Luk GDK325A Axle Differential Bearing and Seal Kit - Rear

Name: Luk GDK325A Axle Differential Bearing and Seal Kit - Rear
Brand: Luk
SKU: BBZH-GDK325A
Price: 250.20 USD
Availability: InStock

Rear

⚙️ 166 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Chevrolet and GMC, C2500, C3500, Express 2500, Express 3500, G20, G2500, G30, G3500, K2500, K3500, P20, P2500, P30, P3500, R20, R2500, R30, R3500, Savana 2500, Savana 3500, V30, and V3500

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LuK GDK325A Differential Bearing Kit

The LuK GDK325A differential bearing kit provides OE-quality bearings for professional transmission and differential service. It is built for rear axle applications on a wide range of Chevrolet and GMC trucks, vans, and chassis-cab models with the 10.5-inch axle.

OE-quality differential bearing kit for transmission and axle repair
Includes the bearings needed for a professional differential service
Application-specific selection for the listed rear axle fitments
Direct replacement for common service needs on heavy-duty GM platforms

Fitment Coverage

Fits 1989-1997 Chevrolet C2500, rear, 10.5"
Fits 1989-1997 Chevrolet C3500, rear, 10.5"
Fits 1996-1997 Chevrolet Express 2500, rear, 10.5"
Fits 1996-1997 Chevrolet Express 3500, rear, 10.5"
Fits 1989-1997 Chevrolet K2500, rear, 10.5"
Fits 1989-1997 Chevrolet K3500, rear, 10.5"
Fits 1989-1997 Chevrolet P30, rear, 10.5"
Fits 1989-1997 GMC C2500, rear, 10.5"
Fits 1989-1997 GMC C3500, rear, 10.5"
Fits 1989-1997 GMC K2500, rear, 10.5"
Fits 1989-1997 GMC K3500, rear, 10.5"
Fits 1989-1997 GMC P3500, rear, 10.5"
Fits 1996-1997 GMC Savana 2500, rear, 10.5"
Fits 1996-1997 GMC Savana 3500, rear, 10.5"
Fits 1989-1996 Chevrolet G30, rear, 10.5"
Fits 1989-1996 GMC G3500, rear, 10.5"
Fits 1989-1995 Chevrolet G20, rear, 10.5"
Fits 1989-1995 GMC G2500, rear, 10.5"
Fits 1989-1991 Chevrolet R3500, rear, 10.5"
Fits 1989-1991 Chevrolet V3500, rear, 10.5"
Fits 1989-1991 GMC R3500, rear, 10.5"
Fits 1989-1991 GMC V3500, rear, 10.5"
Fits 1989 Chevrolet P20, rear, 10.5"
Fits 1989 Chevrolet R2500, rear, 10.5"
Fits 1989 GMC P2500, rear, 10.5"
Fits 1989 GMC R2500, rear, 10.5"
Fits 1988 Chevrolet C2500, rear, 10.5" 2nd Design
Fits 1988 Chevrolet C3500, rear, 10.5" 2nd Design
Fits 1988 Chevrolet G20, rear, 10.5" 2nd Design
Fits 1988 Chevrolet G30, rear, 10.5" 2nd Design
Fits 1988 Chevrolet K2500, rear, 10.5" 2nd Design
Fits 1988 Chevrolet K3500, rear, 10.5" 2nd Design
Fits 1988 Chevrolet P20, rear, 10.5" 2nd Design
Fits 1988 Chevrolet P30, rear, 10.5" 2nd Design
Fits 1988 Chevrolet R20, rear, 10.5" 2nd Design
Fits 1988 Chevrolet R30, rear, 10.5" 2nd Design
Fits 1988 Chevrolet V30, rear, 10.5" 2nd Design
Fits 1988 GMC C2500, rear, 10.5" 2nd Design
Fits 1988 GMC C3500, rear, 10.5" 2nd Design
Fits 1988 GMC G2500, rear, 10.5" 2nd Design
Fits 1988 GMC G3500, rear, 10.5" 2nd Design
Fits 1988 GMC K2500, rear, 10.5" 2nd Design
Fits 1988 GMC K3500, rear, 10.5" 2nd Design
Fits 1988 GMC P2500, rear, 10.5" 2nd Design
Fits 1988 GMC P3500, rear, 10.5" 2nd Design
Fits 1988 GMC R2500, rear, 10.5" 2nd Design
Fits 1988 GMC R3500, rear, 10.5" 2nd Design
Fits 1988 GMC V3500, rear, 10.5" 2nd Design

