| MODEL | HARLEY-DAVIDSON SOFTAIL STANDARD FXST/I 2005 - 2006 |
| Year | 2005 - 2006 |
| Engine Type | Four-stroke, 45° V-twin, Twin Cam 88B (counterbalanced), pushrod OHV, 2 valves per cylinder |
| Displacement / Capacity | 1449 cc / 88.4 cu in |
| Bore X Stroke | 95.3 x 101.6 mm |
| Compression Ratio | 8.9:1 |
| Cooling System | Air cooled |
| Max Power | 48.8 kW / 67 hp @ 5200 rpm |
| Max Torque | 116.6 Nm / 86 lb-ft @ 3500 rpm |
| Ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Induction | 40 mm constant-velocity carburettor with enrichener and accelerator pump, or (I models) ESPFI fuel injection, 38 mm throttle bore |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Dry sump, crank-driven gerotor pressure and dual scavenge pump, spin-on oil filter |
| Gear Box | 5-speed |
| Clutch | Wet, 9-plate |
| Final Drive | Belt |
| CHASSIS SPECS | |
| Frame | Mild steel, rectangular-section backbone with twin downtubes; tubular mild steel swingarm |
| Front Suspension | 41.3 mm telescopic fork, 'beer can' covers |
| Rear Suspension | Hidden, horizontally mounted coil-over shocks |
| Front Brakes | Single 292 mm disc, 4-piston caliper |
| Rear Brakes | Single 292 mm disc, 4-piston caliper |
| DIMENSION SPECS | |
| Overall Length | 2410 mm / 95.0 in |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 720 mm / 28.3 in |
| Wheelbase | 1698 mm / 66.9 in |
| Ground Clearance | 140 mm / 5.6 in |
| Dry Weight | 285.4 kg / 628.6 lbs |
| Wet Weight | 302.4 kg / 666.6 lbs |
| WHEEL SPECS | |
| Front Tyre | MH90-21 54H |
| Rear Tyre | MT90B16 74H (2005); 200/55R17 78V (2006) |
| FUEL SYSTEM | |
| Fuel Capacity | 18.9 Litres / 5.0 US gal |
| Fuel Consumption | 4.7 - 5.6 L/100 km / 42 - 50 mpg (2006 EPA city/highway) |
| Top Speed | — |
The last Twin Cam 88B years of the Softail Standard, still offered carburetted (FXST) or injected (FXSTI). The 2006 model gained the period's fashionable 200 mm rear tyre on a 17-inch wheel, a big visual change at the back of an otherwise unchanged, deliberately simple bike.
