1998Jawa 640 Classic
16 fields on record
The 1998 Jawa 640 Classic is a traditional Czech roadster with a two-stroke twin engine. Its air-cooled 350cc parallel twin makes 23.5 hp and 31.4 Nm through a four-speed gearbox. A 17-litre tank and 150 kg dry weight give it simple, old-school character.
- Capacity
- 350.0 ccm
- Engine
- Parallel Twin, two-stroke
- Gearbox
- 4-speed
- Dry weight
- 150.0 kg
- Seat height
- 780 mm
- Power
- 23.5 HP (17.3 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Best used for light commuting, leisurely rides, and classic-bike enjoyment rather than performance riding.
- Built for
- A charming, old-school two-stroke twin that rewards a relaxed, mechanically engaged riding style over outright speed.
- Not ideal for
- Not a good fit for riders seeking high speed, long-distance touring comfort, or modern off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 350.0 ccm
- Power
- 23.5 HP (17.3 kW)
- Torque
- 31.4 Nm (3.2 kgf-m)
- Engine type
- Parallel Twin, two-stroke
- Power/weight ratio
- 0.1567 HP/kg (dry)
- Cooling system
- Air
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Seat height
- 780 mm
- Dry weight
- 150.0 kg
- Fuel capacity
- 17.00 litres
- Reserve fuel capacity
- 2.50 litres
Brakes & wheels
- Front brakes
- Expanding brake
- Rear brakes
- Expanding brake
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1994 | 1996 | 1998 | 1999 | 2001 |
|---|---|---|---|---|---|
| Capacity | 350 cc | 350 cc | 350 cc | 344 cc | 344 cc |
| Dry weight | 150 kg | 150 kg | 150 kg | 149 kg | 149 kg |
| Seat height | 780 mm | 780 mm | 780 mm | — | — |
| Fuel capacity | 17 L | 17 L | 17 L | 17 L | 17 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Jawa 640 Classic?
The 1998 Jawa 640 Classic has a Capacity of 350.0 ccm (21.36 cubic inches).
What engine power does the Jawa 640 Classic have?
The 1998 Jawa 640 Classic has a Power of 23.5 HP (17.3 kW).
How many gears does the Jawa 640 Classic have?
The 1998 Jawa 640 Classic has a Gearbox of 4-speed.
What is the torque of the Jawa 640 Classic?
The 1998 Jawa 640 Classic has a Torque of 31.4 Nm (3.2 kgf-m or 23.2 ft.lbs).
How much does the Jawa 640 Classic weigh?
The 1998 Jawa 640 Classic has a Dry weight of 150.0 kg (330.7 pounds).
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