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12591312AF - Knock Sensor Asm

12591312AF - Knock Sensor Asm


Order Shipment Notice: 

Most orders are shipped within 24 hours from the order date. Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidays are processed on the next business day. Please see our shipping terms for more information.

Part# 12591312AF - Knock Sensor Asm



  • Brand New Knock Sensor Assembly for all 8.1L Engines in Workhorse Chassis.


  • All Workhorse Chassis Equipt with an 8.1L Engine


  • This item must be installed to a torque value of 15 lbs ft with dry threads or it will not function properly.

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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

VIN Verification Service Item

This product allows for a VIN verification service.

  • VIN part verificaion 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.
  • Views: 87041
  • Brand: Workhorse
  • Product Code: 12591312AF
  • Availability: 17
  • $148.31
  • $56.81

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