HomeHVAC > Hoses and PipesFour Seasons 65777 A/C Refrigerant Suction Hose
Part #: 65777

Four Seasons 65777 A/C Refrigerant Suction Hose

Hose Assembly
7 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Hose Assembly
Fitment: Toyota, Venza
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Four Seasons 65777 A/C Suction Hose for Venza

The Four Seasons 65777 is an A/C refrigerant suction hose assembly built for the 2009-2015 Toyota Venza. It uses an aluminum/rubber construction with a flange end and a P-nut fitting, plus an included gasket/seal and service port for a direct replacement on the suction line.

Key Features

  • Part number 65777 from Four Seasons Hose Assembly line
  • A/C refrigerant suction hose assembly for Toyota Venza applications
  • Aluminum / rubber construction for the refrigerant line path
  • Flange end and P-nut fitting for the specified connection points
  • R134A refrigerant type
  • Includes gasket/seal, O-rings, and service port
  • Built with a muffler and without a bracket

Product Line Details

Four Seasons Hose Assembly products are focused on replacement HVAC hose and pipe components. This 65777 hose assembly follows that line with application-specific fittings and service features for the Toyota Venza suction line.

Detailed Description

Four Seasons 65777 is an A/C refrigerant suction hose assembly for 2009-2015 Toyota Venza models. It is configured with aluminum and rubber materials, a flange connection on one end, and a P-nut fitting on the other, matching the listed suction line application. The assembly is designed for R134A systems and includes a muffler, service port, gasket/seal, and O-rings for the connection points. This part cross-references UAC HA112770C for the same application.

Common Problems This Part Can Address

  • Refrigerant loss from a damaged suction hose
  • Cracked or deteriorated hose material in the A/C line
  • Leaking flange or fitting connections
  • Noisy or restricted suction line operation
  • Service port or seal wear at the hose assembly

Installation Notes and Tips

Verify the vehicle is a 2009-2015 Toyota Venza before ordering. Replace the O-rings and seal surfaces during installation, and confirm the flange and P-nut fitting alignment before tightening. After installation, evacuate and recharge the system with the correct R134A refrigerant specification and check for leaks at all connection points.

Quality Assurance

Four Seasons states that its HVAC products are engineered and tested for long service life, backed by more than 50 years of mobile A/C experience. The 65777 is built to support a direct-fit replacement for the listed Toyota Venza suction line application.

BrandFour Seasons
Part Number65777
PositionHose Assembly
MaterialAluminum / rubber
End 1 TypeFlange
End 2 TypeP-nut fitting
Refrigerant TypeR134a
Gasket Or Seal IncludedIncluded
Switch Service PortNo
Bracket?W/o bracket
DescriptionHose assemblies
Muffler?W/ muffler
O-Ring A Number/Desc24150 / o-ring
O-Ring A Quantity2
Service Port IncludedYes

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2014ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2013ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2012ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2011ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2010ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly
2009ToyotaVenza3.5LV6N/ASuction Line; Hose Assembly

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2121843464573481278457297265777887040T010A83953HA112770C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.