HomeBelts and Cooling > Thermostat and HousingFour Seasons 85921 Engine Coolant Water Outlet Tube
Part #: 85921

Four Seasons 85921 Engine Coolant Water Outlet Tube

Coolant Tube
⚙️ 12 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Coolant Tube
🚗Fitment: Chevrolet and GMC, S10 and Sonoma
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Water Outlet Tube for Chevrolet S10 and GMC Sonoma

The Four Seasons Coolant Tube 85921 is engineered to provide a durable and efficient coolant flow solution for Chevrolet S10 and GMC Sonoma models. Designed with quality materials and precise specifications, this engine coolant water outlet tube ensures proper engine temperature regulation.

Key Features of Four Seasons Coolant Tube 85921

  • Constructed from aluminum and steel for strength and corrosion resistance
  • Includes a gasket or seal for a secure, leak-free installation
  • Features 4 mounting holes for stable attachment
  • Equipped with three outlets, each with a hose barb attachment type
  • Outlet 1 has an outside diameter of 5.000 inches and a connection sleeve length of 1.250 inches
  • Meets or exceeds OEM specifications for reliable performance
  • Designed without a thermostat for compatibility with specific cooling systems

About the Four Seasons Coolant Tube Product Line

The Four Seasons Coolant Tube line focuses on engine coolant components that maintain optimal engine temperature and fluid flow. This product line is designed to meet or exceed original equipment manufacturer standards, providing dependable replacement parts for cooling system maintenance and repair. The Coolant Tube 85921 is part of this line, offering a precise fit and durable construction for Chevrolet and GMC vehicles.

Detailed Product Description

The Four Seasons Coolant Tube 85921 is an engine coolant water outlet tube crafted from a combination of aluminum and steel, ensuring durability and resistance to corrosion. It includes a gasket or seal to prevent leaks and features four mounting holes for secure installation. The tube has three outlets, with the primary outlet measuring 5.000 inches in outside diameter and a connection sleeve length of 1.250 inches, designed with hose barb attachments for reliable hose connections. This part is compatible with Chevrolet S10 and GMC Sonoma models and is designed without a thermostat, making it suitable for cooling systems that require separate thermostat components.

Common Applications and Issues Addressed

  • Replacement of damaged or corroded coolant tubes in Chevrolet S10 and GMC Sonoma
  • Resolving coolant leaks caused by worn or cracked water outlet tubes
  • Maintaining proper coolant flow to prevent engine overheating
  • Ensuring secure hose connections with hose barb outlets
  • Supporting cooling system repairs without the need for thermostat integration

Installation Notes and Tips

  • Mounting hardware is not included; use OEM or compatible fasteners for installation
  • Ensure the gasket or seal is properly seated to prevent coolant leaks
  • Inspect hoses for wear and replace if necessary when installing the coolant tube
  • Verify compatibility with your vehicle’s cooling system, especially regarding thermostat presence
  • Tighten mounting bolts evenly to avoid warping or damage to the tube

Quality Assurance and Warranty

The Four Seasons Coolant Tube 85921 meets or exceeds OEM standards, ensuring reliable performance and durability. While specific warranty details are not provided, Four Seasons products typically undergo rigorous quality control to maintain consistency and fitment accuracy for Chevrolet S10 and GMC Sonoma vehicles.

BrandFour Seasons
Part Number85921
PositionCoolant Tube
Connection Sleeve Length1.250
DescriptionEngine Coolant Components
Gasket Or Seal IncludedIncluded
MaterialAluminum / Steel
Meets / Exceeds OEM?Yes
Mounting Hardware IncludedNot Included
Mounting Hole Quantity4
Outlet 1 Attachment TypeHose Barb
Outlet 1 Outside Diameter5.000
Outlet Quantity3
Stylew/o Thermostat
TypeCoolant Tube

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003ChevroletS102.2LL4N/ACoolant Tube
2003GMCSonoma2.2LL4N/ACoolant Tube
2002ChevroletS102.2LL4N/ACoolant Tube
2002GMCSonoma2.2LL4N/ACoolant Tube
2001ChevroletS102.2LL4N/ACoolant Tube
2001GMCSonoma2.2LL4N/ACoolant Tube
2000ChevroletS102.2LL4N/ACoolant Tube
2000GMCSonoma2.2LL4N/ACoolant Tube
1999ChevroletS102.2LL4N/ACoolant Tube
1999GMCSonoma2.2LL4N/ACoolant Tube
1998ChevroletS102.2LL4N/ACoolant Tube
1998GMCSonoma2.2LL4N/ACoolant Tube

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12563996245765356052089815739819597685921902103CH2003W98451

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.