Gilera 125 R1 (1990)

The Gilera R1-S 125 is a motorcycle model from 1990 with a two-stroke, single cylinder, reed valve engine with a capacity of 124 ccc/7.6 cu-in. It has a liquid cooled cooling system, compression ratio of 13.0;1, and uses a 28 Dell’Orto PHBH carburetor for induction. The motorcycle has electric ignition with capacitive output, an electric starting system, and can produce a max power of 29.3 hp/21.8 kW @ 9900 rpm. The bike has multi-disc oil bath clutch, 6-speed transmission, chain final drive, and a front suspension with telescopic forks. The rear suspension is a swing arm gas single shock. It has a single front brake with 240mm disc and a rear brake with drum. The front tire is a 2.75-21 and the rear is a 4.10-17. The dry weight is 115 kg/253 lbs and the wet weight is 134 kg/295 lbs. The fuel capacity is and the average consumption is 19.8 km/lit. The braking distance (60-0 km/h or 100-0 km/h) is 13.4 m/40.9 m and the standing 1/4 Mile time is 16.3 sec with a top speed of 134.4 km/h.

Technical specifications:

Make Model: Gilera R1-S 125

Year: 1990 –
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: Electric ignition with capacitive output
Starting: Electric
Max Power: 29.3 hp / 21.8 kW @ 9900 rpm
Max Power Rear Tyre: 25.3 hp @ 9500 rpm
Max Torque: 18 Nm / 13.2 lb-ft @ 10250 rpm
Clutch: Multi-disc oil bath
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Swing arm gas single shock
Front Brakes: Single 240mm disc
Rear Brakes: Drum
Front Tyre: 2.75-21
Rear Tyre: 4.10-17
Dry Weight: 115 kg / 253 lbs
Wet Weight: 134 kg / 295 lbs
Fuel Capacity:
Consumption Average: 19.8 km/lit
Braking 60 – 0 / 100 – 0: 13.4 m / 40.9 m
Standing 1/4 Mile: 16.3 sec / 122.2 km/h
Top Speed: 134.4 km/h