Suzuki RMX 250S (1997-98)

The Suzuki RMX 250S is a two-stroke, single cylinder motorcycle that was in production from 1997 to 1998. It has a capacity of 249 cc and a bore and stroke of 67 mm and 70.8 mm, respectively. The compression ratio ranges from 9.9 to 8.1:1. It has a liquid cooling system and uses fuel/oil premix of 20:1 for lubrication. The RMX 250S has a Mikuni TM38SS carburetor for induction and a Suzuki PEI ignition, and it starts with a kick. It produces a maximum power of 38 kW or 51 hp at 9000 rpm and a maximum torque of 46.6 Nm or 34.4 lb-ft at 7000 rpm.

The bike has a five-speed constant mesh transmission, and the clutch is wet and cable-operated. The final drive is a chain, and the front suspension is an inverted telescopic with a pneumatic/coil spring and oil-dampened with 21-way compression dampening and 21-way rebound dampening. The rear suspension is a link-type, and the spring preload is fully adjustable with 18-way compression dampening and 21-way rebound dampening. The front and rear brakes are both single discs.

The Suzuki RMX 250S has a length of 2185 mm, a width of 895 mm, and a height of 1255 mm. The wheelbase is 1485 mm, ground clearance is 360 mm, and seat height is 955 mm. The dry weight of the bike is 108 kg, and the fuel capacity is 11 L or 2.9 US gal/2.4 Imp gal.

Technical specifications:

Make Model: Suzuki RMX 250S

Year: 1997 – 98

Engine: Two stroke, single cylinder
Capacity: 249 cc / 15.2 cu in
Bore x Stroke: 67 mm x 70.8 mm
Compression Ratio: 9.9 – 9.2 – 8.1:1
Cooling System: Liquid cooled
Lubrication System: Fuel/oil premix of 20:1
Induction: Mikuni TM38SS carburetor
Ignition: Suzuki PEI
Starting: Kick
Spark Plug: NGK BR9EV
Max Power: 38 kW / 51 hp @ 9000 rpm
Max Torque: 46.6 Nm / / 4.75 kgf-m / 34.4 lb-ft @ 7000 rpm
Clutch: Wet, cable operated
Transmission: 5 Speed constant mesh
Final Drive: Chain

Front Suspension: Inverted telescopic, pneumatic/coil spring, oil dampened, 21 way compression dampening, 21 way rebound dampening
Rear Suspension: Link-type, spring preload fully adjustable, 18 way compression dampening, 21 way rebound dampening
Front Brakes: Single disc
Rear Brakes: Single disc
Front Tyre: 80/100 – R21 51M
Rear Tyre: 110/100 – R18 64M
Dimensions: Length: 2185 mm / 86.0 in Width: 895 mm / 35.2 in Height 1255 mm – 49.4 in
Wheelbase: 1485 mm / 58.5 in
Ground Clearance: 360 mm / 14.2 in
Seat Height: 955 mm / 37.6 in
Dry Weight: 108 kg / 238 lbs
Fuel Capacity: 11 L / 2.9 US gal / 2.4 Imp gal

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