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Super motard · 2008

RX125SM

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2008 Hyosung RX125SM Technical Analysis & Specification Breakdown

Positioned in Hyosung's super motard motorcycle lineup, the 2008 Hyosung RX125SM relies on a 124 cc (7.6 cu in) single cylinder, four-stroke powerplant.

On the scales, the RX125SM measures 123 kg (271 lbs) dry. Rider ergonomics and chassis geometry center around a 825 mm (32.5 in) seat height — resulting in a taller command-style riding posture suited to medium-to-tall inseams, combined with a 1,430 mm (56.3 in) wheelbase engineered for balanced agility and highway composure. The 8-liter (2.1 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Standover Height
825 mm (32.5 in)
Engine
Displacement 124.0 ccm (7.57 cubic inches)
Engine Type Single cylinder, four-stroke
Engine Details Single cylinder, four-stroke
Valves/Cylinder 4
Fuel System Carburettor. BDS26
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Chassis
Wheelbase 1430 mm (56.3 inches)
Ground Clearance 275 mm (10.8 inches)
Wheels & Brakes
Front Tyre 110/70-M17
Rear Tyre 130/70-M17
Front Brakes Single disc
Rear Brakes Single disc
Dimensions & Weight
Dry Weight 123.0 kg (271.2 pounds)
Seat Height 825 mm (32.5 inches) If adjustable, lowest setting.
Overall Height 1150 mm (45.3 inches)
Overall Length 2175 mm (85.6 inches)
Overall Width 840 mm (33.1 inches)
Fuel Capacity 8.00 litres (2.11 US gallons)
Other
Starter Electric
Color Options Yellow/black
More from Hyosung
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

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Best For
Sport & Track
📏
Seat Height
82.5 cm / 32.5 in
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