Dayco 70921 radiator coolant hose for the 2002-2008 International 4300LP and other vehicles carries engine coolant to and from the radiator. This Dayco radiator coolant hose is a single I.D. hose for the upper and lower runs between the engine, the pipe and the radiator.
- Made of EPDM
- 2 17/32 in outside diameter at end 1
- Built to SAE J20R4 Class D-1 and SAE J1684 Type EC
Quick facts
- Part: Dayco 70921 radiator coolant hose
- Fits: 2002-2008 International 4300LP and other vehicles
- Position: Upper, lower, upper - pipe to radiator, upper - engine to radiator, upper - pipe to engine, lower - pipe to engine
- Material: EPDM
- Condition: New
Coolant seepage, cracks, a swollen hose or an engine that runs hot can mean this hose is worn, though a stuck thermostat or a weak radiator cap can also be behind overheating, so find the real cause first.
Fits
This radiator coolant hose fits the 2002-2008 International 4300LP and the 2002-2008 International 4300, with one hose per truck. Many other vehicles are covered too, so enter your own year, make and model in the "Vehicles it fits" section to see whether yours is included.
Specifications
Fit and size
- Position: upper, lower, upper - pipe to radiator, upper - engine to radiator, upper - pipe to engine, lower - pipe to engine
- Quantity per vehicle: 1
- End 1 outside diameter: 2 17/32 in
- Trunk height: 22 1/2 in
Build and materials
- Hose type: single I.D. hose
- Material: EPDM
- SAE specification: SAE J20R4 Class D-1, SAE J1684 Type EC
- Protective sleeve: not included
- Heat shield: not included
- Condition: new
Interchange: 22095M · 24006L · 26017X · 26107X · 20401 · 20731 · 20957 · 21418 · 60845 · 66707 · KM110 · 7224 · 7496 · 7694 · 8115 · MR219 · MR222
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
Is the Dayco 70921 radiator coolant hose right for the 2002-2008 International 4300?
Yes. Dayco 70921 is listed for the 2002-2008 International 4300 and the 2002-2008 International 4300LP, at one hose per truck.
Is this Dayco coolant hose made of EPDM?
Yes. Dayco 70921 is an EPDM single I.D. hose built to SAE J20R4 Class D-1 and SAE J1684 Type EC.
What is the outside diameter and trunk height of this radiator coolant hose?
The end 1 outside diameter of this radiator coolant hose is 2 17/32 in, and its trunk height is 22 1/2 in.
What does a worn Dayco 70921 hose look like?
Look with the engine off and cool for cracks, a swollen or hardened hose, or damp coolant residue at the ends. A shop can pressure test the cooling system if you are unsure.
Does this hose come with a protective sleeve or heat shield?
No. This radiator coolant hose has neither a protective sleeve nor a heat shield.
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