125cc Dirt Bikes

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How-To Guides   Specifications Model Number DB-K030 Engine/Drive Train Engine Zongshen B...

How-To Guides   Specifications Model Number DB-K030 Engine/Drive Train Engine Zongshen Brand ZS1P56YMJ，140cc 4-stroke Cylinder Arrangement Single Cooling System Oil cooled Compression Ratio 9.0:1 Bore x Stroke Ф56×57mm Max. Power(KW) 6.6/7500±500 kw/r/min Max Torque 10.2/5500±500 N.m/r/min Transmission 4-UP Manual Clutch, 4 Speeds Final Drive #428 chain, 13T/41T Start System Kick Ignition CDI Carburetor YOUALL PZ27 Max Speed (MPH) 50 Mph (Depending on Riders W...