Timken DRK321T Axle Differential Bearing and Seal Kit - Front

Brand Timken DRK321T
Position Front
Fits Cadillac, Chevrolet, and GMC · 138 vehicles

Rebuild kit. Contains the bearings and seals needed to complete the job.

Master kit. MK suffix indicates the master kit version.

$115.18Free shipping
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Timken DRK321T Axle Differential Bearing Kit

Timken DRK321T is a front axle differential bearing and seal kit for service work on select GM and Cadillac applications. It provides the bearings and seals needed for differential rebuilds, with fitment covering front 8.25 in. ring gear applications on vehicles such as the Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon.

Key Features

  • Axle differential bearing and seal kit for front driveline service
  • Fits 8.25 in. ring gear differential applications where listed
  • Standard kit configuration
  • Timken DT Components service kit
  • Part number DRK321T for catalog and fitment lookup

Fitment Details

  • Fits 1999-2000 Cadillac Escalade, front, 8.25 in. ring gear; standard kit.
  • Fits 2002-2016 Cadillac Escalade, front, 8.25 in. ring gear; standard kit.
  • Fits 2003-2016 Cadillac Escalade ESV, front, 8.25 in. ring gear; standard kit.
  • Fits 2002-2013 Cadillac Escalade EXT, front, 8.25 in. ring gear; standard kit.
  • Fits 1998 Chevrolet Tahoe, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.
  • Fits 2000-2014 Chevrolet Tahoe, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.
  • Fits 2000-2014 Chevrolet Suburban 1500, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.
  • Fits 1998-1999 GMC Jimmy, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.
  • Fits 1998-2014 GMC Yukon, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.
  • Fits 2000-2014 GMC Yukon XL 1500, front, compatible with 8.25 in. ring gear differential bearings, suitable for manual transmission countershaft bearing.

What This Kit Helps Address

  • Front differential bearing noise
  • Gear oil seepage at differential seals
  • Wear found during axle or differential rebuilds
  • Service needs on 8.25 in. ring gear front differential assemblies
  • Repair work on Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon front driveline components

Installation Notes and Tips

Verify the axle and ring gear size before ordering, since this kit is listed for front 8.25 in. ring gear applications. Confirm the vehicle year, model, and front position against the fitment table, especially on Chevrolet Tahoe, Chevrolet Suburban 1500, GMC Yukon, GMC Yukon XL 1500, and Cadillac Escalade variants. Timken markets DT Components rebuild kits as bearing-and-seal service kits, and DRK321T is the standard kit version.

Quality Assurance

Timken supplies DT Components rebuild kits with the bearings and seals needed for differential, transfer case, and transmission service. DRK321T follows that service-kit format for front axle differential repair work.

This part fits 138 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2016CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2016CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2015CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2015CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2014CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2014CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2014ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2014ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2014GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2014GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2014GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2014GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2013CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2013CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2013ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2013GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2012CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2012CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2012ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2012GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2011CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2011CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2011ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2011GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2010CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2010CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2010ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2010GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2009CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2009CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2009ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2009GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2008CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2008CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2008ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2008GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2007CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2007CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2007ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2007GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2006CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2006CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2006ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006ChevroletSuburban 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2006GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2005CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2005CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2005ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2005GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2004CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2004CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2004ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2004GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2003CadillacEscalade ESV—Front8.25 in. Ring Gear; Standard Kit
2003CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2003ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2003GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002CadillacEscalade—Front8.25 in. Ring Gear; Standard Kit
2002CadillacEscalade EXT—Front8.25 in. Ring Gear; Standard Kit
2002ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2002GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001GMCYukonAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2001GMCYukon XL 1500AWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2000CadillacEscalade4WDFront8.25 in. Ring Gear; Standard Kit
2000ChevroletSuburban 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2000ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2000GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
2000GMCYukon XL 15004WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1999CadillacEscalade4WDFront8.25 in. Ring Gear; Standard Kit
1999GMCJimmy4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1999GMCJimmyAWDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1999GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1998ChevroletTahoe4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1998GMCJimmy4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.
1998GMCYukon4WDFrontCompatible with 8.25 in. Ring Gear Differential Bearings, suitable for Manual Transmission Countershaft Bearing.