Gates 21655 Radiator Coolant Hose - Lower
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Gates
 Molded Coolant Hose

Gates 21655 Radiator Coolant Hose - Lower

Brand Gates 21655
Position Lower
0
Yes
Branch Quantity 0
Centerline Length 20.3
Centerline Length 516
Contains Spring No
End 1 Inside Diameter 1.44
End 1 Inside Diameter 37
End 2 Inside Diameter 1.62
End 2 Inside Diameter 41
Material EPDM
Modular Hose No
Molded Yes
Number of Quick Connect Fittings 0
Product line Molded Coolant Hose
Fits Mercedes-Benz · 18 vehicles

OEM-quality specifications. Built for dependable coolant hose replacement.

Molded EPDM construction. Resists heat and coolant exposure in demanding systems.

Molded hose design fits a wide range of coolant applications.

Cross-references Dayco 71402, FEL-PRO 61506 and Gates 21655 for the same application. See all 10.

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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Radiator Coolant Hose options

Gates 21655 Molded Coolant Hose

The Gates 21655 molded coolant hose is a direct-fit radiator coolant hose for select Mercedes-Benz applications. Built from EPDM and formed to OEM-quality specifications, it supports lower coolant routing where a molded shape is required for proper fit and clearance.

Key Features

  • EPDM construction for coolant-system durability
  • Molded hose profile for accurate routing and fit
  • End inside diameters: 1.44 in. (37 mm) and 1.62 in. (41 mm)
  • Centerline length: 20.3 in. (516 mm)
  • No spring and no quick-connect fittings
  • Lower radiator coolant hose application

Product Details

Gates Molded Coolant Hose 21655 is part of the Gates Molded Coolant Hose line, which covers upper, lower, bypass, heater, and other coolant applications with OEM-quality specifications. This hose is shaped for the lower coolant path and is built to match the routing needs of the vehicle cooling system, helping maintain a proper replacement fit on Mercedes-Benz 420SEL, 560SEC, and 560SEL models.

This part cross-references Dayco 71402 for the same application.

What It Helps Fix

  • Cracked or split lower radiator hose
  • Coolant leaks at the hose body
  • Collapsed or softened hose material
  • Poor hose routing after a failed replacement
  • Cooling-system service on aging Mercedes-Benz 420SEL, 560SEC, and 560SEL vehicles

Installation Notes

Fits 1986-1991 Mercedes-Benz 420SEL, lower. Fits 1986-1991 Mercedes-Benz 560SEC, lower. Fits 1986-1991 Mercedes-Benz 560SEL, lower. Verify hose routing, end diameters, and centerline length before installation to confirm the replacement matches the original lower hose path.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for radiator hose replacement applications. The molded construction and EPDM material support consistent fitment and cooling-system service on the listed Mercedes-Benz models.

Related reading

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
1991Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1991Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1991Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
1990Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1990Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1990Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
1989Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1989Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1989Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
1988Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1988Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1988Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
1987Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1987Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1987Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
1986Mercedes-Benz420SEL4.2LV8GASLowerMolded Coolant Hose
1986Mercedes-Benz560SEC5.6LV8GASLowerMolded Coolant Hose
1986Mercedes-Benz560SEL5.6LV8GASLowerMolded Coolant Hose
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 71402FEL-PRO — 61506Gates — 21655URO — 1265014682837122218M41506C71402KM-2258MH-4655