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USD 484.95
Part #: XD385

XDP HD Rocker Arm Shafts XD385

Vehicle Fitment:
2001-2023 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML/L5P | See full application list below
Part #: XD385
$484.95
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Description

The XDP HD Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the 2001-2023 GM 6.6L Duramax engines. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can cause excessive wear on your valvetrain and premature failures, especially in high performance applications.

The XDP Shafts feature revised oil grooves that align with the oil hole in the bushing so you maintain a consistent oil supply. These shafts are manufactured from hardened 4130 chromoly for extreme durability. Each shaft comes ready to install and has threaded pipe plugs at each end so the shafts can be cleaned, inspected, and hot tanked during an engine rebuild. 

Features:
  • CNC Machined
  • .250" Wall Thickness
  • 4130 Chromoly Steel Construction 

Warranty Info:
Products manufactured by XDP carry a 1-Year warranty against defects in materials and craftsmanship. The Warranty is Limited to one (1) year from the date of sale and limited solely to the parts contained within the product's kit. Click Here for full warranty policy.
Shipping Restrictions Apply shipping restriction icon This product can not be shipped to these states/provinces: CA

Vehicle Fitment

YEAR MAKE MODEL FOR ENGINE SERIES
2001 Chevrolet Silverado 2500 HD 6.6
2002 Chevrolet Silverado 2500 HD 6.6
2003 Chevrolet Silverado 2500 HD 6.6
2004 Chevrolet Silverado 2500 HD 6.6
2005 Chevrolet Silverado 2500 HD 6.6
2006 Chevrolet Silverado 2500 HD 6.6
2007 Chevrolet Silverado 2500 HD 6.6
2008 Chevrolet Silverado 2500 HD 6.6
2009 Chevrolet Silverado 2500 HD 6.6
2010 Chevrolet Silverado 2500 HD 6.6
2011 Chevrolet Silverado 2500 HD 6.6
2012 Chevrolet Silverado 2500 HD 6.6
2013 Chevrolet Silverado 2500 HD 6.6
2014 Chevrolet Silverado 2500 HD 6.6
2015 Chevrolet Silverado 2500 HD 6.6
2016 Chevrolet Silverado 2500 HD 6.6
2017 Chevrolet Silverado 2500 HD 6.6
2018 Chevrolet Silverado 2500 HD 6.6
2019 Chevrolet Silverado 2500 HD 6.6
2020 Chevrolet Silverado 2500 HD 6.6
2021 Chevrolet Silverado 2500 HD 6.6
2022 Chevrolet Silverado 2500 HD 6.6
2023 Chevrolet Silverado 2500 HD 6.6
2007 Chevrolet Silverado 2500 HD Classic 6.6
2001 Chevrolet Silverado 3500 6.6
2002 Chevrolet Silverado 3500 6.6
2003 Chevrolet Silverado 3500 6.6
2004 Chevrolet Silverado 3500 6.6
2005 Chevrolet Silverado 3500 6.6
2006 Chevrolet Silverado 3500 6.6
2007 Chevrolet Silverado 3500 Classic 6.6
2007 Chevrolet Silverado 3500 HD 6.6
2008 Chevrolet Silverado 3500 HD 6.6
2009 Chevrolet Silverado 3500 HD 6.6
2010 Chevrolet Silverado 3500 HD 6.6
2011 Chevrolet Silverado 3500 HD 6.6
2012 Chevrolet Silverado 3500 HD 6.6
2013 Chevrolet Silverado 3500 HD 6.6
2014 Chevrolet Silverado 3500 HD 6.6
2015 Chevrolet Silverado 3500 HD 6.6
2016 Chevrolet Silverado 3500 HD 6.6
2017 Chevrolet Silverado 3500 HD 6.6
2018 Chevrolet Silverado 3500 HD 6.6
2019 Chevrolet Silverado 3500 HD 6.6
2020 Chevrolet Silverado 3500 HD 6.6
2021 Chevrolet Silverado 3500 HD 6.6
2022 Chevrolet Silverado 3500 HD 6.6
2023 Chevrolet Silverado 3500 HD 6.6
2001 GMC Sierra 2500 HD 6.6
2002 GMC Sierra 2500 HD 6.6
2003 GMC Sierra 2500 HD 6.6
2004 GMC Sierra 2500 HD 6.6
2005 GMC Sierra 2500 HD 6.6
2006 GMC Sierra 2500 HD 6.6
2007 GMC Sierra 2500 HD 6.6
2008 GMC Sierra 2500 HD 6.6
2009 GMC Sierra 2500 HD 6.6
2010 GMC Sierra 2500 HD 6.6
2011 GMC Sierra 2500 HD 6.6
2012 GMC Sierra 2500 HD 6.6
2013 GMC Sierra 2500 HD 6.6
2014 GMC Sierra 2500 HD 6.6
2015 GMC Sierra 2500 HD 6.6
2016 GMC Sierra 2500 HD 6.6
2017 GMC Sierra 2500 HD 6.6
2018 GMC Sierra 2500 HD 6.6
2019 GMC Sierra 2500 HD 6.6
2020 GMC Sierra 2500 HD 6.6
2021 GMC Sierra 2500 HD 6.6
2022 GMC Sierra 2500 HD 6.6
2023 GMC Sierra 2500 HD 6.6
2007 GMC Sierra 2500 HD Classic 6.6
2001 GMC Sierra 3500 6.6
2002 GMC Sierra 3500 6.6
2003 GMC Sierra 3500 6.6
2004 GMC Sierra 3500 6.6
2005 GMC Sierra 3500 6.6
2006 GMC Sierra 3500 6.6
2007 GMC Sierra 3500 Classic 6.6
2007 GMC Sierra 3500 HD 6.6
2008 GMC Sierra 3500 HD 6.6
2009 GMC Sierra 3500 HD 6.6
2010 GMC Sierra 3500 HD 6.6
2011 GMC Sierra 3500 HD 6.6
2012 GMC Sierra 3500 HD 6.6
2013 GMC Sierra 3500 HD 6.6
2014 GMC Sierra 3500 HD 6.6
2015 GMC Sierra 3500 HD 6.6
2016 GMC Sierra 3500 HD 6.6
2017 GMC Sierra 3500 HD 6.6
2018 GMC Sierra 3500 HD 6.6
2019 GMC Sierra 3500 HD 6.6
2020 GMC Sierra 3500 HD 6.6
2021 GMC Sierra 3500 HD 6.6
2022 GMC Sierra 3500 HD 6.6
2023 GMC Sierra 3500 HD 6.6

Specifications

  • MPN XD385
  • SKU XD385
  • ID 102966
  • Manufacturer Name XDP
  • Shipping Weight 7.00 lb.
  • Shipping Length 18 in.
  • Shipping Width 14 in.
  • Shipping Height 6 in.
  • Fuel Type Diesel
  • Warranty Info 1 Year / Unlimited Mileage
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov
  • Internal L0R4

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