Gilera 125 KZ (1986-87)

The Gilera KZ 125 motorcycle was produced in 1986-87 and featured a two-stroke, single cylinder engine with reed valve and 124cc capacity, producing a maximum power of 29.3 horsepower at 9900 rpm and a maximum torque of 18 Nm at 10250 rpm. It used a 28 Dell’Orto carburetor and CDI ignition, and had a liquid cooling system, 6-speed transmission, and a chain final drive. The frame was a diagonal double cradle tubular steel, and it had traditional fork suspension with 36mm and rear hydraulic shock absorber that was adjustable in spring preload Court Cosso. The front brakes used a single 240mm disc with a 2 piston caliper while the rear brakes used a single 240mm disc. The motorcycle’s wet-weight was 126kg, and its fuel consumption averaged 19.9 km/lit. It had a seat height of 760mm, and its top speed was 152.6 km/h or 95 mph.

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Technical specifications:

Make Model: Gilera KZ 125

Year: 1986 – 87

Engine: Two stroke, single cylinder, reed valve

Capacity: 124 ccc / 7.6 cu-in

Bore x Stroke: 56 x 50.5 mm

Cooling System: Liquid cooled

Compression Ratio: 13.0;1

Induction: 28 Dell’Orto PHBH carburetors

Ignition: CDI

Starting: Electric

Max Power: 29.3 hp / 21.8 kW @ 9900 rpm

Max Torque: 18 Nm / 13.2 lb-ft @ 10250 rpm

Clutch: Multi-disc oil bath

Transmission: 6 Speed

Final Drive: Chain

Frame: Diagonal double cradle tubular steel

Front Suspension: Fork traditional 36mm. Antidive adjustable

Rear Suspension: Hydraulic shock absorber adjustable in spring preload Court Cosso

Front Brakes: Single 240mm disc 2 piston caliper

Rear Brakes: Single 240mm disc

Front Tyre: 100/80-16

Rear Tyre: 120/80-16

Seat Height: 760 mm / 29.9 in

Wet-Weight: 126 kg / 277.7 lbs

Fuel Capacity:

Consumption Average: 19.9 km/lit

Braking 60 – 0 / 100 – 0: 14.4 m / 43.3 m

Standing 1/4 Mile: 15.8 sec / 133.1 km/h

Top Speed: 152.6 km/h / 95 mph