1 / 2Continental 66816 Molded Lower Radiator Hose
Continental 66816 is a molded lower radiator hose listed for transferring glycol-based coolant through a vehicle cooling system. Its fitment depends on the vehicle, so confirm the exact year, make and model before ordering.
At a glance
- Designed to transfer glycol-based coolant to and from the radiator and through other cooling-system components.
- The listing specifies SAE 20R4EC Class D1 and a -40F to 275F (-40C to 135C) operating range.
- Fitment is application-specific. The listing names several vehicle lines as examples, not a guarantee for every year or configuration.
Often bought together
Pros and cons
Pros
- Molded hose design is listed for lower-radiator coolant routing.
- Rubber construction and stated temperature range provide useful checks when matching a replacement hose.
- The listing provides an inside diameter and example vehicle applications to help narrow fitment.
Technical specifications
12 specifications| Brand | Continental |
|---|---|
| Model | 66816 |
| Type | Molded Radiator Hose |
| Listed length | 15 inches |
|---|---|
| Inside diameter | 1.44" inside diameter |
| Weight listed | 0.39 kg |
| Material listed | Rubber |
|---|---|
| Colour | Black |
| Electrochemical degradation | Resistant to electrochemical degredation (ECD) |
| Temperature range | Temperature range of -40F to 275F (-40C to 135C) |
|---|---|
| Coolant hose specification | Coolant hose meets or exceeds SAE 20R4EC Class D1 specifications |
| Example applications | Confirm this fits your year, make and model using the Amazonconfirmedfit stripe | Compatible with popular applications such as Chrysler Town & Country, Dodge Grand Caravan, Ram C/V and Volkswagen Routan |
|---|
What to know before buying
Listing details to confirm
Confirm compatibility for the exact year, make and model before purchase, as named vehicle lines do not establish fit for every variant. The listing spells electrochemical degradation as “degredation” in one feature and “Degradations” in the description, and uses ECD in the feature but ECR in the description, so the resistance terminology is inconsistent.
What’s in the box
Included- Molded radiator hose
Who is it for?
A good fit for
- Vehicle owners or repairers replacing a lower radiator hose after confirming the part matches the specific vehicle application.
- Buyers looking for a molded rubber hose with a stated coolant-hose specification and temperature range.
Less suited to
- Buyers who need a universal hose or have not confirmed the hose's vehicle fitment and dimensions.

Customer reviews on Amazon
- 5 stars
83% 83% - 4 stars
13% 13% - 3 stars
4% 4% - 2 stars
0% 0% - 1 star
0% 0%
The supplied aggregate ratings skew strongly positive, with most ratings in the five-star category and a smaller share in four- and three-star categories. With no written customer feedback supplied, those ratings do not identify specific strengths or concerns. Fitment remains the key practical consideration for a vehicle-specific replacement hose.
Frequently asked questions
Will this hose fit my vehicle?
The listing names Chrysler Town & Country, Dodge Grand Caravan, Ram C/V and Volkswagen Routan among popular applications, but you should confirm fit for your exact year, make and model.
What are the listed hose dimensions?
The listing gives a length of 15 inches and an inside diameter of 1.44". Match these details with your vehicle's requirements.
What coolant hose specifications are stated?
The listing says the hose meets or exceeds SAE 20R4EC Class D1 and gives a temperature range of -40F to 275F (-40C to 135C).
Alternative options

Continental 62261 Molded Lower Radiator Hose
$34.71

Continental 60991 Molded Radiator Hose
$23.06

Continental 66429 Molded Radiator Hose
$29.27

Continental Elite 62128 Molded Radiator Hose
$27.29

ACDelco Gold 26354X Molded Lower Radiator Hose
$60.44

EVIL ENERGY 3/8" Heater Hose Coolant Radiator Straight 100PSI SAE 20R3 5FT Black
$26.08

EVIL ENERGY 5/8" Heater Hose 5FT Coolant Radiator Hose with 5PCS Clamps Straight 100PSI SAE 20R3 Black
$27.99

ID 3 inch Straight Silicone Hose Coupler 4-Ply for Intercooler Turbo Hose | 3in(76mm)ID*12in Leg,with 2 T-Bolt Clamps,4-Ply 5mm Wall thickness,Rated:-140F-428F,Burst 2MPa,for Coolant Tube & Air Intake
$28.99

iRKY 48" Flexible Radiator Hose Stainless Steel Universal Water Hoses Adapter Coolant Radiator Hose Kit with 4Pcs Chrome Caps (8 Clamps, Black)
$59.62

EVIL ENERGY 3/4" Silicone Heater Hose 10FT Coolant Radiator SAE 20R3 60PSI | Silicone with Braided Polyester Fiber, SAE 20R3 Class A, -67°F to 356°F, Compatible with Air, Steam, Water and Coolant
$38.98

ACROPIX 25mm 1" ID Engine Radiator Straight Silicone Hose 4-Ply Black | Reinforced, 1FT 305mm Length, 5mm Thickness, For Intercooler Heater Air Intake Connecting Pipe
$19.99

Flexible Radiator Hose Kit, 24 Stainless Steel Coolant Radiator Hose Kit, Universal Fit for 1 3/4in, 1 1/2in, 1 1/4in Connections, Efficient Engine Cooling System (Black)
$69.41
























