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YamahaDiscontinued 2015 · launched 2010motorcycle123 cc

Yamaha SS 125

The Yamaha SS 125 is a discontinued 123 cc air-cooled motorcycle with a 5-speed gearbox. India Yamaha Motor's official brochure (recovered via Internet Archive) lists 11 PS @ 7500 rpm (8 kW) maximum power and 10.4 Nm @ 6500 rpm maximum torque. It has a disc front / drum rear brake, a 13.6 litre fuel tank and a 125 kg weight (with oil & fuel).

Engine
123 cc
Max power
11 PS @ 7500 rpm (8 kW)
Max torque
10.4 Nm @ 6500 rpm
Fuel tank
13.6 L
Kerb weight
125 Kg (with oil & fuel)

About the Yamaha SS 125

Overview

The Yamaha SS 125 is a motorcycle from Yamaha. It was launched in 2010 and has since been discontinued (production ended around 2015). Mechiee still services it at your doorstep. With a 123 cc engine it sits in the 125–150 cc class.

Engine and performance

Power comes from a 123 cc single-cylinder air-cooled carburetted engine that makes 11 PS at 7,500 rpm and 10.4 Nm of torque at 6,500 rpm. Divide power by kerb weight and it has about 88 PS per tonne; by that measure, there is enough go for confident city riding and relaxed highway cruising. It has both electric and kick start.

Gearbox

It has a 5-speed manual gearbox. It uses a wet multi-plate clutch.

Chassis, brakes and tyres

It is built around a diamond tubular type frame. Suspension is by telescopic fork at the front and swingarm at the rear. Braking is by a disc at the front and a drum at the rear. It rides on 18-inch wheels — 2.75 - 18 4PR at the front and 3.00 - 18 6PR at the rear.

Size, comfort and range

The seat is 795 mm off the ground, which is about average and suits most riders. It weighs 125 kg ready to ride. Ground clearance is 155 mm — adequate, though tall speed breakers need care. It is 1,995 mm long, with 1,295 mm between the axles. It carries 13.6 L of fuel.

Features and equipment

Equipment includes a halogen headlamp.

Owning one

For the Yamaha SS 125, Mechiee offers a fixed ₹899 doorstep service.

Who it suits

Its gentle performance makes it a forgiving choice for a first bike.

Care notes for this model

Being carburetted, it benefits from an occasional carburettor clean, especially if it has stood unused.

Yamaha SS 125 specifications

Figures are as published by the manufacturer. Exact values can differ slightly by variant and model year.

Engine & performance

Displacement
123 cc
Configuration
Air cooled 4-stroke, SOHC, Forward-inclined single cylinder
Cooling
Air Cooled
Fuel system
Carburettor
Ignition
CDI
Starting
Electric starter and kickstarter
Maximum power
11 PS @ 7500 rpm (8 kW)
Maximum torque
10.4 Nm @ 6500 rpm
Transmission
5 gear constant mesh
Gears
5-speed
Clutch
Wet, multiple-disc
Bore x stroke
54.0 x 54.0 mm
Compression ratio
10.0:1
Lubrication type
Wet sump
Engine oil volume
1 L

Dimensions & capacity

Length
1995 mm
Width
730 mm
Height
1110 mm
Wheelbase
1295 mm
Ground clearance
155 mm
Seat height
795 mm
Kerb weight
125 Kg (with oil & fuel)
Fuel tank
13.6 L

Brakes, suspension & tyres

Front brake
Disc
Rear brake
Drum
Front suspension
Telescopic fork
Rear suspension
Swingarm
Front tyre
2.75 - 18 4PR
Rear tyre
3.00 - 18 6PR

Chassis & frame

Frame type
Diamond tubular type
Caster / trail
26.0 degree / 90.0 mm

Electricals

Battery
12V - 5AH
Headlamp
12V 35/35W Halogen bulb

Sources: Yamaha brochure, BikeDekho, Wikipedia

Specifications last checked:

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Owning the Yamaha SS 125

  • Mechiee doorstep service

    ₹899

    Mechiee's fixed doorstep service price for this model.

