Cruisers
2006Harley-Davidson Softail Heritage Classic
25 fields on record
The 2006 Harley-Davidson Softail Heritage Classic is a nostalgic cruiser with studded saddlebags, a windshield and 1950s styling. Its air-cooled 1,450cc Twin Cam 88B V-twin makes 63 hp and 115 Nm through a five-speed gearbox and belt drive. A low 673 mm seat, 317 kg dry weight and 15.9-litre tank suit relaxed touring.
- Capacity
- 1450.0 ccm
- Engine
- V-Twin, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 317.0 kg
- Seat height
- 673 mm
- Power
- 63.0 HP (46.3 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for relaxed, classic-styled cruising and weekend touring rather than outright speed or sport riding.
- Built for
- A laid-back, torque-driven cruiser with classic Harley styling, valued for its relaxed low-RPM power delivery and comfortable long-haul ergonomics.
- Not ideal for
- Not a good fit for riders seeking sharp cornering agility, off-road capability, or high-speed sport performance.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usReliability & safety
Bike Reliability score, safety recalls and owner complaintsBike Reliability
How the score works →91
out of 100Excellent
The Harley-Davidson Softail Heritage Classic passed its annual roadworthiness test first time 91.5% of the time, 9.0 points above expected for bikes of the same age and mileage. That beats 91% of models.
This covers every year of the model.
91.5%Passed first time
6.6%Failed outright
1.9%Fixed during test
7,000Typical miles
106Tests
Against its rivals · ranks 1 of 6
| # | Model (all years) | Score | Tests |
|---|---|---|---|
| 1 | Harley-Davidson Softail Heritage Classic | 91 Excellent | 106 |
| 2 | Harley-Davidson FLSTC Heritage Softail Classic | 88 Excellent | 6,178 |
| 3 | Harley-Davidson Dyna Wide Glide | 84 Excellent | 705 |
| 4 | Harley-Davidson FXD Dyna Super Glide | 84 Excellent | 139 |
| 5 | Harley-Davidson Dyna Low Rider | 80 Excellent | 387 |
| 6 | Harley-Davidson FXSTB Softail Night Train | 69 Good | 1,651 |
Rivals are the most-viewed bikes on MotorcycleDB in the same category and engine size, from within three years of this model.
From British annual roadworthiness tests, 2005-2025. Contains public sector information licensed under the Open Government Licence v3.0 (DVSA MOT test data, Great Britain). How Bike Reliability works.
Engine
- Capacity
- 1450.0 ccm
- Power
- 63.0 HP (46.3 kW)
- Torque
- 115.0 Nm (11.7 kgf-m) @ 3000 RPM
- Engine type
- V-Twin, four-stroke
- Power/weight ratio
- 0.1987 HP/kg (dry)
- Bore x stroke
- 95.3 x 101.6 mm
- Compression
- 8.9:1
- Cooling system
- Air
- Fuel system
- Injection
- Starting
- Electric
- Valves per cylinder
- 2
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Belt
- Clutch
- Multi-plate with diaphragm spring in oil bath
Performance
- Top speed
- 155.0 km/h (96.3 mph)
Dimensions & weight
- Wheelbase
- 1623 mm
- Seat height
- 673 mm
- Dry weight
- 317.0 kg
- Fuel capacity
- 15.90 litres
Brakes & wheels
- Front brakes
- Single disc
Maintenance
- Oil change with filter
- 3.33 litres
- Fuel grade
- Unleaded, 91 pump octane (R+M)/2 (95 RON) or higher
- Spark plug
- HD6R12
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1998 | 2002 | 2006 | 2010 | 2019 |
|---|---|---|---|---|---|
| Capacity | 1340 cc | 1450 cc | 1450 cc | 1584 cc | 1746 cc |
| Dry weight | 317 kg | 317 kg | 317 kg | 317 kg | 316 kg |
| Seat height | 673 mm | 673 mm | 673 mm | 673 mm | 680 mm |
| Fuel capacity | 15.9 L | 15.9 L | 15.9 L | 15.9 L | 18.9 L |
| Bike Reliability ⓘ | Too few tests | Too few tests | Too few tests | Too few tests | Too few tests |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Harley-Davidson Softail Heritage Classic?
The 2006 Harley-Davidson Softail Heritage Classic has a Capacity of 1450.0 ccm (88.48 cubic inches).
What engine power does the Harley-Davidson Softail Heritage Classic have?
The 2006 Harley-Davidson Softail Heritage Classic has a Power of 63.0 HP (46.3 kW).
How many gears does the Harley-Davidson Softail Heritage Classic have?
The 2006 Harley-Davidson Softail Heritage Classic has a Gearbox of 5-speed.
What is the torque of the Harley-Davidson Softail Heritage Classic?
The 2006 Harley-Davidson Softail Heritage Classic has a Torque of 115.0 Nm (11.7 kgf-m or 84.8 ft.lbs) @ 3000 RPM.
How much does the Harley-Davidson Softail Heritage Classic weigh?
The 2006 Harley-Davidson Softail Heritage Classic has a Dry weight of 317.0 kg (698.9 pounds).
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