WH005231 - J71 UltraStop Park Brake Pump Assembly

SUPERSEDED - See description WH005231 - J71 UltraStop Park Brake Pump Assembly


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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# WH005231

  • This is an upgraded pump assembly that comes with new mounting bracket.
  • Includes upgraded pressure switches for the pump and the actuator.
  • These upgraded switches are required for pump warranty to be in effect, due to the history of early failure of the factory switches causing the pumps to "run on" from loss of fluid in the J71 systems.
  • This pump assembly carries a 3 year part replacement warranty!


  • This is a replacement park brake pump assembly for a 2004 Workhorse P32 Chassis w/ J71 auto apply park brake.
  • This is a superseded part for a discontinued pump assembly that directly replaces the W8005231, W8005232, W0005234, W8005231-US

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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

  • Views: 16116
  • Product Code: WH005231
  • Availability: SUPERSEDED - See description
  • $2,409.18
  • $1,784.58

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