Gates 51563 Radiator Coolant Hose - Upper
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Gates
 Molded Coolant Hose

Gates 51563 Radiator Coolant Hose - Upper

Brand Gates 51563
Position Upper
Material Epdm
End 1 Inside Diameter 1.25
End 1 Inside Diameter 32
End 2 Inside Diameter 1.25
End 2 Inside Diameter 32
Contains Spring No
Centerline Length 18.36
Centerline Length 466
Branch Quantity 0
9839 Yes
9845 0
Modular Hose No
Molded Yes
Number of Quick Connect Fittings 0
Product line Molded Coolant Hose
Fits Scion and Toyota · 11 vehicles

OEM-quality specifications. Built as a molded coolant hose for dependable replacement fit.

EPDM construction. Resists heat and coolant exposure for long service life.

Molded design. Helps route coolant smoothly through the system.

Cross-references Gates 51563, 16571WB002 and 23011M for the same application. See all 3.

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Upper Radiator Coolant Hose for Toyota and Scion

Gates 51563 is a molded upper radiator coolant hose built to OE-quality specifications for select Toyota and Scion applications. It is formed from EPDM and shaped for the correct routing and fit needed in the cooling system.

Compatible with 2017-2020 Toyota Yaris, upper; 2017-2020 Toyota Yaris R, upper; 2017-2018 Toyota Yaris iA, upper; and 2016 Scion iA, upper.

Key Features

  • Brand: Gates Molded Coolant Hose
  • Part number: 51563
  • Material: EPDM for coolant-system use
  • Molded hose construction for proper routing
  • End 1 inside diameter: 1.25 in. (32 mm)
  • End 2 inside diameter: 1.25 in. (32 mm)
  • Centerline length: 18.36 in. (466 mm)
  • No spring and no quick-connect fittings

Product Details

Gates molded coolant hoses are made for upper, lower, bypass, heater, and other coolant applications, with dimensions and shape matched to OEM-style replacement needs. The Gates 51563 upper radiator coolant hose is part of the Molded Coolant Hose line, which covers a wide range of replacement cooling-system applications for Toyota Yaris, Toyota Yaris R, Toyota Yaris iA, and Scion iA models.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Cooling Issues It May Address

  • Cracked or split upper radiator hose
  • Coolant leaks at the hose body or ends
  • Softening, swelling, or heat-related hose deterioration
  • Incorrect hose routing after a previous replacement
  • Restricted coolant flow caused by a damaged hose

Installation Notes and Tips

Verify the hose routing, end diameters, and centerline length before installation. Drain coolant as needed, inspect the mating necks and clamps, and replace any worn clamps or damaged sealing surfaces during service. Confirm upper-hose placement against the vehicle’s cooling layout before final assembly.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for direct replacement use in the listed applications. The molded design and EPDM construction support consistent fitment for the specified Toyota and Scion models.

Related reading

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2020ToyotaYaris—1.5LL4GASUpperMolded Coolant Hose
2020ToyotaYaris R—1.5LL4GASUpperMolded Coolant Hose
2019ToyotaYaris—1.5LL4GASUpperMolded Coolant Hose
2019ToyotaYaris R—1.5LL4GASUpperMolded Coolant Hose
2018ToyotaYarisSedan1.5LL4GASUpperMolded Coolant Hose
2018ToyotaYaris iASedan1.5LL4GASUpperMolded Coolant Hose
2018ToyotaYaris RSedan1.5LL4GASUpperMolded Coolant Hose
2017ToyotaYarisSedan1.5LL4GASUpperMolded Coolant Hose
2017ToyotaYaris iASedan1.5LL4GASUpperMolded Coolant Hose
2017ToyotaYaris RSedan1.5LL4GASUpperMolded Coolant Hose
2016ScioniA—1.5LL4GASUpperMolded Coolant Hose
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — 5156316571WB00223011M