1989Harley-Davidson FXST 1340 Softail

19 fields on record

The 1989 Harley-Davidson FXST 1340 Softail is a classic cruiser built for riders seeking authentic V-twin character with modern comfort. Its 1340cc air-cooled engine delivers 58 horsepower with distinctive low-end torque, while the hidden rear suspension combines traditional styling with improved handling. Best known for establishing the Softail's iconic look, it remains the quintessential choice for cruiser enthusiasts valuing heritage and style.

Capacity: 1337.0 ccm
Engine: V -Twin twin, four-stroke
Gearbox: 5-speed
Wet weight: 290.0 kg
Seat height: Not on record
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Power: 58.0 HP

⇄ Compare with another bike All model years ⚠ Recalls listed (2)

What’s new for the 1989 Harley-Davidson FXST 1340 Softail

vs the 1988

Spec	1988	1989
Engine capacity	1337.00 ccm (81.58 cubic inches)	1337.0 ccm (81.59 cubic inches)
Power	58.00 HP	58.0 HP
Fuel capacity	20.00 litres (5.28 gallons)	20.00 litres (5.28 US gallons)

Other years 1983 1984 1985 1986 1987 1988 1989 1990 1991

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail5%

Cornering30%

City riding45%

Daily riding55%

Touring55%

Two-up55%

Track5%

Best for: Built for relaxed, low-rpm cruising and boulevard presence rather than speed, agility, or long-distance efficiency.
Built for: A classic torque-driven V-twin cruiser with a laid-back, thumping character that rewards smooth, unhurried riding over aggressive throttle inputs.
Not ideal for: Not a good fit for riders seeking sharp cornering, quick acceleration, or any kind of off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine

Capacity: 1337.0 ccm
Power: 58.0 HP
Engine type: V -Twin twin, four-stroke
Power/weight ratio: 0.2000 HP/kg
Bore x stroke: 88.8 x 108.0 mm
Compression: 8.5:1
Cooling system: Air
Valves per cylinder: 2
Torque: Not on record - add it

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Belt

Performance

Top speed: 170.0 km/h (105.6 mph)

Dimensions & weight

Wet weight: 290.0 kg
Fuel capacity: 20.00 litres
Seat height: Not on record - add it
Dry weight: Not on record - add it

Brakes & wheels

Front brakes: Single disc
Rear brakes: Single disc
Front tyre: MH 90-21
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	1983	1985	1987	1989	1991
Capacity	1337.00 ccm (81.58 cubic inches)	1337.00 ccm (81.58 cubic inches)	1337.00 ccm (81.58 cubic inches)	1337.00 ccm (81.58 cubic inches)	1337.00 ccm (81.58 cubic inches)
Fuel capacity	19.00 litres (5.02 gallons)	19.00 litres (5.02 gallons)	19.00 litres (5.02 gallons)	20.00 litres (5.28 gallons)	20.00 litres (5.28 gallons)

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Safety Recalls

⚠ 2 open recalls

ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAYDec 1992 · 92V180000

THE STARTER RELAY MAY SHORT CIRCUIT WHEN THE VEHICLE IS PARKED.

Risk: THE SHORT CIRCUIT IN THE STARTER RELAY MAY DEVELOP ENOUGHHEAT TO CAUSE A FIRE IN THE RELAY, OTHER PARTS OF THE MOTORCYCLE, AND OTHERITEMS IN THE SURROUNDING AREA.

Remedy: REPLACE THE STARTER RELAY.

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGSNov 1989 · 89V184000

A FATIGUE CRACK IN THE REAR BRAKE LINE ASSEMBLY COULD DEVELOP.

Risk: THIS COULD RESULT IN LOSS OF BRAKE FLUID AND LOSS OF REARBRAKE OPERATION WHICH WOULD REDUCE STOPPING ABILITY AND INCREASE POTENTIAL FORAN ACCIDENT.

Remedy: INSTALL REPLACEMENT REAR BRAKE LINE COMPONENTS.

Source: NHTSA. View all Harley-Davidson recalls →