Suzuki GSX-R 750 (reduced Effect) - 1990 Specifications and Reviews

The 1990 Suzuki GSX-R 750 (reduced effect) is a lightweight sport-tourer powered by a 100 hp inline-four engine, ideal for riders seeking nimble handling and everyday practicality. Known for its potent performance-to-weight ratio and accessible power delivery, this air-cooled machine excels as an affordable entry point to middleweight sportbike ownership.

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General information

CategorySport touring
Year1990
ModelSuzuki GSX-R 750 (reduced effect)

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemAir
Fuel controlDOHC
Valves per cylinder4
Bore x stroke70.0 x 48.7 mm (2.8 x 1.9 inches)
Compression10.9:1
Power100.00
Stroke4
Engine typeIn-line four
Capacity:749.00 ccm (45.70 cubic inches)
 
 

Physical measures and capacities

Weight incl. oil, gas, etc234.0 kg (515.9 pounds)

Suzuki GSX-R 750 (reduced Effect) dimensions and frame

Rear brakesSingle disc
Front brakesDual disc
Rear tyre dimensions170/60-17
Front tyre dimensions120/70-17

Speed and acceleration

Top speed238.0 km/h (147.9 mph)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity21.00 litres (5.55 gallons)

Performance Profile & Rider Fit

100 hp
Peak Power
3.3s
0-60 mph
147.9 mph
Top Speed

Best For

Track80%
City45%
Cornering88%
Daily Riding40%
Touring42%
Passenger35%

Rider Profile

Best ForThis bike suits intermediate to experienced riders who are comfortable with a firm, sporty chassis and a high-revving inline-four engine.
PurposeBuilt primarily as a sport-oriented machine that rewards spirited riding on twisty roads and occasional track days, with only modest concessions to touring comfort.
Rider FitRiders should expect a forward-leaning, aggressive seating position with moderate wrist and wrist load, favoring a fit, flexible build over long rides.
CharacterA raw, air-cooled sportbike with classic early-90s GSX-R DNA, delivering a visceral, mechanical connection to the road rather than modern refinement.
Not Ideal ForThis is not a good choice for beginners seeking a relaxed ride, pillion comfort, or anyone planning long-distance touring or off-road use.

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

Rider Reviews

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