constant depression carburetors | 40mm Keihin CV carburetor | Carburetor | 2 x Bing constant depression carburetors |
| Max Power: | 32 hp / 23.5 kW @ 6500 rpm | 33 kW / 45 hp 33 kW @ 7250 rpm | 42 hp / 30.7 kW @ 7000 rpm | 15.7 kW / 21hp @ 7500 rpm | 37 kW / 50 hp @ 6500 rpm |
| Max Torque: | 4.0 kgf-m / 39.2 Nm @ 5500 rpm | 45.1 Nm / 4.6 kgf-m 33.3 lb-ft. @ 6000 rpm | 4.7 kgf-m / 33.9 lb-ft @ 5500 rpm | 20.6 Nm / 2.1 kgf-m / 15.2 lb-ft @ 6500 rpm | 61 Nm / 6.2 kgf-m / 44 ft lb @ 5000 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed | 5 Speed | 5 Speed |
| Final Drive: | Chain | Shaft | Chain | Chain | Shaft |
| Front Suspension: | Leading axle coil spring fork | Telescopic hydraulic forks | Air assisted forks | Telescopic fork | ∅40mm Marzocchi telescopic hydraulic forks. |
| Rear Suspension: | Swing arm adjustable preload | Monolever - swinging arm | Single shock | Dual shocks, coil spring | BMW Paralever swinging arm |
| Front Brakes: | Single 160mm drum | Single ∅260mm disc | Single 220mm disc | Single disc | Single ∅285mm disc |
| Rear Brakes: | Single 150mm drum | Simple ∅200mm drum | Drum | Drum | ∅200mm Drum |
| Front Tyre: | 3.00-21 | 3.00-21" | 3.00-21 | 2.75-18 | 90/90 x 21S |
| Rear Tyre: | 4.00-18 | 4.00-18" | 5.10-17 | 3.00-18 | 13/80 x 17S |