Aprilia SL 750 Shiver (2009) vs Harley-Davidson Harley Davidson XL 1200C Sportster Custom (2000-01) vs BMW R 69 (1957-59)
Comparison technical specifications
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| Make: | Aprilia | Harley-Davidson | BMW |
| Model: | SL 750 Shiver | Harley Davidson XL 1200C Sportster Custom | R 69 |
| Years: | 2009 | 2000-01 | 1957-59 |
| Engine: | Four stroke, longitudinal 90°V twin, DOHC, 4 valves per cylinder | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Capacity: | 749 cc / 45.7 cu-in | 1199 cc / 73.2 cub in. | 594 cc / 36.2 cu in |
| Bore x Stroke: | 92 x 56.4 mm | 88.8 x 96.8 mm | 72 x 73 mm |
| Cooling System: | Liquid cooled | Air cooled, | Air cooled |
| Compression Ratio: | 11.0:1 | 9.7:1 | 7.5:1 |
| Induction: | Integrated engine management system. Injection with Ride by Wire technology control of the throttle bodies | Carburetor | 2 x Bing 1/26/9 - 1/26/10 carburetors |
| Ignition: | Digital electronic, integrated with the injection, two spark plugs per cylinder | Digital CDI | Magneto ignition |
| Starting: | Electric | Electric | Electric |
| Max Power: | 69.3 kW / 95 hp @ 9000 rpm | 58.5 hp / 42.6 kW @ 5200 rpm | 26.1 kW / 35 hp @ 6800 rpm |
| Transmission: | 6 Speed | 5 Speed | 4 Speed |
| Final Drive: | Chain Transmission ratio: 16/44 | Belt | Shaft |
| Gear Ratio: | 1st 36:14 (2.57) / 2nd 32:17 (1.88) / 3rd 30:20 (1.5) / 4th 28:22 (1.27) / 5th 23:26 (0.88) / 6th 24:25 (0.96) | 1st 9.647 9.315 9.004 2nd 6.891 6.653 6.432 3rd 5.125 4.948 4.783 4th 4.248 4.102 3.965 5th 3.643 3.517 3.400 | 1st 5.33 / 2nd 3.02 / 3rd 2.04 / 4th 1.54 |
| Frame: | Dismountable steel trellis connected with high strength bolts to aluminium side plates. Dismountable rear frame. | Mild steel, tubular frame, circular sections, cast junctions Swingarm Mild steel, rectangular tube sections, stamped junctions, MIG welded | Double loop steel tubular frame |
| Front Suspension: | Ø43 mm upside-down fork. | 39mm Forks | Telescopic front fork with hydraulic damping |
| Rear Suspension: | Aluminium alloy swingarm with reinforcement truss. Hydraulic shock absorber adjustable in spring preload and rebound damping. | Coil-over, dual-adjustable preload | Swingarm, plunger type shock absorbers |
| Front Brakes: | 2 x Ø320 mm discs, 4 piston caliper | Single 292mm discs 2 piston caliper | ∅200mm Drum |
| Rear Brakes: | Single Ø245 mm disc, 2 piston caliper | Single 292mm disc 1 piston caliper | ∅200mm Drum |
| Front Tyre: | 120/70 ZR17 | D402F MH90-21 54H | 3.50 - S18" |
| Rear Tyre: | 180/55 ZR17 | D401 150/80B16 71H | 4.00 - S18" |
| Fuel Capacity: | 15 Litres / 3.9 US gal | 17 Litres / 4.5 gal | 17 liters / 4.4 US gal |