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Continental 66816 Molded Lower Radiator Hose1 / 2
Product guide

Continental 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.
Price
$25.45Save 24%

Reference price: $33.38

Price checked: Nov 13, 2026

View offer

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
Identity
BrandContinental
Model66816
TypeMolded Radiator Hose
Dimensions and installation
Listed length15 inches
Inside diameter1.44" inside diameter
Weight listed0.39 kg
Materials and protection
Material listedRubber
ColourBlack
Electrochemical degradationResistant to electrochemical degredation (ECD)
Operating specifications
Temperature rangeTemperature range of -40F to 275F (-40C to 135C)
Coolant hose specificationCoolant hose meets or exceeds SAE 20R4EC Class D1 specifications
Fitment
Example applicationsConfirm 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.
Continental 66816 Molded Lower Radiator Hose · photo 2
Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 37 ratings
  • 5 stars83%83%
  • 4 stars13%13%
  • 3 stars4%4%
  • 2 stars0%0%
  • 1 star0%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).

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