KTM 620 LC4 Adventure (1997)

The KTM 620 LC4 Adventure is a motorcycle from 1997 with a four stroke, single cylinder, SOHC, and 4 valves engine that has a capacity of 609 cc (37.2 cu in). It has a compression ratio of 10.4:1 and is liquid cooled. The bike uses a Dell’Orto PHM 40 SD induction system and KDC-CDI ignition system. It can be started with a kick or an electric starter. The maximum power outputs at 40.1 kW (55 hp) at 7000 rpm and the maximum torque at 60 Nm (6.1 kgf-m/44.3 lb-ft) at 5500 rpm. The bike is equipped with a 5-speed transmission and a chain final drive. It has a 50mm telescopic front fork and a single chock rear suspension, both of which have compression, rebound, and preload adjustability. The front wheel travel is 280 mm (11.0 in) while the rear wheel travel is 330 mm (13.0 in). Braking is accomplished through a single 320 mm disc and a 4 piston caliper in the front and a single 220 mm disc and a 1 piston caliper in the rear. The front and rear tire sizes are 90/90 – 21 and 130/80 – 18 respectively. The seat height is 945 mm (37.2 in).

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Technical specifications:

Make Model: KTM 620 LC4 Adventure

Year: 1997

Engine: Four stroke, single cylinder, SOHC, 4 valves

Capacity: 609 cc / 37.2 cu in

Bore x Stroke: 101 x 76 mm

Compression Ratio: 10.4:1

Cooling System: Liquid cooled

Induction: Dell’Orto PHM 40 SD

Ignition: KDC-CDI

Starting: Kick & electric

Max Power: 40.1 kW / 55 hp @ 7000 rpm

Max Torque: 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm

Transmission: 5 Speed

Final Drive: Chain

Front Suspension: 50mm Telescopic forks, compression and rebound adjustable

Front Wheel Travel: 280 mm / 11.0 in

Rear Suspension: Single chock, preload, compression and rebound adjustable

Rear Wheel Travel: 330 mm / 13.0 in

Front Brakes: Single 320 mm disc, 4 piston caliper

Rear Brakes: Single 220 mm disc, 1 piston caliper

Front Tyre: 90/90 – 21

Rear Tyre: 130/80 – 18

Seat Height: 945 mm / 37.2 in