Suzuki GSX 1100 S Katana - 1981 Specifications and Reviews

The 1981 Suzuki GSX 1100 S Katana is a groundbreaking sport bike that revolutionized motorcycle design with its radical angular styling. Powered by a potent 1074cc four-cylinder engine producing 100 horsepower, it appeals to experienced riders seeking raw performance and striking aesthetics. Known for combining genuine speed with distinctive European-influenced design, the Katana became an iconic middleweight contender of its era.

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General information

CategorySport
Year1981
ModelSuzuki GSX 1100 S Katana

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlDOHC
Valves per cylinder4
Bore x stroke72.0 x 66.0 mm (2.8 x 2.6 inches)
Compression9.5:1
Top speed228.0 km/h (141.7 mph)
Power100.00
Engine typeIn-line four, four-stroke
Capacity:1074.00 ccm (65.54 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Front brakesDual disc
Rear tyre dimensions4.50-17
Front tyre dimensions3.50-19
 
 

Physical measures and capacities

Fuel capacity24.00 litres (6.34 gallons)
Weight incl. oil, gas, etc272.0 kg (599.7 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

100 hp
Peak Power
3.6s
0-60 mph
141.7 mph
Top Speed

Best For

Track55%
City45%
Cornering60%
Daily Riding55%
Touring55%
Passenger55%

Rider Profile

Best ForThis is a classic big-bore air-cooled sportbike best suited to riders with some experience handling weighty, torquey machines with dated chassis dynamics.
PurposeBuilt as an iconic 1980s open-class sport-tourer, it prioritizes strong straight-line performance and bold styling over modern agility.
Rider FitAt 272 kg with a long wheelbase and wide bars, it demands a physically capable rider, especially at low speed and in traffic.
CharacterIt rewards confident, smooth riding with strong midrange power delivery and a commanding, upright yet sporty seating position.
Not Ideal ForIt is not a good fit for off-road use, novice riders, or anyone seeking nimble, flickable modern handling.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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