Dayco Radiator Coolant Hose P/N:70539
Dayco 71873 lower radiator coolant hose for the 1992-1996 Ford F-150 6-cylinder 4.9L and other vehicles carries coolant between the radiator and the engine. This Dayco radiator coolant hose sits on the lower side of the cooling system, where coolant leaves the radiator and heads back to the engine.
A lower hose that is cracked, swollen, soft or wet at the ends can leak coolant and lead to overheating. With the engine off and fully cool, look the hose over and find where the coolant is actually escaping before you replace anything, since a loose clamp or another cooling part can leave the same marks.
Vehicles it fits include the 1992-1996 Ford F-250 6-cylinder 4.9L and the 1992 Ford Bronco 6-cylinder 4.9L, plus other Ford models. The 1992-1996 Ford F-150 6-cylinder 4.9L takes one hose. To see whether your own year and engine are covered, look them up in the "Vehicles it fits" section.
Fit and size
Build and materials
One lower radiator coolant hose. A protective sleeve and a heat shield are not included.
Interchange: 22042M · 20609 · KM1523 · KM2417 · KM2979 · 7370
This part cross-references / interchanges with the following part numbers:
Does the Dayco 71873 lower radiator coolant hose fit the 1992-1996 Ford F-250 6-cylinder 4.9L?
Yes. Dayco 71873 fits the 1992-1996 Ford F-250 6-cylinder 4.9L with one hose per truck, and you can look up other years and engines in the "Vehicles it fits" section.
Does this Dayco lower radiator coolant hose come with a protective sleeve or heat shield?
No. This listing is one lower radiator coolant hose with no protective sleeve and no heat shield.
Is this Dayco coolant hose made of EPDM?
Yes. Dayco 71873 is listed as EPDM, with a single I.D. design and a trunk height of 13 1/2 in.
Which SAE specifications is this lower radiator coolant hose built to?
It is built to SAE J20R4 Class D-1 and SAE J1684 Type EC.
Is Dayco 71873 an interchange for the KM2417 hose?
Yes. KM2417 is one of the numbers this Dayco 71873 lower radiator coolant hose replaces. The other cross-reference numbers are on the Interchange line.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.