CBT.BIKE/Bikes/Yamaha/YS125

Naked // Manual // 2023

Yamaha
YS125

The forgotten honest commuter.

Power

10.3 bhp

Weight

127kg

Top Speed

62 mph

From New

£2,999

Discontinued for the 2024 model year but still widely available used. The YS125 was Yamaha's answer to the CB125F — air-cooled, unfussy, and 5-speed. Excellent first bike if you find one cared for.

Who it's for

Bargain hunters and used-bike buyers who want Yamaha parts availability.

Pros

  • Cheap to insure and run
  • Comfortable upright position
  • Generous fuel range
  • Easy to learn on

Cons

  • Discontinued — buy used only
  • Plain styling
  • Drum rear brake

Full Specifications

Engine
Single-cylinder, 4-stroke, SOHC, 2-valve, air-cooled
Displacement
124cc
Power
10.3 bhp @ 7,500 rpm
Torque
7.8 lb-ft @ 6,000 rpm
Top speed
62 mph
Fuel economy
118 mpg
Fuel capacity
14 litres
Weight
127 kg (wet)
Seat height
785 mm
Transmission
5-speed manual
Brakes
Front: 245mm disc. Rear: 130mm drum.
Suspension
Front: telescopic. Rear: twin shocks.
Wheels & tyres
18" front, 17" rear
ABS
Front-only ABS
Service interval
6,000 miles / 12 months
Warranty
Used — varies by dealer
Insurance group
Group 8
Available colours
Yamaha Blue, Midnight Black, Competition White
Price new
£2,999
Price used
£1,900 – £2,500
CBT legal?
Yes
Full-licence keepable?
No — restricted to learners

Best for

  • Used-bike buyers
  • Long commutes
  • Riding-school graduates

Trivia

  • Sold in the UK 2017–2023.
  • Largest fuel tank of any 125 sold in Europe.
  • Frequently used as a riding-school training bike.

Don't have your CBT yet?

You need a valid DL196 certificate before you can legally ride the YS125 on the road.

Find CBT training →