Yamaha YS125: review, history, specs

From BikesWiki.com, Japanese Motorcycle Encyclopedia

Class: street

Production: 2017-2018

Predecessor: Yamaha YBR125

Model
Yamaha YS125

2017-2018

(Europe)

Yamaha YS125

History

History
Year Country Name / Frame / Engine
2017 Europe Name: Yamaha YS125

Code: BT41

2018 Europe Name: Yamaha YS125

Specifications

Yamaha YS125: specs.

Specifications
DIMENSIONS Overall length 2005 mm / 78,9 in
Overall width 735 mm / 28,9 in
Overall height 1050 mm / 41,3 in
Seat height 795 mm / 31,3 in
Wheelbase 1320 mm / 52,0 in
Ground clearance 150 mm / 5,9 in
Dry weight
Curb (wet) weight 129 kg / 284 lbs
FRAME Type Diamond (steel)
Front suspension, travel Telescopic fork, 120 mm / 4,7 in
Rear suspension, travel Swingarm with twin-shock, 112 mm / 4,4 in
Front tire size 2.75-18-42P
Rear tire size 100/80-18-59P
Front brake Single disc, 245 mm, 1-piston caliper

UBS – Unified Brake System (activated by front brake)

Rear brake Drum, 130 mm

UBS – Unified Brake System (activated by front brake)

Fuel capacity 14,0 l / 3,7 US gal (reserve – 2,2 l)
Trail 82,0 mm / 3,2 in
Fuel economy / consumption 2,35 l / 100 km (100 US mpg)[1]
ENGINE Type Air-cooled 4-stroke
Cylinder arrangement Single cylinder
Bore & Stroke 52,4 x 57,9 mm
Displacement 125 cm³ (7,6 cu in)
Compression ratio 10.0:1
Valve train SOHC, 2 valves
Max. power 10,6 hp (7,8 kW) / 7500 rpm
Max. torque 10,8 Nm (1,1 kgf*m) / 6000 rpm
Acceleration 0 to 100 km/h (0-60 mph)
Top speed 112 km/h (70 mph)[2]
CARBURETION SYSTEM Type Fuel Injection
ID
DRIVE TRAIN Clutch Wet, multi-plate, cable operated
Transmission 5-speed
Final drive Chain
Primary reduction 3.409
Final reduction
Gear ratio

I

II

III

IV

V


2.714

1.789

1.318

1.045

0.875

ELECTRICAL Ignition TCI
Alternator A.C. Magneto
Battery capacity 12V-4Ah

Images

Yamaha YS125: images, gallery.

Yamaha YS 125
Yamaha YS 125
Yamaha YS 125

Videos

Yamaha YS125: video.

Yamaha YS 125 2017

Manuals

Yamaha YS125: manuals, parts, microfiches.

  1. motorcyclenews.com | "YAMAHA YS125 (2017 - on) Review" | Average fuel consumption
  2. motorcyclenews.com | "YAMAHA YS125 (2017 - on) Review" | Top speed