Yamaha YBR 125 workshop manuals on Ebay UK
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The Yamaha YBR 125 is a light commuter motorcycle made by the Yamaha. Introduced as a new model in 2005, It comes in naked, faired and 'custom variants. It has a single-cylinder, air-cooled, 4t engine , displacing 124 cc (7.6 cu in). Pre 2008 models use a carb system, with post 2008 models using a the highly reliable and fuel efficient , fuel injection system.
Around 2010, Yamaha introduced the dual sport version of the Yamaha YBR 125. The new model was named Yamaha YBR 125 G, and it featured several off-road improvements. These include: engine and hand guards, higher front fender, anti-collision fender for the head light and new block pattern tires.
Specifications
| Top speed | 70 mph |
|---|---|
| 1/4-mile acceleration | 19 secs |
| Max power | 10 bhp |
| Max torque | 7 ft-lb |
| Weight | 113 kg |
| Seat height | 760 mm |
| Fuel capacity | 12 litres |
| Average fuel consumption | 90 mpg |
| Tank range | 240 miles |
| Annual road tax | |
| Insurance group | 4 of 17 |
| Engine size | 124 cc |
|---|---|
| Engine specification | 2v single cylinder, 5 gears |
| Frame | Steel diamond |
| Front suspension adjustment | None |
| Rear suspension adjustment | Preload |
| Front brakes | 245mm disc |
| Rear brake | Drum |
| Front tyre size | 2.75 x 18 |
| Rear tyre size | 90/90 x 18 |
Engine -
Engine type Air-cooled, 4-stroke, forward inclined single cylinder, 2-valve, SOHC
Displacement 124 cc
Bore x stroke 54.0 x 54.0 mm
Compression ratio 10.0 : 1
Maximum power 7.5 kW (10 PS) @ 7,800 rpm
Maximum torque 9.6 Nm (0.98 kg-m) @ 6,000 rpm
Lubrication system Wet sump
Fuel System Fuel injection
Clutch type Wet, multiple disc
Ignition system TCI
Starter system Electric and kick
Transmission system Constant mesh, 5-speed
Final transmission Chain
Fuel tank capacity 13 L
Oil tank capacity 1.2 L
Chassis -
Chassis: Diamond shaped
Front suspension system Telescopic forks
Front travel 120 mm
Rear suspension system Swingarm
Rear travel 105 mm
Caster angle 26º 20′
Trail 90 mm
Front brake Single disc, Ø 245 mm
Rear brake Drum, Ø 130 mm
Front tyre 2.75-18 42P
Rear tyre 90/90-18 M/C 57P
Dimensions -
Length 1,980 mm
Width 745 mm
Height 1,080 mm
Seat height 780 mm
Wheel base 1,290 mm
Minimum ground clearance 175 mm
Wet weight 124 kg
see more Yamaha YBR 125 blog posts
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