2001-07 Toyota Highlander Radiator - 1ARAD00792

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Vehicle Fit


  • Plastic tanks with aluminum core
  • Dimensions:
    • Height: 17 11/16"
    • Width:  29"
    • Depth:  5/8"


Radiators may incur bent cooling fins or small imperfections during shipping or manufacturing. A few bent fins or small dents and scratches do not affect the fit or the function of the part. Neither our 60 Day satisfaction guarantee, nor the manufacturer's warranty, cover these types of insignificant damages.

Direct Fit Replacement

Core thickness equal to the OE part.  If radiator core is slightly thinner than the OEM, this can decrease overall performance and lifespan.

Premium Aluminum Core

Engineered for top performance.  Provides efficient cooling and heat-transfer.

100% Leak Tested

Built to strict quality control standards.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Draining the Radiator (0:27)
    • Raise and support the vehicle
    • Apply rust penetrant to the eight 10mm bolts on the splash shield
    • Remove the eight 10mm bolts from the splash shield
    • Pry the two push clips out of the splash shield with a flat blade screwdriver
    • Pull the splash shield down and off
    • Have a drain pan ready
    • Unscrew the radiator drain by hand
    • Twist off the radiator cap
    • Allow the radiator to drain
    • Close the radiator drain
  2. step : Disconnecting the Radiator Lines (2:42)
    • Loosen the transmission cooler line clamps with pliers
    • Disconnect the transmission cooler lines from the radiator
    • Attach the finger of a glove to the hose and connector with a zip tie to prevent leaking
    • Loosen the lower radiator hose clamp with pliers
    • Disconnect the lower radiator hose from the radiator
    • Carefully disconnect the overflow hose from the radiator
    • Loosen the upper radiator hose clamp with pliers
    • Disconnect the upper radiator hose from the radiator
  3. step : Removing the Radiator (5:20)
    • Disconnect the radiator fan electrical connectors
    • Remove the 12mm bolts from the radiator brackets
    • Remove the radiator brackets
    • Lift the radiator up and out of the engine bay
  4. step : Removing the Radiator Fan (6:10)
    • Remove the six 10mm bolts that hold the fan assembly to the radiator
    • Pull the fan assembly off the radiator
  5. step : Connecting the Fan to the New Radiator (6:30)
    • Line up the fan on the new radiator
    • Twist the cap onto the new radiator
    • Fasten the six 10mm bolts that hold the fan assembly to the radiator
  6. step : Installing the Radiator (6:39)
    • Remove the rubber grommets from the old radiator
    • Place the grommets on the radiator support
    • Lower the radiator onto the grommets
    • Line up the radiator brackets
    • Insert the two 12mm bolts into the radiator brackets
    • Connect the radiator fan electrical connectors
  7. step : Connecting the Radiator Lines (8:28)
    • Connect the upper radiator hose to the radiator
    • Tighten the upper radiator hose clamp with pliers
    • Connect the overflow hose to the radiator
    • Connect the lower radiator hose to the radiator
    • Tighten the lower radiator hose clamp with pliers
    • Remove the zip ties and glove fingers from the transmission cooler lines with side cutters
    • Connect the transmission cooler lines to the radiator
    • Clean any fluid off the radiator with paper towels
    • Top off the transmission fluid
    • Tighten the transmission cooler line clamps with pliers
  8. step : Filling the Radiator (10:03)
    • Twist off the radiator cap
    • Add coolant to the radiator using a funnel
    • Turn the heat to hot, but do not run the fan
    • Run the engine to clear air bubbles from the cooling system
    • Add coolant as necessary
    • Add coolant to the overflow bottle as necessary
    • Twist on the radiator cap
  9. step : Installing the Splash Shield (11:34)
    • Lift the splash shield into place
    • Insert the two push pins into the splash shield
    • Insert the eight 10mm bolts into the splash shield

Tools needed for replacement:

    General Tools

  • Funnel
  • Pick
  • Drain Pan

  • Materials, Fluids, and Supplies

  • Rust Penetrant
  • Gloves
  • Paper Towels
  • Wire Ties

  • Pliers, Cutters & misc Wrenches

  • Side Cutters
  • Slip-Joint Pliers
  • Needle nose pliers

  • Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 12mm Socket
  • 10mm Socket

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Year Make Model Description
2001-2007Toyota Highlander Toyota Highlander L4 2.4L Radiator for Models without Tow Package
Part #: 1ARAD00792

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(12:33 min)