Gates 21972 lower radiator coolant hose for the 1992-1997 Isuzu Trooper V6 3.2L, the 1998-2002 Trooper V6 3.5L and other vehicles carries engine coolant between the engine and the radiator. This Gates radiator coolant hose is molded and sold one to a listing.
- Specially engineered materials resist collapse under vacuum
- Resists electrochemical degradation, the leading cause of hose failure
- Pre-shaped for fit and a tight seal
- EPDM tube, synthetic fiber knit reinforcement and a heat-, ozone- and chemical coolant-resistant EPDM cover
- Meets the requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
Quick facts
- Part: Gates 21972 radiator coolant hose
- Fits: the 1992-1997 Isuzu Trooper V6 3.2L, the 1998-2002 Trooper V6 3.5L and other vehicles
- Position: Lower
- Material: EPDM
- Condition: New
A cracked hose, or coolant stains at the ends, can mean it is time for a new one. Before you replace the hose, rule out a loose clamp or a leak elsewhere in the cooling system, since overheating and coolant loss have other possible causes.
Fits
The hose is listed for a wide range of Isuzu, Acura and Honda models, including the 1999-2001 Isuzu Vehicross V6 3.5L, the 1996-1997 Acura SLX V6 3.2L and the 1998-1999 SLX V6 3.5L. The lower position takes one hose.
Specifications
Fit and size
- Position: Lower
- Quantity per vehicle: 1
- Centerline length: 27.6 in (701 mm)
- Inside diameter, both ends: 1.5 in (38 mm)
Build and materials
- Material: EPDM
- Construction: molded, without a spring
- Temperature range: -40°F to +257°F (-40°C to +125°C)
- Condition: New
- Country of origin: United States
Installation notes
- Replace the hose clamps each time a new coolant hose is installed.
- Not for fuel or oil transfer applications.
Interchange: 14-2190-2 · KM-2901
26212X · 62049 · 71665 · 71745 · D71665 · E71745 · 8943751711 · 8943751712 · 8970729350 · C1972 · 8662
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
26212X, 14-2190-2, 21972, 62049, 71665, 71745, D71665, E71745, 8943751711, 8943751712, 8970729350, C1972, KM-2901, 8662
Frequently Asked Questions
Is the Gates lower radiator hose 21972 listed for the 1999-2001 Isuzu Vehicross V6 3.5L?
Yes, Gates 21972 is listed for the 1999-2001 Isuzu Vehicross V6 3.5L. If your car is not named on this page, find its year and engine in the "Vehicles it fits" section.
What is this Gates molded coolant hose made of?
The tube and the cover are EPDM, and the hose has a synthetic fiber knit reinforcement. Its temperature range is -40°F to +257°F (-40°C to +125°C).
How long is this Gates coolant hose and what size are its ends?
Gates 21972 has a centerline length of 27.6 in (701 mm). Both ends have a 1.5 in (38 mm) inside diameter.
How can I tell if a lower radiator coolant hose is going bad?
With the engine off and cool, look for swelling, soft spots or a collapsed section. A shop can pressure-test the system if you cannot see the source.
Should I replace the clamps when I install Gates 21972?
Yes. The hose clamps should be replaced each time a new coolant hose is installed, so plan on new clamps with Gates 21972.
