
Luk GDK320D-MK Axle Differential Bearing and Seal Kit - Rear
Axle Differential Bearing Kit for Rear Applications
The LuK GDK320D-MK is an axle differential bearing and seal kit built for professional transmission and differential repair. It includes OE-quality bearings selected for the specific application, helping restore proper differential operation in rear axle service.
Compatible with rear 8.0-inch and 8-inch applications on Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, Isuzu i-290, Isuzu i-370, Saab 9-7x, Buick Rainier, Isuzu i-280, Isuzu i-350, and Oldsmobile Bravada.
- OE-quality differential bearing kit for rear axle service
- Application-specific components selected for the listed driveline platforms
- Supports professional transmission and differential repair work
- Rear 8.0-inch and 8-inch fitments across multiple GM and Isuzu-based vehicles
- LuK part number GDK320D-MK for easy identification
Vehicle Fitment
- Fits 2004-2012 Chevrolet Colorado, Rear, 8.0"
- Fits 2004-2012 GMC Canyon, Rear, 8.0"
- Fits 2006-2010 Hummer H3, Rear, 8.0"
- Fits 2009-2010 Hummer H3T, Rear, 8.0"
- Fits 2002-2009 Chevrolet Trailblazer, Rear, 8"
- Fits 2002-2009 GMC Envoy, Rear, 8"
- Fits 2003-2008 Isuzu Ascender, Rear, 8"
- Fits 2007-2008 Isuzu i-290, Rear, 8.0"
- Fits 2007-2008 Isuzu i-370, Rear, 8.0"
- Fits 2005-2008 Saab 9-7x, Rear, 8"
- Fits 2004-2007 Buick Rainier, Rear, 8"
- Fits 2006 Isuzu i-280, Rear, 8.0"
- Fits 2006 Isuzu i-350, Rear, 8.0"
- Fits 2002-2004 Oldsmobile Bravada, Rear, 8"
This part cross-references 4620186100 and DRK320DMK for the same application.
What It Helps Repair
- Rear differential bearing wear or rough operation
- Noise from a worn axle differential bearing set
- Service needs during differential rebuilds
- Fitment-specific replacement for damaged OE bearings
- Repair work on GM and Isuzu rear axle assemblies
Installation Notes and Tips
Confirm the rear axle size before ordering, since this kit is listed for 8.0-inch and 8-inch applications. Verify the vehicle year, make, model, and rear axle configuration against the fitment list before installation.
Quality Assurance
LuK states that this differential bearing kit uses OE-quality components selected for the specific transmission or differential application, supporting a professional repair outcome.
Axle Differential Bearing Kit for Rear Applications
The LuK GDK320D-MK is an axle differential bearing and seal kit built for professional transmission and differential repair. It includes OE-quality bearings selected for the specific application, helping restore proper differential operation in rear axle service.
Compatible with rear 8.0-inch and 8-inch applications on Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, Isuzu i-290, Isuzu i-370, Saab 9-7x, Buick Rainier, Isuzu i-280, Isuzu i-350, and Oldsmobile Bravada.
- OE-quality differential bearing kit for rear axle service
- Application-specific components selected for the listed driveline platforms
- Supports professional transmission and differential repair work
- Rear 8.0-inch and 8-inch fitments across multiple GM and Isuzu-based vehicles
- LuK part number GDK320D-MK for easy identification
Vehicle Fitment
- Fits 2004-2012 Chevrolet Colorado, Rear, 8.0"
- Fits 2004-2012 GMC Canyon, Rear, 8.0"
- Fits 2006-2010 Hummer H3, Rear, 8.0"
- Fits 2009-2010 Hummer H3T, Rear, 8.0"
- Fits 2002-2009 Chevrolet Trailblazer, Rear, 8"
- Fits 2002-2009 GMC Envoy, Rear, 8"
- Fits 2003-2008 Isuzu Ascender, Rear, 8"
- Fits 2007-2008 Isuzu i-290, Rear, 8.0"
- Fits 2007-2008 Isuzu i-370, Rear, 8.0"
- Fits 2005-2008 Saab 9-7x, Rear, 8"
- Fits 2004-2007 Buick Rainier, Rear, 8"
- Fits 2006 Isuzu i-280, Rear, 8.0"
- Fits 2006 Isuzu i-350, Rear, 8.0"
- Fits 2002-2004 Oldsmobile Bravada, Rear, 8"
This part cross-references 4620186100 and DRK320DMK for the same application.
What It Helps Repair
- Rear differential bearing wear or rough operation
- Noise from a worn axle differential bearing set
- Service needs during differential rebuilds
- Fitment-specific replacement for damaged OE bearings
- Repair work on GM and Isuzu rear axle assemblies
Installation Notes and Tips
Confirm the rear axle size before ordering, since this kit is listed for 8.0-inch and 8-inch applications. Verify the vehicle year, make, model, and rear axle configuration against the fitment list before installation.
Quality Assurance
LuK states that this differential bearing kit uses OE-quality components selected for the specific transmission or differential application, supporting a professional repair outcome.
Description
Axle Differential Bearing Kit for Rear Applications
The LuK GDK320D-MK is an axle differential bearing and seal kit built for professional transmission and differential repair. It includes OE-quality bearings selected for the specific application, helping restore proper differential operation in rear axle service.
Compatible with rear 8.0-inch and 8-inch applications on Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, Isuzu i-290, Isuzu i-370, Saab 9-7x, Buick Rainier, Isuzu i-280, Isuzu i-350, and Oldsmobile Bravada.
- OE-quality differential bearing kit for rear axle service
- Application-specific components selected for the listed driveline platforms
- Supports professional transmission and differential repair work
- Rear 8.0-inch and 8-inch fitments across multiple GM and Isuzu-based vehicles
- LuK part number GDK320D-MK for easy identification
Vehicle Fitment
- Fits 2004-2012 Chevrolet Colorado, Rear, 8.0"
- Fits 2004-2012 GMC Canyon, Rear, 8.0"
- Fits 2006-2010 Hummer H3, Rear, 8.0"
- Fits 2009-2010 Hummer H3T, Rear, 8.0"
- Fits 2002-2009 Chevrolet Trailblazer, Rear, 8"
- Fits 2002-2009 GMC Envoy, Rear, 8"
- Fits 2003-2008 Isuzu Ascender, Rear, 8"
- Fits 2007-2008 Isuzu i-290, Rear, 8.0"
- Fits 2007-2008 Isuzu i-370, Rear, 8.0"
- Fits 2005-2008 Saab 9-7x, Rear, 8"
- Fits 2004-2007 Buick Rainier, Rear, 8"
- Fits 2006 Isuzu i-280, Rear, 8.0"
- Fits 2006 Isuzu i-350, Rear, 8.0"
- Fits 2002-2004 Oldsmobile Bravada, Rear, 8"
This part cross-references 4620186100 and DRK320DMK for the same application.
What It Helps Repair
- Rear differential bearing wear or rough operation
- Noise from a worn axle differential bearing set
- Service needs during differential rebuilds
- Fitment-specific replacement for damaged OE bearings
- Repair work on GM and Isuzu rear axle assemblies
Installation Notes and Tips
Confirm the rear axle size before ordering, since this kit is listed for 8.0-inch and 8-inch applications. Verify the vehicle year, make, model, and rear axle configuration against the fitment list before installation.
Quality Assurance
LuK states that this differential bearing kit uses OE-quality components selected for the specific transmission or differential application, supporting a professional repair outcome.











