Dayco 71992 Radiator Coolant Hose - Lower, Lower - Pipe To Engine or Lower - Pipe To Radiator
OE Quality 60-Day Returns
Dayco
 Curved Radiator Hose

Dayco 71992 Radiator Coolant Hose - Lower, Lower - Pipe To Engine or Lower - Pipe To Radiator

Brand Dayco 71992
Position Lower - Pipe To Radiator, Lower, and Lower - Pipe To Engine
Material Epdm
Color Black
End 1 Inside Diameter 1 15/32
End 2 Inside Diameter 1 25/32
Contains Heat Shield N
Contains Protective Sleeve N
Hose Type Dual i.d. hose
SAE Specification Sae j20r4 class d-1, sae j1684 type ec
Trunk Height 14
Product line Curved Radiator Hose
Fits Jeep and Toyota · 27 vehicles

Curved radiator hose. Dual I.D. design helps deliver a precise coolant connection.

EPDM construction. Resists heat and coolant exposure for dependable service.

SAE-spec compliant. Built to meet J20R4 Class D-1 and J1684 Type EC standards.

Cross-references ACDelco 20085S, ACDelco 22390M and CARQUEST 22485 for the same application. See all 13.

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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

Dayco Curved Radiator Hose 71992

Dayco 71992 is a curved radiator coolant hose built from EPDM for reliable coolant routing in select Toyota Land Cruiser and Jeep Grand Cherokee applications. Its dual I.D. design and SAE J20R4 Class D-1 / SAE J1684 Type EC compliance support proper fitment where the hose transitions between different connection sizes.

Use this Dayco Curved Radiator Hose when replacing a worn lower coolant hose on vehicles that require a formed, curved profile. The Dayco 71992 is listed for lower radiator hose positions and lower pipe-to-engine or lower pipe-to-radiator applications, depending on the vehicle.

Key Features

  • EPDM construction for coolant system service
  • Black finish for OE-style appearance
  • Dual I.D. hose with 1 15/32 in. end 1 inside diameter and 1 25/32 in. end 2 inside diameter
  • Curved radiator hose profile for routed lower hose applications
  • Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
  • Fits select Jeep Grand Cherokee and Toyota Land Cruiser applications
  • Dayco part number 71992 for catalog and cross-reference lookup

Product Details

Dayco’s Curved Radiator Hose line is focused on formed coolant hoses that match the routing and connection requirements of specific vehicles. This hose is engineered for lower radiator and lower engine coolant connections where a curved shape and dual inside diameters are required. For buyers searching for a lower radiator hose for 1999-2000 Jeep Grand Cherokee or a curved lower hose for Toyota Land Cruiser models, Dayco 71992 provides a direct replacement option.

This part cross-references ACDelco 20085S and Gates 20887 for the same application.

What It Helps Fix

  • Coolant leaks from cracked or aged lower radiator hoses
  • Softening, swelling, or collapse in an EPDM hose
  • Improper hose routing on curved lower hose applications
  • Fitment issues caused by mismatched hose diameters
  • Loss of coolant flow from a deteriorated radiator coolant hose

Installation Notes

  • Verify the vehicle’s year, make, model, and hose position before ordering.
  • Confirm the lower hose routing and both inside diameters match the original hose.
  • Inspect hose clamps, coolant condition, and mating necks before installation.
  • Check for clearance around the hose path after installation on Jeep Grand Cherokee and Toyota Land Cruiser applications.

Quality Assurance

Dayco 71992 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for radiator coolant hose service. It is listed for 1999-2000 Jeep Grand Cherokee, lower, and multiple Toyota Land Cruiser lower hose applications including 1966-1990 model years.

  • Fits 1999-2000 Jeep Grand Cherokee, Lower
  • Fits 1990 Toyota Land Cruiser, Lower - Pipe To Engine
  • Fits 1988-1989 Toyota Land Cruiser, Lower - Pipe To Engine
  • Fits 1981-1987 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1980 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1979 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1978 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1977 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1976 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1975 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1967-1974 Toyota Land Cruiser, Lower - Pipe To Radiator
  • Fits 1966 Toyota Land Cruiser, Lower - Pipe To Radiator

Related reading

This part fits 27 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2000JeepGrand Cherokee4.7LV8LowerCurved Radiator Hose
1999JeepGrand Cherokee4.7LV8LowerCurved Radiator Hose
1990ToyotaLand Cruiser——Lower - Pipe To EngineMfg. Before 1/90; Curved Radiator Hose
1989ToyotaLand Cruiser——Lower - Pipe To EngineCurved Radiator Hose
1988ToyotaLand Cruiser——Lower - Pipe To EngineCurved Radiator Hose
1987ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1986ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1985ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1984ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1983ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1982ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1981ToyotaLand Cruiser4.2LL6Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1980ToyotaLand Cruiser——Lower - Pipe To RadiatorCompatible with vehicles containing air conditioning.; Curved Radiator Hose
1979ToyotaLand Cruiser——Lower - Pipe To RadiatorFJ55; Curved Radiator Hose
1978ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1977ToyotaLand Cruiser——Lower - Pipe To Radiatorw/o A.C., FJ40; Curved Radiator Hose
1976ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1975ToyotaLand Cruiser——Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
1974ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1973ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1972ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1971ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1970ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1969ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1968ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1967ToyotaLand Cruiser——Lower - Pipe To RadiatorCurved Radiator Hose
1966ToyotaLand Cruiser——Lower - Pipe To RadiatorFits vehicles without air conditioning.; Curved Radiator Hose
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 20085SACDelco — 22390MCARQUEST — 22485Chrysler — 52079409Duralast — D71992Freshstart — 1298Gates — 20887Gates — 22485Goodyear — 62318Goodyear — 62320NAPA — 7614NAPA — 9118Toyota — 16571-61050