Dorman 603-680 Power Steering Reservoir

Brand Dorman 603-680
Color Black
Color Blue
Color White
Fittings Included No
Friction Material Thickness Matte
Installation Hardware Included No
Material Metal
Material Plastic
Mounting Bracket Included Yes
Mounting Hardware Included No
Package Contents 1 Power Steering Reservoir; 1 Cap; 1 Bracket
Remote Mounted Yes
Reservoir Cap Included Yes
Reservoir Type Single
Fits Toyota · 12 vehicles

OE-style replacement. Thoroughly tested for optimum fit on specific applications.

Heat-resistant construction. Built from quality materials to handle underhood heat and vibration.

Bracket and cap included. Ready for a complete reservoir replacement.

Cross-references Cardone New 3R-121 and 443050C010 for the same application. See all 2.

$121.62Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $121.62
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Dorman 603-680 Power Steering Reservoir

This Dorman power steering reservoir is a direct replacement for select Toyota applications, including 2003-2008 Toyota Corolla and 2003-2008 Toyota Matrix. Built for remote-mounted use, it is made from durable metal and plastic materials with a matte black finish to handle underhood heat and engine vibration.

Key Features

  • Direct replacement power steering fluid reservoir for select Toyota vehicles
  • Remote-mounted design for the specified applications
  • Durable metal and plastic construction
  • Matte black finish
  • Includes reservoir cap and mounting bracket
  • Single reservoir design
  • Part number 603-680 for easy identification

Detailed Description

Dorman 603-680 is a replacement power steering reservoir engineered for specific Toyota Corolla and Toyota Matrix models. It is manufactured from quality materials to withstand heat and vibration in the engine bay, and it is thoroughly tested for fit on the listed vehicle applications. This reservoir is a practical OE-style replacement when the original tank is cracked, leaking, discolored, or no longer sealing properly. This part cross-references Cardone New 3R-121 for the same application.

What It Helps Solve

  • Power steering fluid leaks from a damaged reservoir
  • Cracks or warping caused by heat and age
  • Low fluid level issues related to reservoir seepage
  • Contamination from a deteriorated reservoir interior
  • Fitment problems when replacing a worn Toyota Corolla or Toyota Matrix reservoir

Installation Notes and Tips

Verify the vehicle application before installation. This reservoir is remote mounted and includes the cap and bracket, while mounting hardware and installation hardware are not included. Inspect hoses, seals, and surrounding components for wear before transferring the new reservoir into service. Confirm the part number 603-680 matches the original configuration on your Toyota Corolla or Toyota Matrix.

Quality Assurance

Dorman manufactures this reservoir from materials selected for underhood durability and tests it for proper fit on the specified applications. The part is built to meet the needs of 2003-2008 Toyota Corolla and 2003-2008 Toyota Matrix vehicles listed in the fitment data.

This part fits 12 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2008ToyotaCorollaN/ABuilt in U.S.A.
2008ToyotaMatrixN/A—
2007ToyotaCorollaN/ABuilt in U.S.A.
2007ToyotaMatrixN/A—
2006ToyotaCorollaN/ABuilt in U.S.A.
2006ToyotaMatrixN/A—
2005ToyotaCorollaN/ABuilt in U.S.A.
2005ToyotaMatrixN/A—
2004ToyotaCorollaN/ABuilt in U.S.A.
2004ToyotaMatrixN/A—
2003ToyotaCorollaN/ABuilt in U.S.A.
2003ToyotaMatrixN/A—
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Cardone New — 3R-121443050C010