Common Repair Uses

Repairing differential bearing wear in the rear axle
Addressing noise from worn or damaged bearings
Restoring proper differential support during transmission or axle service
Replacing bearings during rebuild work on Chevrolet C2500, C3500, and GMC K3500 applications
Servicing 10.5-inch rear axle assemblies on heavy-duty GM trucks and vans

Installation Notes

Confirm the axle size and design before ordering, especially on 1988 models with the 2nd Design note. Professional installation is recommended for differential setup, bearing preload, and gear pattern verification. This part cross-references Timken DRK325A for the same application.

Quality Assurance

LuK selects OE-quality components for each specific transmission application to support a professional repair standard. The GDK325A is built as a service kit for the listed rear axle applications and is identified by part number GDK325A.

This part fits 166 vehicles. Search below:

Year	Make	Model	Position	Notes
1997	Chevrolet	C2500	Rear	10.5"
1997	Chevrolet	C3500	Rear	10.5"
1997	Chevrolet	Express 2500	Rear	10.5"
1997	Chevrolet	Express 3500	Rear	10.5"
1997	Chevrolet	K2500	Rear	10.5"
1997	Chevrolet	K3500	Rear	10.5"
1997	Chevrolet	P30	Rear	10.5"
1997	GMC	C2500	Rear	10.5"
1997	GMC	C3500	Rear	10.5"
1997	GMC	K2500	Rear	10.5"
1997	GMC	K3500	Rear	10.5"
1997	GMC	P3500	Rear	10.5"
1997	GMC	Savana 2500	Rear	10.5"
1997	GMC	Savana 3500	Rear	10.5"
1996	Chevrolet	C2500	Rear	10.5"
1996	Chevrolet	C3500	Rear	10.5"
1996	Chevrolet	Express 2500	Rear	10.5"
1996	Chevrolet	Express 3500	Rear	10.5"
1996	Chevrolet	G30	Rear	10.5"
1996	Chevrolet	K2500	Rear	10.5"
1996	Chevrolet	K3500	Rear	10.5"
1996	Chevrolet	P30	Rear	10.5"
1996	GMC	C2500	Rear	10.5"
1996	GMC	C3500	Rear	10.5"
1996	GMC	G3500	Rear	10.5"
1996	GMC	K2500	Rear	10.5"
1996	GMC	K3500	Rear	10.5"
1996	GMC	P3500	Rear	10.5"
1996	GMC	Savana 2500	Rear	10.5"
1996	GMC	Savana 3500	Rear	10.5"
1995	Chevrolet	C2500	Rear	10.5"
1995	Chevrolet	C3500	Rear	10.5"
1995	Chevrolet	G20	Rear	10.5"
1995	Chevrolet	G30	Rear	10.5"
1995	Chevrolet	K2500	Rear	10.5"
1995	Chevrolet	K3500	Rear	10.5"
1995	Chevrolet	P30	Rear	10.5"
1995	GMC	C2500	Rear	10.5"
1995	GMC	C3500	Rear	10.5"
1995	GMC	G2500	Rear	10.5"
1995	GMC	G3500	Rear	10.5"
1995	GMC	K2500	Rear	10.5"
1995	GMC	K3500	Rear	10.5"
1995	GMC	P3500	Rear	10.5"
1994	Chevrolet	C2500	Rear	10.5"
1994	Chevrolet	C3500	Rear	10.5"
1994	Chevrolet	G20	Rear	10.5"
1994	Chevrolet	G30	Rear	10.5"
