Harley-Davidson Harley Davidson FXDB Dyna Street Bob (2007-08) vs Harley-Davidson Harley Davidson XL 1200X Forty-Eight (2010) vs Harley-Davidson Harley Davidson FXDB/I Dyna Street Bob (2006)
Comparison technical specifications
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| Make: | Harley-Davidson | Harley-Davidson | Harley-Davidson |
| Model: | Harley Davidson FXDB Dyna Street Bob | Harley Davidson XL 1200X Forty-Eight | Harley Davidson FXDB/I Dyna Street Bob |
| Years: | 2007-08 | 2010 | 2006 |
| Engine: | Four stroke, 45° V-Twin, Twin Cam 96 vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder |
| Capacity: | 1584 cc / 96 cu-in | 1199 cc / 73.2 cu in. | 1449 cc / 88.4 cu-in |
| Bore x Stroke: | 95.3 x 111.1 mm | 88.8 x 96.8 mm | 95.3 x 101.6 mm |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Compression Ratio: | 9.2:1 | 9.7:1 | 8.9:1 |
| Induction: | Electronic Sequential Port Fuel Injection (ESPFI) | Electronic Sequential Port Fuel Injection (ESPFI) | Carburetion 40 mm constant velocity with enrichener and accelerator pump ESPFI 38 mm throttle bore electronic sequential port fuel injection |
| Ignition: | Single-fire, non-wasted, map-controlled spark ignition | Digital CDI | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Electric | Electric |
| Max Torque: | 124.7 Nm / 92 ft/ lbs. @ 3000 rpm | 107 Nm / 10.9 kgf-m / 79 ft/lbs./ @ 3500 rpm | 116.6 Nm / 86 lb-ft @ 3500rpm |
| Transmission: | 6 Speed | 5 Speed | 5 Speed |
| Final Drive: | Belt | Belt | Belt |
| Gear Ratio: | 1st 9.311 2nd 6.454 3rd 4.793 4th 3.882 5th 3.307 6th 2.79 | 1st 9.315 / 2nd 6.653 / 3rd 4.948 / 4th 4.102 / 5th 3.517:1 | 1st 3.337 2nd 2.313 3rd 1.718 4th 1.391 5th 1.175 6th 1.000 |
| Frame: | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded | Mild steel, tubular frame; circular sections; cast junctions Swingarm Mild steel, rectangular tube sections, stamped junctions; MIG welded | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Front Suspension: | 49 mm with polished aluminum fork triple clamp and dual-rate springs, | ∅39mm Fork | 49 mm w/polished aluminum fork triple clamp and dual-rate springs, 127mm wheel travel |
| Rear Suspension: | Coil over shock , | Coil-over; preload dual-adjustable | Coil-over shock , 104mm wheel travel |
| Front Brakes: | Single 300mm disc 4 piston caliper | Single ∅300mm disc, 2 x ∅38mm piston calipers | Single 300mm disc 4 piston caliper |
| Rear Brakes: | Single 292mm disc 2 piston caliper | Single ∅300mm disc, 2 x ∅38mm piston calipers | Single 292mm disc 4 piston caliper |
| Front Tyre: | 100/90-19 57H | MT90B16 | D401F 100/90-19 57H |
| Rear Tyre: | 160/70-17 73V | 150/80-B16 | D401 160/70B16 73V |
| Rake: | 29° | 30° | 29° |
| Trail: | 120 mm / 4.7 in | 107 mm / 4.2 in | 120 mm / 4.7 in |
| Dimensions: | Length 2357 mm / 92.8 in Width 953 mm / 37.5 in. Height 1280 mm / 50.4 in | Length 2255 mm / 88.7 in | Length 2358.0 mm / 92.8 in |
| Wheelbase: | 1630 mm / 64.2 in | 1520 / 59.8 in | 1630 mm / 64.2 in |
| Seat Height: | Laden 648 mm / 25.5 in Unladen 678 mm / 26.7 in | Laden 660 mm / 26.0 in Unladen 681 mm / 26.8 in. | Laden2 655.3 mm / 25.8 in Unladen 680.0 mm / 26.8 in |
| Wet Weight: | 302.6 kg / 667 lbs | 257.2 kg / 567 lbs | 303 kg / 667 lbs |
| Fuel Capacity: | 17.8 Litres / 4.7 US gal | 13.7 L / 3.6 US gal | 17.8 Litres / 4.7 US gal |