SKP SKTOC049 Power Steering Cooler

Brand SKP SKTOC049
Length 35.5
Width 4.25
Color Black
Height 2.64
Inlet Inside Diameter .315
Inlet Outside Diameter .315
Material Aluminum
Outlet Inside Diameter .394
Outlet Outside Diameter .394
Fits Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab · 70 vehicles

Aluminum construction. Helps transfer heat away from steering fluid efficiently.

OE-style replacement. Cataloged for direct application matching across select GM platforms.

Compact dimensions. Sized at 35.5 inches long with black finish and OE-style connections.

Cross-references Dorman - OE Solutions 918-300, 827-5505 and 15009093 for the same application. See all 3.

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Power Steering Cooler Overview

The SKP SKTOC049 power steering cooler is a direct-fit replacement for select GM and Saab applications that use an external steering fluid cooler. It is built with an aluminum body and compact dimensions to match the original cooling layout and fluid line connections.

Fits 2002-2009 Chevrolet Trailblazer, N/A. Fits 2002-2009 GMC Envoy, N/A. Fits 2005-2009 Saab 9-7x, N/A.

Key Features

  • Aluminum construction for efficient heat transfer in the steering fluid circuit.
  • Black finish for a clean OE-style appearance.
  • Compact 35.5-inch length with 4.25-inch width and 2.64-inch height.
  • Inlet and outlet diameters match the listed connection sizes for proper hose routing.
  • Fits multiple GM platform vehicles, including Chevrolet Trailblazer and GMC Envoy applications.

Detailed Description

SKP SKTOC049 is a power steering cooler designed for vehicles that route steering fluid through an external cooling tube before returning it to the system. The aluminum core helps dissipate heat from the fluid, which is important when the steering system is under load or operating in higher-temperature conditions. This part number SKTOC049 is listed for a wide range of GM SUVs and related models, including the Chevrolet Trailblazer, GMC Envoy, and Buick Rainier, along with the Saab 9-7x and Isuzu Ascender.

This part cross-references Dorman - OE Solutions 918-300 for the same application.

What It Is Used For

  • Replacing a leaking or damaged power steering cooler.
  • Restoring fluid cooling performance in the steering circuit.
  • Addressing steering fluid overheating concerns.
  • Correcting corrosion or physical damage to the original cooler.
  • Maintaining proper hose connection sizing in the steering system.

Installation Notes and Tips

Verify hose diameter and mounting layout against the original cooler before installation. Confirm fitment by year, make, and model, since SKTOC049 is used across several GM platforms with different body styles. Inspect the steering hoses and fluid condition at the same time to avoid repeat service.

Quality Assurance

SKP replacement parts are cataloged for direct application matching, and SKTOC049 is listed with OE-style interchange references for the same use case.

This part fits 70 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2009ChevroletTrailblazer4.2LL6—
2009ChevroletTrailblazer6.0LV8—
2009GMCEnvoy———
2009Saab9-7x5.3LV8—
2009Saab9-7x4.2LL6—
2009Saab9-7x6.0LV8—
2008ChevroletTrailblazer4.2LL6—
2008ChevroletTrailblazer5.3LV8—
2008ChevroletTrailblazer6.0LV8—
2008GMCEnvoy———
2008IsuzuAscender4.2LL6—
2008Saab9-7x5.3LV8—
2008Saab9-7x4.2LL6—
2008Saab9-7x6.0LV8—
2007BuickRainier———
2007ChevroletTrailblazer4.2LL6—
2007ChevroletTrailblazer5.3LV8—
2007ChevroletTrailblazer6.0LV8—
2007GMCEnvoy———
2007IsuzuAscender4.2LL6—
2007Saab9-7x5.3LV8—
2007Saab9-7x4.2LL6—
2006BuickRainier———
2006ChevroletSSR———
2006ChevroletTrailblazer4.2LL6—
2006ChevroletTrailblazer5.3LV8—
2006ChevroletTrailblazer6.0LV8—
2006ChevroletTrailblazer EXT4.2LL6—
2006ChevroletTrailblazer EXT5.3LV8—
2006GMCEnvoy———
2006GMCEnvoy XL———
2006IsuzuAscender5.3LV8—
2006IsuzuAscender4.2LL6—
2006Saab9-7x5.3LV8—
2006Saab9-7x4.2LL6—
2005BuickRainier———
2005ChevroletSSR———
2005ChevroletTrailblazer4.2LL6—
2005ChevroletTrailblazer———
2005ChevroletTrailblazer EXT4.2LL6—
2005ChevroletTrailblazer EXT5.3LV8—
2005GMCEnvoy———
2005GMCEnvoy XL———
2005GMCEnvoy XUV———
2005IsuzuAscender5.3LV8—
2005IsuzuAscender4.2LL6—
2005Saab9-7x5.3LV8—
2005Saab9-7x4.2LL6—
2004BuickRainier———
2004ChevroletSSR———
2004ChevroletTrailblazer4.2LL6—
2004ChevroletTrailblazer———
2004ChevroletTrailblazer EXT4.2LL6—
2004ChevroletTrailblazer EXT5.3LV8—
2004GMCEnvoy———
2004GMCEnvoy XL———
2004GMCEnvoy XUV———
2004OldsmobileBravada———
2003ChevroletSSR———
2003ChevroletTrailblazer4.2LL6—
2003ChevroletTrailblazer EXT4.2LL6—
2003ChevroletTrailblazer EXT5.3LV8—
2003GMCEnvoy———
2003GMCEnvoy XL———
2003OldsmobileBravada———
2002ChevroletTrailblazer4.2LL6—
2002ChevroletTrailblazer EXT4.2LL6—
2002GMCEnvoy———
2002GMCEnvoy XL———
2002OldsmobileBravada———
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 918-300827-550515009093