HomeHVAC > Hoses and PipesFour Seasons 56851 A/C Refrigerant Suction Hose
Part #: 56851

Four Seasons 56851 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Acura, Integra
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Hose Assembly 56851

The Four Seasons Hose Assembly 56851 is designed specifically for Acura Integra models, providing a reliable A/C refrigerant suction hose solution. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system performance.

  • Compatible with Acura Integra A/C systems using R134-a refrigerant
  • Constructed from aluminum and rubber for durability and flexibility
  • Features a P-nut fitting on one end and a female O-ring fitting on the suction end
  • Includes two green O-rings (part number 24642) and necessary fittings for installation
  • Designed for low-pressure suction line applications with a 7/16" - 20 service port
  • OE replacement part ensuring proper fit and function
  • Includes gasket and seal for leak-free connections

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on delivering precise hose assemblies tailored for HVAC systems in various vehicles. This line emphasizes compatibility and quality, providing components like the 56851 suction hose that meet original equipment specifications. The assemblies are engineered to maintain system integrity without including additional components such as brackets or mufflers, streamlining installation and replacement.

Detailed Product Description

The Four Seasons 56851 A/C refrigerant suction hose is engineered for the Acura Integra's HVAC system, handling low-pressure refrigerant flow with R134-a. The hose assembly combines aluminum and rubber materials to balance strength and flexibility, reducing the risk of leaks or damage under normal operating conditions. It features a P-nut fitting on one end and a female O-ring fitting on the suction end, both designed to ensure secure connections. The included green O-rings (part number 24642) and fittings help maintain a sealed system, preventing refrigerant loss. This hose assembly does not include a switch or bracket, focusing solely on the suction line function with a single service port sized 7/16" - 20 for maintenance access.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant suction hoses on Acura Integra models
  • Resolving refrigerant leaks caused by cracked or deteriorated hose materials
  • Restoring proper low-pressure refrigerant flow in the A/C system
  • Eliminating connection failures due to faulty or missing O-rings and seals
  • Ensuring compatibility with R134-a refrigerant systems for optimal performance

Installation Notes and Tips

  • Verify compatibility with Acura Integra model year before installation
  • Ensure all O-rings and seals are properly seated to prevent leaks
  • Use appropriate tools to tighten the P-nut fitting without over-torquing
  • Inspect the service port for accessibility and proper sealing after installation
  • Check the entire suction line for any signs of wear or damage during replacement

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56851 is an OE replacement part designed to meet or exceed original equipment standards for the Acura Integra. It includes all necessary fittings and seals to ensure a secure and leak-free installation. While specific warranty details are not provided, Four Seasons products typically undergo rigorous quality control to maintain reliability and performance in automotive HVAC applications.

BrandFour Seasons
Part Number56851
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeP-Nut Fitting
End 2 TypeFemale O-Ring
End 2 TypeO-Ring
Fittings IncludedIncluded
Friction Material Attachmentw/o Switch Port
Gasket Or Seal IncludedIncluded
MaterialAluminum / Rubber
Muffler?w/o Muffler
O-Ring A Number/Desc[24642] / Green O-Ring
O.E. Replacement?Yes
Refrigerant TypeR134-A
Service Port Qty1
Service Port Size7/16" - 20
Service Port TypeService Port
Service Port?w/ Service Port
Suction End TypeFemale O-Ring
Switch Included?Not Included
System PressureLow Pressure

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1993AcuraIntegraN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
1992AcuraIntegraN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
1991AcuraIntegraN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
1990AcuraIntegraN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; 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:

1115685115342011918774528206637850695685178506980298380311SK7A0080311SK7A0180311SK7A1080311SK7A11A82066CWK785069HA112175T56851

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