/live/media/5K/5K_SK603057_Fro.jpg)
OE Quality
60-Day Returns
SKP SK603057 Engine Coolant Reservoir - Front
| Brand | SKP SK603057 |
|---|---|
| Position | Front |
| Fits | Ford, Mazda, and Mercury · 143 vehicles |
Direct replacement. Engine coolant reservoir for application-specific cooling system service.
Combined reservoir design. Supports coolant and washer fluid storage in one unit.
Cross-references Dorman - OE Solutions 603-057, 2L2Z17618AA and 8L2Z17618A for the same application. See all 6.
$60.94Free 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
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Engine Coolant Reservoir options
Engine Coolant Reservoir Overview
This SKP engine coolant reservoir is a direct-fit replacement for a wide range of Ford, Mazda, and Mercury applications. It is built for vehicles that use a combined coolant and washer fluid reservoir, with fitment notes that vary by sensor and message center configuration.
Key Features
- Direct replacement reservoir for cooling system service.
- Combined coolant and washer fluid reservoir design.
- Application-specific fitment for vehicles with and without fluid sensor provisions.
- Compatible with multiple Ford Ranger, Explorer, and Explorer Sport Trac applications.
- Also fits select Mazda B-Series and Mercury Mountaineer models.
Fitment Details
Fits 1995-2011 Ford Ranger, N/A. Fits 1995-2001 Ford Explorer, N/A, with notes for applications without a hole for the sensor or without a low fluid sensor. Fits 2001-2005 Ford Explorer Sport Trac, N/A, with notes for applications without a hole for the sensor, without a message center, or with date-specific production notes. Fits 2001-2003 Ford Explorer Sport, N/A, with notes for applications without a message center or without a low fluid sensor. Fits 2000-2001 Ford F-100 Ranger, N/A. Fits 1995-2010 Mazda B4000, Front. Fits 1995-2008 Mazda B3000, Front. Fits 1998-2001 Mazda B2500, Front. Fits 1995-1997 Mazda B2300, Front. Fits 1997-2001 Mercury Mountaineer, N/A, with notes for applications without a message center or without a hole for the sensor.
What It Is Used For
- Replacing a cracked or leaking coolant reservoir.
- Restoring proper coolant storage in the engine bay.
- Addressing reservoir fitment issues tied to sensor openings or message center options.
- Replacing a damaged combined coolant and washer fluid tank.
Installation Notes
Verify the vehicle’s reservoir style, sensor opening, and message center configuration before ordering. Match the year, make, model, and notes exactly, since several applications differ by production date and equipment. Part number SK603057 is also referenced as 603-057 for the same application.
Quality Assurance
SKP replacement parts are cataloged for application-specific fitment across multiple vehicle platforms. This part cross-references Dorman - OE Solutions (e.g., 603-057) for the same application.
This part fits 143 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | # Doors | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2011 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2010 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2010 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2009 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2009 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2008 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2008 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2008 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2008 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2007 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2007 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2007 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2007 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2006 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2006 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2006 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2006 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Ford | Explorer Sport Trac | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2005 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Ford | Explorer Sport Trac | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2004 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2003 | Ford | Explorer Sport | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Low Fluid Sensor |
| 2003 | Ford | Explorer Sport Trac | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2003 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2003 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2003 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2003 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2003 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Explorer Sport | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Explorer Sport | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Message Center |
| 2002 | Ford | Explorer Sport Trac | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor; From 7/01/02 |
| 2002 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Message Center; To 7/01/02 |
| 2002 | Ford | Ranger | — | — | — | ELECTRIC | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Ranger | — | 3.0L | V6 | GAS | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Ranger | — | 3.0L | V6 | FLEX | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Ranger | — | 4.0L | V6 | GAS | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2002 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Explorer | 4 Door | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2001 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Explorer | — | 5.0L | V8 | — | N/A | — |
| 2001 | Ford | Explorer Sport | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Message Center |
| 2001 | Ford | Explorer Sport Trac | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Explorer Sport Trac | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | F-100 Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | — | — | ELECTRIC | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 3.0L | V6 | GAS | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 3.0L | V6 | FLEX | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 2.5L | L4 | GAS | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 4.0L | V6 | GAS | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 2.5L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Mazda | B2500 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2001 | Mercury | Mountaineer | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 2001 | Mercury | Mountaineer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2001 | Mercury | Mountaineer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2000 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 2000 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2000 | Ford | Explorer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2000 | Ford | F-100 Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Ford | Ranger | — | 2.5L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Mazda | B2500 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 2000 | Mercury | Mountaineer | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 2000 | Mercury | Mountaineer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 2000 | Mercury | Mountaineer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1999 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 1999 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1999 | Ford | Explorer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1999 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Ford | Ranger | — | 2.5L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Mazda | B2500 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1999 | Mercury | Mountaineer | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 1999 | Mercury | Mountaineer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1999 | Mercury | Mountaineer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1998 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 1998 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1998 | Ford | Explorer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1998 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Ford | Ranger | — | 2.5L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Mazda | B2500 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1998 | Mercury | Mountaineer | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 1998 | Mercury | Mountaineer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1998 | Mercury | Mountaineer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1997 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 1997 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1997 | Ford | Explorer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1997 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Ford | Ranger | — | 2.3L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Mazda | B2300 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1997 | Mercury | Mountaineer | — | — | — | — | N/A | w/o Message Center; Combined Coolant and Washer Fluid Reservoir |
| 1997 | Mercury | Mountaineer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1996 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 1996 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1996 | Ford | Explorer | — | 5.0L | V8 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1996 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Ford | Ranger | — | 2.3L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Mazda | B2300 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1996 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Ford | Explorer | — | — | — | — | N/A | w/o Low Fluid Sensor; Combined Coolant and Washer Fluid Reservoir |
| 1995 | Ford | Explorer | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir; w/o Hole for Sensor |
| 1995 | Ford | Ranger | — | — | — | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Ford | Ranger | — | 3.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Ford | Ranger | — | 4.0L | V6 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Ford | Ranger | — | 2.3L | L4 | — | N/A | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Mazda | B2300 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Mazda | B3000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1995 | Mazda | B4000 | — | — | — | — | Front | Combined Coolant and Washer Fluid Reservoir |
| 1994 | Mazda | B3000 | — | — | — | — | N/A | — |
| 1994 | Mazda | B4000 | — | — | — | — | N/A | — |
| No rows match your filter. | ||||||||
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 603-0572L2Z17618AA8L2Z17618A605-00966050096F57Z17618AA