Gates
Molded Coolant Hose

Gates 24606 Radiator Coolant Hose - Lower

Brand Gates 24606
Position Lower
2
Yes
Branch Quantity 0
Centerline Length 21
Centerline Length 533
Contains Spring No
End 1 Inside Diameter 1.5
End 1 Inside Diameter 38
End 2 Inside Diameter 1.5
End 2 Inside Diameter 38
Material EPDM, Plastic, Steel
Modular Components 2 Female Quick Connectors, Sensor
Modular Hose Yes
Molded Yes
Number of Quick Connect Fittings 2
Product line Molded Coolant Hose
Fits BMW · 4 vehicles

Molded coolant hose. Shaped for a precise fit and cleaner routing.

OE-style modular design. Includes integrated components found in original assemblies.

EPDM construction. Combines plastic and steel for durable coolant service.

Cross-references Dayco 72805, Genuine 17127514405 and Rein CHR0478 for the same application. See all 7.

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Step 2 — Quantity
Order total $48.66
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Free returns within 60 days if it doesn't fit when fitment is verified.

BMW Z4 Lower Coolant Hose

Gates 24606 is a molded radiator coolant hose built for specific vehicle applications and shaped to match the routing required in the cooling system. It is a direct-fit style replacement for the lower hose on the 2003 BMW Z4 and the 2004 BMW Z4, Mar. 2004 & older.

Key Features

  • Fits 2003 BMW Z4, lower
  • Fits 2004 BMW Z4, lower, Mar. 2004 & older
  • Molded coolant hose construction for application-specific routing
  • Made from EPDM, plastic, and steel for cooling-system use
  • Includes two female quick connectors and an integrated sensor connection
  • Centerline length: 21 in. (533 mm)
  • End inside diameter: 1.5 in. (38 mm) at both ends

Product Details

This Gates Molded Coolant Hose line is engineered for vehicles that require OE-style hose geometry and integrated components. Part number 24606 follows the original routing and connection style used on the BMW Z4 lower radiator hose application, helping maintain proper coolant flow and secure attachment points in the cooling circuit. This part cross-references Dayco 72805 for the same application.

Common Cooling System Issues It Can Address

  • Cracked or deteriorated lower radiator hose material
  • Coolant leaks at quick-connect or sensor connection points
  • Improper hose fitment from a non-molded replacement
  • Restricted coolant flow caused by a damaged hose assembly
  • Cooling-system service needs on BMW Z4 lower hose applications

Installation Notes

Verify the vehicle build date before ordering for the 2004 BMW Z4, since this hose applies to Mar. 2004 & older vehicles. Confirm connector style, hose routing, and sensor interface against the original part before installation. Inspect adjoining cooling-system components for wear, contamination, or damage before reassembly. Gates 24606 is a molded modular coolant hose assembly with OE-style integrated features for the specified BMW Z4 applications.

Quality Assurance

Gates is a recognized aftermarket supplier in modular coolant hose assemblies, and this molded hose is manufactured to application-specific specifications with integrated OE-style components for the listed BMW Z4 fitments.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2004BMWZ42.5LL6GASLowerMar. 2004 & Older; Molded Coolant Hose
2004BMWZ43.0LL6GASLowerMar. 2004 & Older; Molded Coolant Hose
2003BMWZ42.5LL6GASLowerMolded Coolant Hose
2003BMWZ43.0LL6GASLowerMolded Coolant Hose
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 72805Genuine — 17127514405Rein — CHR0478SKF — 1725724735LE72805R19271