Part #: 1853

One Stop Solutions 1853 Radiator

⚙️ 9 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
🚗Fitment: Subaru, Legacy
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of One Stop Solutions Radiator for Subaru Legacy

The One Stop Solutions radiator, part number 1853, is designed specifically for Subaru Legacy models. Engineered to provide reliable cooling performance, this radiator features a crossflow design and includes a transmission oil cooler to support optimal engine and transmission temperatures.

  • Hassle free installation for Subaru Legacy vehicles
  • OE performance with quality materials and construction
  • Engineering enhancements for improved cooling and extended service life
  • Components fitted and torqued to factory specifications
  • Premium grade tubes, fins, headers, and plastic tanks
  • Drop-in fit with all necessary fittings and hardware included
  • 100% tested up to three times during production
  • Design improvements addressing original radiator issues

Detailed Radiator Specifications and Features

This One Stop Solutions radiator (part number 1853) features a core height of 26 1/2 inches, core width of 14 3/16 inches, and a core thickness of 1-1/4 inches, providing efficient heat dissipation. The core is constructed from PA material, while the tanks are made of durable plastic. It includes a concentric transmission oil cooler with a diameter of 7/8 inch and a fitting distance of 7 7/8 inches, supporting transmission fluid cooling without an engine oil cooler. The radiator uses a crossflow design, with inlet and outlet diameters of 1 1/2 inches and header lengths of 15 3/16 inches, ensuring proper coolant flow and heat exchange.

Compatible Vehicles and Applications

This radiator is compatible with Subaru Legacy models requiring a direct replacement radiator with integrated transmission oil cooler. It is designed to address common cooling system issues such as overheating, coolant leaks, and transmission fluid temperature regulation.

  • Overheating due to radiator core damage or clogging
  • Coolant leaks from worn or cracked tanks
  • Transmission fluid overheating in vehicles with integrated coolers
  • Reduced cooling efficiency from corrosion or debris buildup
  • Failure of original radiator components causing engine temperature fluctuations

Installation Notes and Tips

Installation of the One Stop Solutions radiator 1853 is straightforward with a drop-in fit for Subaru Legacy vehicles. Ensure all fittings and hardware are securely torqued to factory specifications. Verify the transmission oil cooler connections are properly sealed to prevent leaks. It is recommended to flush the cooling system before installation to remove any debris and ensure optimal performance.

Quality Assurance and Warranty Information

Each radiator undergoes rigorous testing up to three times during production to ensure durability and performance. The components are engineered to meet or exceed OEM standards, with enhancements to address original design limitations. While specific warranty details are not provided, One Stop Solutions products typically come with manufacturer-backed quality guarantees to support reliable operation.

BrandOne Stop Solutions
Part Number1853
Cap IncludedNO
Core Height26 1/2
Core MaterialPA
Core Row Quantity1
Core Thickness1-1/4
Core Thickness32
Core Width14 3/16
Down Flow Or Cross Flow TypeCROSSFLOW
Engine Oil Cooler IncludedNO
Engine Oil Cooler TypeNONE
Inlet Diameter1 1/2
Inlet Header Length15 3/16
Inlet Header Width1 15/16
Outlet Diameter1 1/2
Outlet Header Length15 3/16
Outlet Header Width1 15/16
Tank MaterialPLASTIC
Transmission Oil Cooler Diameter7/8
Transmission Oil Cooler Distance between Fittings7 7/8
Transmission Oil Cooler IncludedYES
Transmission Oil Cooler TypeCONCENTRIC

This part fits 9 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
1999SubaruLegacy2.5LH4N/A2-row radiator compatible with multiple vehicle models.
1999SubaruLegacy2.2LH4N/A2-row radiator compatible with multiple vehicle models.
1998SubaruLegacy2.5LH4N/A2-row radiator compatible with multiple vehicle models.
1998SubaruLegacy2.2LH4N/A2-row radiator compatible with multiple vehicle models.
1997SubaruLegacyAutomatic2.2LH4N/A2-row radiator compatible with multiple vehicle models.
1996SubaruLegacyManual2.2LH4N/A1-row equivalent radiator.
1996SubaruLegacyAutomatic2.2LH4N/A2-row radiator compatible with multiple vehicle models.
1995SubaruLegacyManual2.2LH4N/A1-row equivalent radiator.
1995SubaruLegacyAutomatic2.2LH4N/A2-row radiator compatible with multiple vehicle models.

* 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:

45199AC270537838011839A2177CU1853

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