BMW K 75 (1985-90) vs Beta RR 450 Enduro (2009-10)
Comparison technical specifications
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| Make: | BMW | Beta |
| Model: | K 75 | RR 450 Enduro |
| Years: | 1985-90 | 2009-10 |
| Engine: | Four-stroke, horizontal three cylinder in-line, DOHC, 2 valves per cylinder | Four stroke, single cylinder, DOHC, 4 valves |
| Capacity: | 740 cc / 45 cub. in. | 448 cc / 27.3 cu in |
| Bore x Stroke: | 67 x 70 mm | 95 x 63.4 mm |
| Compression Ratio: | 11.0:1 | 11.95:1 |
| Induction: | Electronic injection, Bosch LE-Jetronic | Keihin FCR-MX 39 |
| Starting: | Electric | Electric and kick |
| Transmission: | 5 Speed | 6 Speed |
| Clutch: | Single dry plate | Wet, multi-plate |
| Gear Ratios: | 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.67:1 | 1st 12:31 / 2nd 15:28 / 3rd 19:28 / 4th 20:24 / 5th 27:27 / 6th 28:24 |
| Frame: | Double-downtube frame with engine as a stressed member; box-section aluminum monolever swing arm. | Molybdenum steel with double cradle split above the exhaust port |
| Front Suspension: | Telescopic fork with hydraulic shock absorber. | Hydraulic USD fork, Ø 45mm |
| Front Wheel Travel: | 185mm / 7.3 in. | 290 mm / 11.2 in |
| Rear Suspension: | Monolever swinging arm. | Monoshock with progressive compound lever |
| Rear Wheel Travel: | 114mm / 4.5 in. | 290 mm / 11.2 in |
| Front Brakes: | 2 x ∅285mm discs, 2 piston calipers | Single Ø 260 mm floating disc, 2 piston floating caliper |
| Rear Brakes: | Single ∅285mm disc | Single Ø 240 mm disc, 1 piston floating caliper |
| Front Tyre: | 100/90-18 56H | 90/90 - 21 |
| Rear Tyre: | 120/90-18 56H | 140/80 - 18 |
| Dimensions: | Length: 2220 mm / 87.4 in. Width: 900 mm / 35.4 in. Height: 1300 mm / 51.2 in. | Length: 2180 mm / 50.4 in Width: 807 mm / 31.8 in Height: 1270 mm / 50.0 in |
| Seat Height: | 810 mm /31.9 in. or 760 mm / 29.9 in. for low seat model | 940 mm / 37 in |
| Fuel Capacity: | 21 liters / 5.54 US gal | 8.5 L / 2.2 US gal |