Maintaining the Yamaha SS 125

  • Routine servicing

    Follow the schedule in the owner's manual for your exact variant and year. A regular service is the cheapest way to catch small problems before they become expensive ones.

  • Engine oil & filter

    Engine oil is the single most important consumable to keep fresh. Top up between services if the level drops, and change it on schedule.

  • Brake inspection

    With Disc and Drum brakes, check pad or shoe wear, lever and pedal free play, and braking feel at every service.

  • Chain cleaning & lubrication

    A clean, correctly tensioned and lubricated chain lasts longer and wastes less power. Check slack regularly, especially after riding in rain or dust.

  • Air filter & spark plug

    A clogged air filter or worn spark plug shows up as hard starting, weak throttle response and poorer fuel economy. Both are checked at a regular service and replaced when worn.

  • Disc brake fluid

    Brake fluid absorbs moisture over time, which lowers its boiling point. Have its level and condition checked and change it on the interval in the owner's manual.

  • Tyre inspection

    This bike runs 2.75 - 18 4PR / 3.00 - 18 6PR tyres. Check pressure, tread depth and sidewalls, and replace tyres that are worn or cracked.

  • Battery & electricals

    The battery is listed as 12V - 5AH. Weak starting, dim lights or a flickering console are early signs the battery or charging system needs a look.

Mechiee service

Looking for service for your Yamaha SS 125?

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Compare with similar Yamaha bikes

Manufacturer figures for each bike. A dash means the value is not published in our sources.

SpecificationYamaha SS 125Yamaha Street Rally 125Yamaha RX135Yamaha Ray ZR 110
Engine123 cc125 cc132 cc113 cc
Max power11 PS @ 7500 rpm (8 kW)8.04 bhp @ 6500 rpm14.2 PS @ 7500 rpm (5-speed version)7.2 HP @ 7500 rpm
Max torque10.4 Nm @ 6500 rpm10.3 Nm @ 5000 rpm12.3 Nm @ 7000 rpm (5-speed version)8.1 Nm @ 5000 rpm
Gears5-speed—5-speed—
Kerb weight125 Kg (with oil & fuel)99 kg116 kg103 kg
Fuel tank13.6 L5.2 L10.5 Litres5.2 litres
Front brakeDiscDisc, 130 mmDrum, 130 mm170mm Hydraulic single disc brake
Rear brakeDrumDrum, 120 mmDrum, 130 mmMechanical leading trailing drum brake

Yamaha SS 125 specs explained

What the technical terms on this page mean.

OHC / SOHC / DOHC
How the engine's valves are operated. OHC and SOHC mean one overhead camshaft; DOHC means two, which usually allows higher revs and more power from the same size.
Air cooling
The engine is cooled by air flowing over its fins. It is simpler and needs no coolant, which keeps upkeep straightforward.
Kerb weight
The weight of the bike ready to ride, with its fluids and fuel, but without a rider or luggage.
Bore x stroke
The cylinder's width and the piston's travel. A larger bore relative to stroke tends to favour revs; a longer stroke tends to favour low-speed pull.
Compression ratio
How much the fuel-air mixture is squeezed before it is ignited. It is one of the factors behind an engine's efficiency and power.

Frequently Asked Questions

The Yamaha SS 125 has a 123 cc engine, described as air cooled 4-stroke, sohc, forward-inclined single cylinder.

The Yamaha SS 125 is rated at 11 PS @ 7500 rpm (8 kW) maximum power and 10.4 Nm @ 6500 rpm maximum torque.

The Yamaha SS 125 has Disc at the front and Drum at the rear.

The Yamaha SS 125 runs 2.75 - 18 4PR at the front and 3.00 - 18 6PR at the rear.

Follow the service schedule in the owner's manual for your exact variant and year. Between services, keep an eye on engine oil, chain, tyres and battery. With Disc and Drum brakes, brake wear and adjustment are worth checking at every visit.

No. The Yamaha SS 125 has been discontinued (production ended around 2015). Mechiee still lists doorstep servicing for it.

The Yamaha SS 125 was launched in 2010.

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