Gates Engine Water Pump P/N:42227HD

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$201.99
MPN: 42227HD
UPC: 770075796305
Item Package Quantity: 1
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Gates Engine Water Pump P/N:42227HD
Gates Engine Water Pump P/N:42227HD
$201.99

Keep coolant circulating and engine temperatures in check with the Gates Heavy-Duty Engine Water Pump 42227HD. It installs as a direct-fit replacement for a range of medium-duty trucks, including the 2004 GMC W4500 Forward (L4-4.8L), 2008-2009 Chevrolet W3500 Tiltmaster, 2005-2010 Chevrolet W5500 Tiltmaster, and 2005-2009 Isuzu NQR (L4-5.2L). See the Buyer's Guide tab for the full list of 21 applications.

Built for the demands of medium-duty trucks, this pump drives coolant through the engine and radiator to help maintain proper operating temperature under load.

  • Premium alloy construction: made with premium alloy materials and given a 100% functional test of seals and bearings plus a 100% leakage test on both the casting and the assembled pump.
  • Unitized bearings and seals: 100% fully tested unitized bearings and seals for worry-free operation.
  • Computer-machined surfaces: machined for proper fit and sealing.
  • Warranty & standards: backed by an 18-month or 150,000-mile/5,400-hour warranty, whichever comes first; new pumps manufactured to ISO/TS 16949 standards.

Signs the original pump may need replacing include coolant seepage from the weep hole, overheating, or a whining/growling bearing noise. Diagnose the cause of any cooling-system issue before replacing. Country of origin: China. Manufacturer part number 42227HD.

This part cross-references / interchanges with the following part numbers:

WPG027, 140-1560, 8973634780, 42227HD, 942227HD

Frequently Asked Questions

What vehicles does the Gates 42227HD water pump fit?

It's a direct-fit replacement for listed Chevrolet Tiltmaster and GMC Forward W3500/W4500/W5500/W5500HD trucks plus Isuzu NPR, NPR-HD, NQR and NRR models with the L4-4.8L or L4-5.2L engine. See the Buyer's Guide tab for all 21 applications.

What does an engine water pump do?

It circulates coolant through the engine and radiator to help maintain proper operating temperature. If a failed pump is the cause of overheating or a coolant leak, this replaces it.

What are signs this water pump may need replacing?

Common signs include coolant seepage from the weep hole, engine overheating, or a whining or growling bearing noise. Diagnose the cooling system to confirm the pump is the cause before replacing.

What warranty does this pump carry?

It is backed by an 18-month or 150,000-mile/5,400-hour warranty, whichever comes first. New pumps are manufactured to ISO/TS 16949 standards.

What does the HD in the part number mean?

Gates heavy-duty water pumps are represented by a part number with an HD suffix. This pump is designed to handle severe and rigorous operating conditions.