HomeBelts and Cooling > Brackets, Flanges and HangersGates CO34942 Engine Coolant Hose Flange
Part #: CO34942

Gates CO34942 Engine Coolant Hose Flange

Coolant Outlet
17 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Coolant Outlet
Fitment: Toyota, Corolla, Corolla iM, and Matrix
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Coolant Outlet Flange for Toyota Applications

The Gates Coolant Outlet CO34942 is an engine coolant hose flange built for select Toyota cooling system repairs. It is a plastic coolant outlet with a hose connector design and OE-style fitment for Corolla, Corolla iM, and Matrix applications that use a bypass hose coolant outlet.

Gates Coolant Outlet components are part of a focused product line that covers water outlets through complete thermostat housing assemblies. The goal is straightforward replacement fitment and long service life without relying on unnecessary complexity.

Key Features

  • Brand: Gates Coolant Outlet
  • Part number: CO34942
  • Engine coolant hose flange / hose connector
  • Plastic construction
  • Two-bolt mounting design
  • OE-style replacement for select Toyota cooling systems
  • Designed for bypass hose coolant outlet applications

Detailed Description

Gates CO34942 is an engine coolant hose flange engineered for direct replacement in cooling system service. It is specified with a plastic body, two bolt holes, and hose connector outlet dimensions that match the original-style layout used on the listed Toyota vehicles. This part is intended for drivers and technicians replacing a worn, cracked, or leaking coolant outlet on a Toyota Corolla, Toyota Corolla iM, or Toyota Matrix.

This part cross-references Dorman OE Solutions 902-924HP for the same application. If you are searching for a Toyota Corolla coolant outlet flange, Toyota Matrix coolant hose connector, or a Toyota Corolla iM bypass hose coolant outlet, CO34942 is the relevant part number to verify against your vehicle.

What It Helps Address

  • Coolant leaks at the outlet flange
  • Cracked or heat-aged plastic coolant housing
  • Loose hose connection at the bypass hose outlet
  • Cooling system service issues tied to a damaged hose connector
  • Fitment problems from an incorrect aftermarket coolant outlet

Installation Notes and Tips

Verify the vehicle’s original outlet style, hose routing, and bolt-hole layout before installation. Confirm the part number CO34942 against the existing coolant outlet on 2009-2018 Toyota Corolla, 2017-2018 Toyota Corolla iM, and 2009-2013 Toyota Matrix models with bypass hose coolant outlet configuration. Inspect the mating surfaces, hose condition, and surrounding cooling system components during service.

  • Fits 2009-2018 Toyota Corolla, N/A, W/Bypass Hose; Coolant Outlet
  • Fits 2017-2018 Toyota Corolla iM, N/A, W/Bypass Hose; Coolant Outlet
  • Fits 2009-2013 Toyota Matrix, N/A, W/Bypass Hose; Coolant Outlet

Quality Assurance

Gates designs its coolant outlet line to match original fit and performance expectations while addressing common aftermarket material and design concerns. CO34942 is built as a direct-fit replacement for the listed Toyota applications and is backed by Gates’ cooling system product engineering standards.

BrandGates
Part NumberCO34942
PositionCoolant Outlet
MaterialPlastic
Outlet Outside Diameter.4
Outlet Outside Diameter1.32
Bolt Hole Quantity2
TypeCoolant hose flange
Gasket Quantity0
Outlet Inside Diameter.27
Outlet Inside Diameter1.09
98410
9848No
By-Pass HolesNo
ContentsHose connector
Number of Bolt Holes2
Number of Gaskets0
Number of Seals0
OE ExactNo
Outlet Inside Diameter 1 (in)1.09
Outlet Inside Diameter 2 (in)1.09
Outlet Inside Diameter 3 (in).27
Outlet Outside Diameter 1 (in)1.32
Outlet Outside Diameter 2 (in)1.32
Outlet Outside Diameter 3 (in).4
TypeHose connector

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2018ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2018ToyotaCorolla iM1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2017ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2017ToyotaCorolla iM1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2016ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2015ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2014ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2013ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2013ToyotaMatrix1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2012ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2012ToyotaMatrix1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2011ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2011ToyotaMatrix1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2010ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2010ToyotaMatrix1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2009ToyotaCorolla1.8LL4GASN/AW/Bypass Hose; Coolant Outlet
2009ToyotaMatrix1.8LL4GASN/AW/Bypass Hose; Coolant Outlet

* 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:

16577-22H011657722H02902-924HP

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