/live/media/CR/CR_SDK320A_Top.jpg)
OE Quality
60-Day Returns
SKFPart #: SDK320-A
SKF SDK320-A Axle Differential Bearing and Seal Kit - Front
154 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$144.54Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, GMC, and Saab, Express 1500, Savana 1500, 9-7x, Trailblazer, Astro, Safari, Blazer, S10, Jimmy, Sonoma, S10 Blazer, S15 Jimmy, and S15
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Axle Differential Bearing and Seal Kit options
SKF Axle Differential Bearing and Seal Kit
SKF SDK320-A is an axle differential bearing and seal kit for front differential service on select Chevrolet, GMC, and Saab applications. It is built for 7.25" ring gear setups and focuses on the bearing, seal, and gasket components needed for a complete differential repair.
Fits 1983-2013 Chevrolet, GMC, and Saab front differential applications listed below, including Chevrolet Astro, Blazer, S10, Trailblazer, Express 1500, GMC Safari, Jimmy, Sonoma, Savana 1500, and Saab 9-7x.
- SKF differential service kit for front axle repair
- Inside diameter: 11.0000
- Width: 2.500
- Bearing type: DIFF2TP
- Premium bearings with matching cones and cups
- Seals built to SKF standards with Bore-Tite coating for improved sealing performance
- Form-fitting gaskets and silicone sealant are provided where applicable
- Part number: SDK320-A
Detailed Application Coverage
SKF SDK320-A is engineered for front differential service on vehicles using a 7.25" ring gear. It is a direct-fit service kit for many Chevrolet and GMC light-duty platforms, including Chevrolet Astro, Blazer, S10, Trailblazer, Express 1500, GMC Safari, Jimmy, Sonoma, Savana 1500, and Saab 9-7x. This part cross-references 9759DK320A for the same application.
What This Kit Helps Repair
- Front differential bearing noise
- Oil seepage at differential seals
- Leakage around gasket surfaces
- Wear from damaged or pitted bearing components
- Service issues during differential rebuilds on 7.25" ring gear units
Installation Notes
Verify axle configuration, ring gear size, and bearing dimensions before installation. Clean all sealing surfaces thoroughly and inspect the housing for wear or damage before assembly. Follow factory service procedures for bearing preload, seal placement, and torque specifications to complete the repair correctly.
Quality Assurance
SKF manufactures this kit to meet or exceed original equipment specifications. The components are selected to support a complete differential repair with matched bearing components and SKF-engineered sealing materials for consistent service life.
This part fits 154 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2013 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2012 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2012 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2011 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2011 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2010 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2010 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2009 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2009 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2009 | Saab | 9-7x | Front | Standard Kit; 7.25" Ring Gear |
| 2008 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2008 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2008 | Saab | 9-7x | Front | Standard Kit; 7.25" Ring Gear |
| 2007 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2007 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2007 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2007 | Saab | 9-7x | Front | Standard Kit; 7.25" Ring Gear |
| 2006 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2006 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2006 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2006 | Saab | 9-7x | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2005 | Saab | 9-7x | Front | Standard Kit; 7.25" Ring Gear |
| 2004 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2004 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2004 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2004 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 2004 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2003 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2003 | Chevrolet | Express 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2003 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2003 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 2003 | GMC | Savana 1500 | Front | Standard Kit; 7.25" Ring Gear |
| 2002 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2002 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 2002 | Chevrolet | Trailblazer | Front | Standard Kit; 7.25" Ring Gear |
| 2002 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 2001 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2001 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 2001 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 2000 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 2000 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 2000 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1999 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1999 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1999 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1998 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1998 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1998 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1997 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1997 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1997 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1996 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1995 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1994 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1993 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1992 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1991 | GMC | Sonoma | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1990 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1989 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1988 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | Chevrolet | Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1987 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1986 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | Chevrolet | Astro | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1985 | GMC | Safari | Front | Standard Kit; 7.25" Ring Gear |
| 1984 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1984 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1984 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1984 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1984 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1983 | Chevrolet | S10 | Front | Standard Kit; 7.25" Ring Gear |
| 1983 | Chevrolet | S10 Blazer | Front | Standard Kit; 7.25" Ring Gear |
| 1983 | GMC | Jimmy | Front | Standard Kit; 7.25" Ring Gear |
| 1983 | GMC | S15 | Front | Standard Kit; 7.25" Ring Gear |
| 1983 | GMC | S15 Jimmy | Front | Standard Kit; 7.25" Ring Gear |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.