Kawasaki ER4n (2011-12) vs BMW R 60/2 (1960-65)
Comparison technical specifications
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| Make: | Kawasaki | BMW |
| Model: | ER4n | R 60/2 |
| Years: | 2011-12 | 1960-65 |
| Engine: | Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Capacity: | 399 cc / 24.3 cu-in | 594 cc / 36.2 cu in |
| Bore x Stroke: | 68.4 x 54.3 mm | 72 x 73 mm |
| Cooling System: | Liquid cooled | Air cooled |
| Compression Ratio: | 11.0:1 | 7.5:1 |
| Induction: | Fuel injection: ø34 mm x 2 Keihin | 2 x Type Bing 1/24/151 - 1/24/152 |
| Ignition: | TCBI with digital advance | Battery ignition |
| Starting: | Electric | Kick |
| Max Power: | 42 hp / 32 kW @ 9500rpm | 22.4 kW / 30 hp @ 5800 rpm |
| Max Torque: | 37 Nm / 27 lb-ft @ 7500 rpm | 49 Nm / 5.0 kgf-m / 36 ft lb @ 5000 rpm |
| Transmission: | 6 Speed | 4 Speed |
| Gear Ratio: | 1st 3.000 (42/14) 2nd 2.167 (39/18) 3rd 1.640 (41/25) 4th 1.360 (34/25) 5th 1.192 (31/26) 6th 1.040 (26/25) | 1st 4.17 / 2nd 2.73 / 3rd 1.94 / 4th 1.54:1 |
| Front Suspension: | 41 mm telescopic fork | Telescopic hydraulic forks |
| Front Wheel Travel: | 120 mm / 4.7 in | 208 mm / 8.2" |
| Rear Suspension: | Offset laydown single-shock with adjustable preload | Long swinging arm with strut |
| Rear Wheel Travel: | 120 mm / 4.7 in | 125 mm / 4.9" |
| Front Brakes: | 2x 300mm discs 2 piston calipers | ∅200mm Drum |
| Rear Brakes: | Single 220mm disc | ∅200mm Drum |
| Front Tyre: | 120/70ZR17 | 3.50 - S18 |
| Rear Tyre: | 160/60ZR17 | 3.50 - S18 |
| Wet Weight: | 203 kg / 447.5 lbs | 195 kg / 430 lbs |
| Fuel Capacity: | 15 Litres / 3.9 USgal | 17 L / 4.49 US gal |