Cruisers
1981Harley-Davidson FXS 1340 Low Rider
19 fields on record
The 1981 Harley-Davidson FXS 1340 Low Rider appeals to cruiser enthusiasts seeking classic American styling with manageable performance. Its 1337cc V-twin engine delivers dependable torque while the low seat height and relaxed geometry define the iconic cruiser experience. Known for its aggressive stance and accessible handling, this machine became a template for Harley's Low Rider legacy.
- Capacity
- 1337.0 ccm
- Engine
- V-Twin
- Gearbox
- 4-speed
- Wet weight
- 289.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 67.0 HP (49.3 kW) @ 5800 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- This machine is built for relaxed boulevard cruising and classic American style rather than outright speed or cornering agility.
- Built for
- A charismatic, torque-driven air-cooled V-twin that rewards patience over aggression and delivers character through sound and feel rather than raw performance.
- Not ideal for
- This is not the right choice for riders seeking sharp cornering ability, high top speed, or any genuine off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 1337.0 ccm
- Power
- 67.0 HP (49.3 kW) @ 5800 RPM
- Engine type
- V-Twin
- Power/weight ratio
- 0.2318 HP/kg (wet)
- Bore x stroke
- 88.8 x 108.0 mm
- Compression
- 7.4:1
- Cooling system
- Air
- Valves per cylinder
- 2
- Torque
- Not on record - add it
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 165.0 km/h (102.5 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Dual disc
- Rear brakes
- Single disc
- Front tyre
- MJ 90-19
- Rear tyre
- MT 90-16
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 | 1980 | 1981 |
|---|---|---|
| Capacity | 1337 cc | 1337 cc |
| Fuel capacity | 15.5 L | 15.5 L |
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 FXS 1340 Low Rider?
The 1981 Harley-Davidson FXS 1340 Low Rider has a Capacity of 1337.0 ccm (81.59 cubic inches).
What engine power does the Harley-Davidson FXS 1340 Low Rider have?
The 1981 Harley-Davidson FXS 1340 Low Rider has a Power of 67.0 HP (49.3 kW) @ 5800 RPM.
How many gears does the Harley-Davidson FXS 1340 Low Rider have?
The 1981 Harley-Davidson FXS 1340 Low Rider has a Gearbox of 4-speed.
How much does the Harley-Davidson FXS 1340 Low Rider weigh?
The 1981 Harley-Davidson FXS 1340 Low Rider has a Wet weight of 289.0 kg (637.1 pounds).
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