The Honda Sonic is a ''125 cc'', later ''150 cc''

underbone An underbone (弯梁车, literal translation: curve beam car) is a type of motorcycle that uses structural tube framing with an overlay of plastic or non-structural body panels and contrasts with monocoque or unibody designs where pressed st ...

motorcycle A motorcycle (motorbike, bike; uni (if one-wheeled); trike (if three-wheeled); quad (if four-wheeled)) is a lightweight private 1-to-2 passenger personal motor vehicle Steering, steered by a Motorcycle handlebar, handlebar from a saddle-style ...

designed for the

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

n market by

Honda commonly known as just Honda, is a Japanese multinational corporation, multinational Conglomerate (company), conglomerate automotive manufacturer headquartered in Minato, Tokyo, Japan. Founded in October 1946 by Soichiro Honda, Honda has bee ...

. It is the part of the Nova series of sports oriented underbone motorbikes produced since the mid-1990s.

Engine

The Sonic is fitted with the European CBR125R and Indonesian CS1

4-stroke A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...

engine. It was adapted to

liquid cooling Liquid cooling refers to cooling by means of the convection or circulation (fluid dynamics), circulation of a liquid. Examples of liquid cooling technologies include: * Cooling by convection or circulation of coolant, including water cooling * L ...

due to hotter weather conditions. The

single-cylinder A single-cylinder engine, sometimes called a thumper, is a piston engine with one cylinder. This engine is often used for motorcycles, motor scooters, motorized bicycles, go-karts, all-terrain vehicles, radio-controlled vehicles, power tools an ...

engine redlines at 10,900 rpm. The engine utilizes an overbore design with two bigger valves. It also has a bigger Keihin

carburetor A carburetor (also spelled carburettor or carburetter) is a device used by a gasoline internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the Ventu ...

with 28 mm venturi diameter.

Models

The Sonic comes in two models, RS and RS Super.

Sonic 150R

The Sonic 150R was launched in August 2015 in Indonesia. It is powered by a ''150 cc''

liquid-cooled Liquid cooling refers to cooling by means of the convection or circulation of a liquid. Examples of liquid cooling technologies include: * Cooling by convection or circulation of coolant, including water cooling * Liquid cooling and ventilatio ...

DOHC An overhead camshaft (OHC) engine is a piston engine in which the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combus ...

, 4-valve,

single-cylinder engine A single-cylinder engine, sometimes called a thumper, is a piston engine with one cylinder. This engine is often used for motorcycles, motor scooters, motorized bicycles, go-karts, all-terrain vehicles, radio-controlled vehicles, power tools ...

mated to a 6-speed constant mesh transmission. The Sonic 150R is built at Honda's Karawang plant,

West Java West Java (, ) is an Indonesian Provinces of Indonesia, province on the western part of the island of Java, with its provincial capital in Bandung. West Java is bordered by the province of Banten and the country's capital region of Jakarta to t ...

, Indonesia. In the Philippines, the bike is named RS150 (not to be confused with the RS150R sold in Malaysia, as it is a rebadged

Winner Winner(s) or The Winner(s) may refer to: * Champion, the victor in a game or contest *The successful social class in winner and loser culture Film * ''The Winner'' (1926 film), an American silent film starring Billy Sullivan * ''The Winner'' ...

that sold in Vietnam). {{Honda

Sonic Sonic or Sonics may refer to: Companies *Sonic Drive-In, an American drive-in, fast-food restaurant chain * Sonic (ISP), an Internet provider CLEC, serving more than 100 California communities * Sonic Foundry, a computer software company whic ...