Hyosung Rally SF50R

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Hyosung-rally-sf50r-2008-2008-2.jpg
Hyosung Rally SF50R
Manufacturer
Production 2007 - 2008
Class Scooter
Engine
air-cooled, two-stroke, single cylinder
Bore / Stroke 40.6mm x 40.6mm
Compression ratio 7.2:1
Horsepower 4.02 HP (3.0 KW) @ 7000RPM
Torque 2.21 ft/lbs (3.0 Nm) @ 6500RPM
Fuel System carburetor
Transmission Gear box: CVT

Final Drive: belt

Clutch: dry, centrifugal
Suspension Front: telescopic fork
Rear: monoshock
Brakes Front: single disc
Rear: drum
Front Tire 120/90 -10 66J
Rear Tire 130/90 -10 70J
Wheelbase 50.0 inches (1270 mm)
Length 71.89 inches (1826 mm)
Width 25.0 inches (635 mm)
Seat Height 29.49 inches (749 mm)
Weight 88.0 kg (wet)
Manuals Service Manual


The Hyosung Rally SF50R was a air-cooled, two-stroke, single cylinder scooter produced by Hyosung between 2007 and 2008. Max torque was 2.21 ft/lbs (3.0 Nm) @ 6500 RPM. Claimed horsepower was 4.02 HP (3.0 KW) @ 7000 RPM.

Engine[edit | edit source]

A 40.6mm bore x 40.6mm stroke result in a displacement of just 49.0 cubic centimeters.

Drive[edit | edit source]

The bike has a CVT transmission. Power was moderated via the dry, centrifugal.

Chassis[edit | edit source]

It came with a 120/90 -10 66J front tire and a 130/90 -10 70J rear tire. Stopping was achieved via single disc in the front and a drum in the rear. The front suspension was a telescopic fork while the rear was equipped with a monoshock. The wheelbase was 50.0 inches (1270 mm) long.

2007 Hyosung Rally SF50R[edit | edit source]

The 2007 MY Hyosung Rally SF50R is mainly addressed for the more young and adventurous riders, who want a fun, yet fuel-efficient commuter for the urban jungle. At its heart lies an air-cooled, two-stroke, 49cc, single cylinder lump paired to a continuously variable transmission (CVT), and can produce a claimed 4 horsepower and 3 Nm of torque. It boasts a spacious, under-seat storage compartment, a dual seat, a rear luggage rack, passenger grab rails, blacked-out spokes, silver rims, plus a blacked-out, high-capacity muffler.


2008 Hyosung Rally SF50R[edit | edit source]

2008 Hyosung Rally SF50R 2008 Hyosung Rally SF50R 2008 Hyosung Rally SF50R

The 2008 MY Hyosung Rally SF50R has, at its heart, an air-cooled, two-stroke, 49cc, single cylinder engine mated to a continuously variable transmission (CVT) and can produce a claimed 4 horsepower and 3 Nm of torque. This entry-level machine has been designed by the Korean engineers for the more young among scooter fans, boasting race-like paint schemes, with brightly-colored decals, sure to stand out in any crowd. Standard features include a dual seat, passenger grab rails, an under-seat storage compartment, dual headlights, blacked-out spokes on silver rims, and a LED taillight.