Yamaha YBR 125
10 hp, 125 cc, 287 lbs2005 - 2016
BMW K1600GT
158 hp, 1600 cc, 703 lbs2011 - 2016
EngineYamaha YBR 125BMW K1600GT
Displacement125 cc1600 cc
Max power10 hp (@7 800 RPM)158 hp (@7 750 RPM)
Max torque6 lb ft (@6 000 RPM)129 lb ft (@5 250 RPM)
Redline10 000 RPM8 500 RPM
Idling speed1 250 RPM
ManagementFuel InjectionFuel Injection
LayoutSOHC SingleDOHC Inline-6
Compression10.00:112.20:1
Oil capacity1.14 quart4.26 quart
Oil type10W30, 10W40
Spark plug typeNGK CR6HSA
CoolingAirLiquid
Valves224
Bore54.0 mm72.0 mm
Stroke54.0 mm67.5 mm
Weight to power28.66 lbs/hp4.45 lbs/hp
Power to weight87 hp/2500lbs561 hp/2500lbs
Battery typeYTX7L-BS, 12V 6Ah12V 19Ah
GearboxYamaha YBR 125BMW K1600GT
TypeSequentialSequential
ClutchWetWet
DriveChainShaft
Chain type
Gears count56
Primary ratio3.41.617
Final drive3.0712.75
1. gear2.643 (26 mph)2.23 (65 mph)
2. gear1.778 (39 mph)1.64 (88 mph)
3. gear1.316 (53 mph)1.32 (109 mph)
4. gear1.045 (66 mph)1.1 (130 mph)
5. gear0.875 (79 mph)0.93 (154 mph)
6. gear0.79 (181 mph)
ChasisYamaha YBR 125BMW K1600GT
Frame typeDiamond steel
Front susp.Telescopic fork, 110mmBMW Duolever, 4.92 in travel
Rear susp.Swingarm, 4.13 in travelBMW Paralever, 5.31 in travel