Suzuki GSX750EF (1985-86)

The Suzuki GSX750EF was a popular motorcycle model that was produced from 1985 to 1986. It featured a DOHC 747cc engine with 4 valves per cylinder and a compression ratio of 9.6:1. The bike was air/oil cooled with induction from four Mikuni 32mm carburetors and a transistorized ignition. The GSX750EF had a wet sump lubrication system and a top power output of 84 horsepower at 9500 rpm. The transmission was 5-speed with a wet multiple plate, coil spring clutch and a final drive ratio of 3.071:1. The frame was constructed from steel pipe and profile cradle and featured a telescopic fork for the front suspension with hydraulic anti-dive and preload adjustability. The front brakes were two 275mm discs with 2 piston calipers and the rear brake was a single 255mm disc with a 1 piston caliper. The bike also had cast alloy wheels, an H4 halogen headlight, and a fuel tank capacity of 19.5 liters. With a dry weight of 210 kg, it had a top speed of 217.2 km/h and achieved an average consumption of 4.9 L/100 km. Overall, the Suzuki GSX750EF was a well-built and reliable motorcycle that was popular among riders for its power, speed, and handling.


Technical specifications:

Make Model: Suzuki GSX 750EF

Year: 1985 – 86


Engine: Four stroke, transverse four cylinders, DOHC, 4 valve per cylinder.
Capacity: 747 cc / 45.5 cu-in
Bore x Stroke: 67 x 53 mm
Cooled System: Air/Oil cooled
Compression Ratio: 9.6:1
Lubrication: Wet sump
Induction: 4 x Mikuni 32mm carburators
Ignition: Transistorized
Headlight type: 55/60W H4 halogen
Starting: Electric
Max Power: 62.6 kW / 84 hp @ 9500 rpm
Max Torque: 68 Nm / 6.9 kgf-m / 50.2 lb-ft @ 8500 rpm
Clutch: Wet multiple plates, coil spring
Transmission: 5 Speed
Final Drive: #530 Chain

Primary Drive Ratio: 1.895:1
Final Drive Ratio: 3.071:1
Gear Ratio: 1st 2.50 / 2nd 1.75 / 3rd 1.37 / 4th 1.13 / 5th 0.96
Frame: Steel pipe and profile cradle
Front Suspension: Telescopic fork, preload adjustable and hydraulic anti-dive.
Front Wheel Travel: 150 mm / 5.9 in
Rear Suspension: Full floater, preload and 4-way rebound damping adjustable.
Rear Wheel Travel: 107 mm / 4.2 in
Front Brakes: 2 x 275mm Discs, 2 piston calipers
Rear Brakes: Single 255mm disc, 1 piston caliper
Front Wheel: Cast alloy wheel, 2.15 x 16
Rear Wheel: Cast alloy wheel, 2.50 x 17
Front Tyre: 100/90-16, Bridgestone L303
Rear Tyre: 120/90-17, Bridgestone G514
Rake: 27.8 degrees
Trail: 105 mm / 4.13 in
Dimensions: Length: 2 155 mm / 84.8 in Width: 765 mm / 30.1 in Height: 1 260 mm / 49.6 in
Wheelbase: 1480 mm / 58.3 in
Seat Height: 780 mm / 30. in
Ground Clearance: 155 mm / 6.1 in

Dry Weight: 210 kg / 462 lbs
Fuel Capacity: 19.5 Litres / 5.1 US gal / 4.3 Imp gal
Consumption Average: 4.9 L/100 km / 20.4km/l / 48 US mpg / 57.6 Imp mpg
Standing 1/4 Mile: 12.0 sec / 174 km/h / 108 mph
Top Speed: 217.2 km/h / 135 mph

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