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ProX Crankshaft Assembly

(1 review)

Item: 388026

$208.98 – $583.83

Select Your Vehicle - Fitment Guaranteed

ProX Crankshaft Assembly

ProX cranks are assembled by a well-known Japanese manufacturer using ProX forged connecting rods. The ProX double forged connecting rod with high quality Japanese big-end bearing and precision machined crank webs meets or exceed the OEM crank in performance and durability.

  • Completely rebuildable with genuine ProX or OEM connecting rod kits, bearings and seals
  • Every crank has been expertly engineered and rigorously dyno-tested to ensure it exceeds the highest quality standards
  • Crankshaft comes fully assembled
  • Precision trued against OEM specs
  • High-quality Japanese big-end bearing
  • Completely rebuild-able with ProX or OEM parts
  • Made in Japan
Specification Details
Country of Origin Japan

Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

  • CR250R 2-Stroke 1992-2001
  • CR80R 1986-2002
  • CR85R 2003-2004
  • CRF150R 2007-2009, 2013-2021
  • TE 250 2014-2016
  • TE 300 2014-2016
  • 144 SX 2008
  • 250 EXC 2004-2005
  • 250 SX 2003-2016
  • 250 SX-F 2005-2010
  • 300 EXC 2004-2005, 2015
  • 85 SX 2013-2017
  • RM-Z250 2010-2015
  • YFZ450 ATV 2004-2009, 2012-2013
  • YFZ450R ATV 2009-2013
  • YZ85 2002-2018

Customer Reviews

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PRO-X Crankshaft

By   on  Verified Purchaser

Great quality at a great price. Thanks!

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Questions & Answers

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Is it just the crank? Or is it a full bottom end rebuild kit?

What parts to in addition to rebuild my bottom end completely?

This would be for just a crankshaft, not a full bottom end kit.

By Andy
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