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Compensator assembly for a motorcycle engine — Harley-Davidson patent US7143734B1 (2006)

PatentUS7143734B1
TypeUtility patent
Filed2005-07-01
Granted2006-12-05
InventorRobert L. Leppanen
SystemEngine

“A compensator assembly for a motorcycle engine including a hub and a compensator coupled to the engine crankshaft. The compensator is axially moveable along the crankshaft axis and a sprocket is supported for rotation with respect to the crankshaft. Cam surfaces on the compensator and the sprocket…”

Full patent textDownload PDFShop engine parts

Drawings (4 sheets)

Compensator assembly for a motorcycle engine — sheet 1Compensator assembly for a motorcycle engine — sheet 2Compensator assembly for a motorcycle engine — sheet 3Compensator assembly for a motorcycle engine — sheet 4

Parts for this system

32-0064
Magneto to Crankcase Oil Seal Ring and Gasket Kit
$6.35
14-0555
Rear Caliper Piston O-Ring
$10.64
15-1380
Rear Master Cylinder Gasket Kit
$10.64
23-0825
Handlebar Master Cylinder Piston Cup
$10.64

Check fitment first — add your bike and we flag what fits.

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Drawing from the US patent record (via Google Patents). A patent shows the invention as filed, not necessarily the production part on your motorcycle — confirm fitment for your model and year. Independent aftermarket retailer, not affiliated with Harley-Davidson, Inc.