Four Seasons
Hose Assembly

Four Seasons 66856 A/C Refrigerant Discharge / Suction Hose Assembly

Brand Four Seasons 66856
Bracket? w/o Bracket
Component Type Suction Line
Description Hose Assemblies
End 1 Type P-Nut Fitting
End 2 Type P-Nut Fitting
Fittings Included Included
Friction Material Attachment w/ Switch Port
Gasket Or Seal Included Included
Material Aluminum / Rubber
Muffler? w/o Muffler
O-Ring A Number/Desc [24404] / Slimline Washer
O-Ring B Number/Desc [24403] / Slimline Washer
O-Ring C Number/Desc [24606] / Green O-Ring
O.E. Replacement? Yes
Refrigerant Type R134-A
Service Port Qty 1
Service Port Size 16 mm
Service Port? w/ Service Port
Suction End Type P-Nut Fitting
Svc Port High Side High Side
Switch Included? Not Included
Switch Port Size M10x1.000
System Pressure Low Pressure
Product line Hose Assembly
Fits Chevrolet · 3 vehicles

OE replacement. Direct-fit hose assembly for straightforward installation.

Aluminum / rubber construction. Combines strength and flexibility in one hose assembly.

Service port included. Built with a service port and switch port for added functionality.

Cross-references Four Seasons 66856, Global Parts Distributors LLC 4813124 and UAC HA111995C for the same application. See all 13.

$146.64Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $146.64
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Four Seasons 66856 A/C Suction Hose Assembly

The Four Seasons 66856 hose assembly is an OE replacement A/C suction line for low-pressure refrigerant routing in the HVAC system. Built with aluminum and rubber construction, it is made for 2010-2012 Chevrolet Camaro applications and includes the service port and required seals for a direct-fit repair.

Key Features

  • OE replacement A/C refrigerant suction hose assembly
  • Fits 2010-2012 Chevrolet Camaro, N/A
  • Aluminum / rubber construction for HVAC routing
  • Low-pressure suction line for R134-A systems
  • P-nut fittings on both ends for factory-style connection
  • Includes gasket or seal and fittings
  • One high-side service port, 16 mm
  • Switch port with M10x1.000 size
  • Four Seasons 66856 cross-references UAC HA111995C for the same application

Product Details

Four Seasons Hose Assembly 66856 is a suction line designed for R134-A air conditioning systems that use a low-pressure hose path. The aluminum and rubber construction supports factory-style fitment, while the p-nut end connections and included seals help restore proper refrigerant flow in the HVAC circuit. This part is listed as an OE replacement and is cataloged for 2010-2012 Chevrolet Camaro models.

For shoppers searching for a 2010 Chevrolet Camaro A/C suction hose assembly, 2011 Chevrolet Camaro HVAC hose replacement, or 2012 Chevrolet Camaro refrigerant line, Four Seasons 66856 provides the correct application-specific fitment. The part number 66856 is also useful when cross-checking replacement listings and service catalogs.

Common Repair Uses

  • Replacing a leaking or damaged A/C suction hose
  • Restoring low-side refrigerant transfer in the HVAC system
  • Addressing cracked rubber sections or corroded aluminum sections
  • Repairing service-port or switch-port related hose issues
  • Returning factory-style hose routing on Chevrolet Camaro A/C systems

Installation Notes

Verify refrigerant type, port style, and hose routing before installation. This assembly uses p-nut fittings, includes a service port, and is specified without a bracket or muffler. Confirm the switch port size and all sealing surfaces during service, and replace any damaged O-rings or washers as needed during the A/C repair.

Quality Assurance

Four Seasons 66856 is an OE replacement hose assembly built to match the listed application and system requirements for the 2010-2012 Chevrolet Camaro. The part number 66856 should be matched to the vehicle’s HVAC configuration before installation.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2012ChevroletCamaroSS6.2LV8N/AHose Assembly
2011ChevroletCamaro—6.2LV8N/AHose Assembly
2010ChevroletCamaro—6.2LV8N/AHose Assembly
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 66856Global Parts Distributors LLC — 4813124UAC — HA111995C21176770320578155515345132275206622838810228644239219744392244867A83536