Engine Parts
Crankshaft-stkr Kx85 4166
Part # 0921-0077
$332.80
National: 1
- —Factory assembled and trued to OEM specifications
- —Drop in replacement crankshaft requires no modification unless noted
- —CNC machined and dynamically balanced to suit the increased stroke
- —Add +2.00 mm to +4.00 mm of stroke depending on application
- —Uses stock piston unless noted
- —Main bearings not included
- —Can be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains
- —Not re-buildable as the rods are shorter than OEM.
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Color/FinishSteel
Displacement88 cc to 103.5 cc
UnitsAssembly
Product NameCrankshaft Assembly
Stroke Length47,80 mm
Model2-Cycle
Stroke Length47.80 mm
FeaturesStandard Crankshaft
Material4140 Steel
Riding StyleOff-Road
TypeStroker
Weight4.6 lbs
Dimensions (L x W x H)10.94" x 8.26" x 6.14"
Fits These Vehicles (16)
KX1002013
KX852013
KX852012
KX1002012
KX852011
KX1002011
KX1002010
KX852010
KX1002009
KX852009
KX1002008
KX852008
KX1002007
KX852007
KX852006
KX1002006
Not sure it fits? Call our Harley techs at 607-654-7431.
















