CONTITECH 66045 lower radiator coolant hose for the 2003-2009 Chevrolet C4500 Kodiak V8 8.1L and other vehicles carries glycol-based coolant through the cooling system. The fitment calls for one lower hose per vehicle.
- EPDM tube and cover with synthetic reinforcement
- Meets or exceeds SAE 20R4EC Class D1 specifications
- Construction resists wear and tear
Quick facts
- Part: CONTITECH 66045 radiator coolant hose
- Fits: 2003-2009 Chevrolet C4500 Kodiak V8 8.1L and other vehicles
- Position: Lower
- Material: EPDM tube and cover with synthetic reinforcement
- Condition: New
A leaking, cracked or swollen lower hose can mean this hose has reached the end of its life. A loose clamp, or a leaking thermostat housing, radiator or water pump, can be behind coolant loss too, so find the cause before buying a hose. Inspect the hose only with the engine off and cool.
Fits
The vehicles it fits include the 2003-2009 Chevrolet C5500 Kodiak V8 8.1L and the 2003-2009 Chevrolet C6500 Kodiak V8 8.1L. The exact OEM configuration gives a direct fit on these vehicles.
Specifications
Fit and size
- Position: Lower
- Quantity per vehicle: 1
- Length: 26.250 in
- Inside diameter: 1.750 in at both ends
Build and materials
- Construction: EPDM tube and cover with synthetic reinforcement
- Standard: SAE 20R4EC Class D1
- Condition: New
- Country of origin: Mexico
Interchange: 26438X · E91330 · 22770 · 15797902
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
26438X, E91330, 22770, 15797902
Frequently Asked Questions
Does the CONTITECH 66045 lower radiator coolant hose fit a 2003-2009 Chevrolet C6500 Kodiak V8 8.1L?
Yes, CONTITECH 66045 fits the 2003-2009 Chevrolet C6500 Kodiak V8 8.1L. For any other truck, look for your year and engine in the "Vehicles it fits" section on this page.
What inside diameter and length does the 66045 lower coolant hose have?
CONTITECH 66045 has a 1.750 in inside diameter at both ends and a length of 26.250 in. Compare these numbers with your old hose.
What is this lower coolant hose made of?
The tube and cover are EPDM with a synthetic reinforcement, and the hose meets or exceeds SAE 20R4EC Class D1 specifications. It is made to carry glycol-based coolant.
What signs can show a lower radiator hose is wearing out?
Coolant seepage at the ends, cracks, or a hose that feels soft or swollen when the engine is cool can all be signs. A shop can pressure-test the cooling system.
Is CONTITECH 66045 a replacement for 22770?
Yes, 22770 is on the Interchange line for CONTITECH 66045, along with 26438X, E91330 and 15797902. Each of these numbers refers to a hose this part replaces.
