HomeBelts and Cooling > Hoses and PipesGates 51505 Radiator Coolant Hose - Upper
Part #: 51505

Gates 51505 Radiator Coolant Hose - Upper

Molded Coolant Hose, Upper
13 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Molded Coolant Hose, Upper
Fitment: Audi, Q5 and SQ5
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Gates Molded Coolant Hose 51505

The Gates Molded Coolant Hose 51505 is designed specifically for Audi Q5 and SQ5 models, providing reliable radiator coolant flow. Constructed from durable EPDM, plastic, and steel materials, this molded hose ensures consistent performance under demanding engine conditions.

  • Compatible with Audi Q5 and SQ5 models
  • Constructed from EPDM, plastic, and steel for durability
  • Molded design with 2 female quick connectors
  • Centerline length of 16.5 inches (419 mm)
  • End inside diameters of 1.5 inches (38 mm)
  • Modular hose with 2 quick connect fittings for easy installation

Detailed Product Description

The Gates Molded Coolant Hose 51505 belongs to the Molded Coolant Hose product line, which focuses on precision-engineered hoses tailored to specific vehicle applications. This hose features a molded construction that integrates two female quick connectors, facilitating a secure and leak-resistant connection within the cooling system. The hose is made from EPDM rubber, plastic, and steel components, providing resistance to heat, pressure, and coolant chemicals. With a centerline length of 16.5 inches (419 mm) and consistent inside diameters of 1.5 inches (38 mm) at both ends, it ensures proper coolant flow and fitment for Audi Q5 and SQ5 vehicles.

Applications and Problem Solving

  • Replaces worn or cracked radiator coolant hoses in Audi Q5 and SQ5
  • Prevents coolant leaks caused by hose degradation or poor connections
  • Maintains optimal engine temperature by ensuring proper coolant circulation
  • Addresses issues related to hose swelling or collapse under pressure
  • Facilitates quick and secure hose replacement with modular quick connect fittings

Installation Notes and Tips

  • Ensure compatibility with Audi Q5 or SQ5 before installation
  • Inspect quick connectors for secure fit and proper locking
  • Verify hose routing matches original equipment to avoid kinks or stress
  • Use appropriate coolant type recommended by the vehicle manufacturer
  • Check for leaks after installation and during initial engine operation

Quality Assurance and Warranty

Gates Molded Coolant Hose 51505 is manufactured to meet OEM specifications for fit, form, and function. The use of EPDM, plastic, and steel materials ensures durability and resistance to typical coolant system conditions. While specific warranty details are not provided, Gates products generally adhere to industry standards for quality and reliability, supporting long-term vehicle performance.

BrandGates
Part Number51505
PositionMolded Coolant Hose, Upper
2
Yes
Branch Quantity0
Centerline Length16.5
Centerline Length419
Contains SpringNo
End 1 Inside Diameter1.5
End 1 Inside Diameter38
End 2 Inside Diameter1.5
End 2 Inside Diameter38
MaterialEPDM, Plastic, Steel
Modular Components2 Female Quick Connectors
Modular HoseYes
MoldedYes
Number of Quick Connect Fittings2

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2017AudiQ53.0LV6GASUpperMolded Coolant Hose
2017AudiSQ53.0LV6GASUpperMolded Coolant Hose
2016AudiQ53.0LV6GASUpperMolded Coolant Hose
2016AudiSQ53.0LV6GASUpperMolded Coolant Hose
2015AudiQ53.0LV6GASUpperMolded Coolant Hose
2015AudiSQ53.0LV6GASUpperMolded Coolant Hose
2014AudiQ53.0LV6GASUpperMolded Coolant Hose
2014AudiSQ53.0LV6GASUpperMolded Coolant Hose
2013AudiQ53.0LV6GASUpperMolded Coolant Hose
2012AudiQ53.2LV6GASUpperMolded Coolant Hose
2011AudiQ53.2LV6GASUpperMolded Coolant Hose
2010AudiQ53.2LV6GASUpperMolded Coolant Hose
2009AudiQ53.2LV6GASUpperMolded Coolant Hose

* 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:

20816S51505731218R0121101CR25731

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