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W0000581 - Workhorse W-Series 8.1L Serpentine Drive Belt

W0000581 - Workhorse W-Series 8.1L Serpentine Drive Belt

Part# W0000581


  • W-Series Workhorse Chassis Equipt with an 8.1L V8 Engine (108")
Will this belt fit my 34 ft 2007 tiffan allegro open road class A motor home? ( Mark Carnemella, 03/02/2019 )
Yes it will.  ( Support )
will this belt work on my 2006 adventurer 33V ( skipper, 06/09/2018 )
Yes that is a W22 VIN which that belt fits all model years of. ( Support )
Just checking to see if this is the correct belt for my 2003 Fleetwood Bounder. 454 Chevy ( Gene, 01/17/2018 )
Not answered yet.
Need part number for serpentine belt 8.1 Workhorse V8 ( Jeremy thomas, 03/31/2017 )

Hi Jeremy,

The W0000581 belt is the correct one for your VIN. It is the belt used on all W-Series motor homes.

( Support )
Hello I would like to know if you guys have the engine belt for this RV . 2002 Itasca Suncruiser 35U GM Workhorse ( Noslen , 08/20/2016 )


        The W0000581 would be the correct belt for your coach.

( Alan )

Instruction on how to install

( Judy smitherman, 09/14/2015 )


In the pictures of this product it shows the belt routing, however, if you want detailed description on replacement you will want to download the Engine Service Manual for the appropriate year and model of your chassis. You can find those manuals by clicking here: Workhorse Service Manuals

( Support )

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 The state of California requires that this warning be posted for people purchasing products that reside in California.

WARNING: Products may contain one or more chemicals known in the State of California to cause cancer and/or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov

VIN Verification Service Item

This product allows for a VIN verification service.

  • This is a service that we provide free of charge when a part is purchased.
  • When you provide your VIN below we will personally verify your part selection by your VIN before shipment of your order.
  • This helps ensure that this is the correct part for your vehicle.
  • This is not an automatic VIN check, it is done by a parts specialist once order is placed.
  • We can only VIN verify vehicles back to model year 1996, if older we can help but can't guarantee fitment.
  • If you would like to have your part selection verified before purchase please call or email us.

Shipping Insurance Notice

NOTICE: For orders outside of United States

If you are placing an order to ship outside the United States, Shipping Insurance will be required and added automatically at checkout.


  • $88.17
  • $65.31

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