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ALL BALLS offers this engine bearing for POLARIS HAWKEYE 300, SPORTSMAN 300, SPORTSMAN 400 HO 4X4 1995-2011. The engine’s shafts run on ball or roller bearings in the cases. They carry heavy loads at high revs and eventually develop play.
Races and balls (or rollers) in hardened chrome steel, 100Cr6 type: a very hard steel that withstands the fatigue of millions of engine revolutions.
Complete All Balls kits: low-friction bearings and steel-spring nitrile seals, everything you need in one box.
On competition bikes the main bearings are replaced at every bottom-end rebuild, at the hours recommended by the manufacturer. With the cases open, spin each bearing by hand: the slightest rough spot means it must go.
Cross-Mania tip: Heat the cases to remove and fit the bearings without forcing them, and replace the oil seals at the same time.
Check the exact model and year of your bike in the list below before ordering.
Fits:
POLARIS HAWKEYE 300 2011
POLARIS HAWKEYE 300 2010
POLARIS HAWKEYE 300 2009
POLARIS HAWKEYE 300 2008
POLARIS HAWKEYE 300 2007
POLARIS HAWKEYE 300 2006
POLARIS HAWKEYE 300 2005
POLARIS HAWKEYE 300 1996
POLARIS HAWKEYE 300 1995
POLARIS SPORTSMAN 300 2011
POLARIS SPORTSMAN 300 2010
POLARIS SPORTSMAN 300 2009
POLARIS SPORTSMAN 300 2008
POLARIS SPORTSMAN 400 HO 4X4 2010
POLARIS SPORTSMAN 400 HO 4X4 2009
POLARIS SPORTSMAN 400 HO 4X4 2008
Click on your bike to see all compatible parts.
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