1994	Chevrolet	K2500	Rear	10.5"
1994	Chevrolet	K3500	Rear	10.5"
1994	Chevrolet	P30	Rear	10.5"
1994	GMC	C2500	Rear	10.5"
1994	GMC	C3500	Rear	10.5"
1994	GMC	G2500	Rear	10.5"
1994	GMC	G3500	Rear	10.5"
1994	GMC	K2500	Rear	10.5"
1994	GMC	K3500	Rear	10.5"
1994	GMC	P3500	Rear	10.5"
1993	Chevrolet	C2500	Rear	10.5"
1993	Chevrolet	C3500	Rear	10.5"
1993	Chevrolet	G20	Rear	10.5"
1993	Chevrolet	G30	Rear	10.5"
1993	Chevrolet	K2500	Rear	10.5"
1993	Chevrolet	K3500	Rear	10.5"
1993	Chevrolet	P30	Rear	10.5"
1993	GMC	C2500	Rear	10.5"
1993	GMC	C3500	Rear	10.5"
1993	GMC	G2500	Rear	10.5"
1993	GMC	G3500	Rear	10.5"
1993	GMC	K2500	Rear	10.5"
1993	GMC	K3500	Rear	10.5"
1993	GMC	P3500	Rear	10.5"
1992	Chevrolet	C2500	Rear	10.5"
1992	Chevrolet	C3500	Rear	10.5"
1992	Chevrolet	G20	Rear	10.5"
1992	Chevrolet	G30	Rear	10.5"
1992	Chevrolet	K2500	Rear	10.5"
1992	Chevrolet	K3500	Rear	10.5"
1992	Chevrolet	P30	Rear	10.5"
1992	GMC	C2500	Rear	10.5"
1992	GMC	C3500	Rear	10.5"
1992	GMC	G2500	Rear	10.5"
1992	GMC	G3500	Rear	10.5"
1992	GMC	K2500	Rear	10.5"
1992	GMC	K3500	Rear	10.5"
1992	GMC	P3500	Rear	10.5"
1991	Chevrolet	C2500	Rear	10.5"
1991	Chevrolet	C3500	Rear	10.5"
1991	Chevrolet	G20	Rear	10.5"
1991	Chevrolet	G30	Rear	10.5"
1991	Chevrolet	K2500	Rear	10.5"
1991	Chevrolet	K3500	Rear	10.5"
1991	Chevrolet	P30	Rear	10.5"
1991	Chevrolet	R3500	Rear	10.5"
1991	Chevrolet	V3500	Rear	10.5"
1991	GMC	C2500	Rear	10.5"
1991	GMC	C3500	Rear	10.5"
1991	GMC	G2500	Rear	10.5"
1991	GMC	G3500	Rear	10.5"
1991	GMC	K2500	Rear	10.5"
1991	GMC	K3500	Rear	10.5"
1991	GMC	P3500	Rear	10.5"
1991	GMC	R3500	Rear	10.5"
1991	GMC	V3500	Rear	10.5"
1990	Chevrolet	C2500	Rear	10.5"
1990	Chevrolet	C3500	Rear	10.5"
1990	Chevrolet	G20	Rear	10.5"
1990	Chevrolet	G30	Rear	10.5"
1990	Chevrolet	K2500	Rear	10.5"
1990	Chevrolet	K3500	Rear	10.5"
1990	Chevrolet	P30	Rear	10.5"
1990	Chevrolet	R3500	Rear	10.5"
1990	Chevrolet	V3500	Rear	10.5"
1990	GMC	C2500	Rear	10.5"
1990	GMC	C3500	Rear	10.5"
1990	GMC	G2500	Rear	10.5"
1990	GMC	G3500	Rear	10.5"
1990	GMC	K2500	Rear	10.5"
1990	GMC	K3500	Rear	10.5"
1990	GMC	P3500	Rear	10.5"
1990	GMC	R3500	Rear	10.5"
1990	GMC	V3500	Rear	10.5"
1989	Chevrolet	C2500	Rear	10.5"
1989	Chevrolet	C3500	Rear	10.5"
1989	Chevrolet	G20	Rear	10.5"
1989	Chevrolet	G30	Rear	10.5"
1989	Chevrolet	K2500	Rear	10.5"
1989	Chevrolet	K3500	Rear	10.5"
1989	Chevrolet	P20	Rear	10.5"
1989	Chevrolet	P30	Rear	10.5"
1989	Chevrolet	R2500	Rear	10.5"
1989	Chevrolet	R3500	Rear	10.5"
1989	Chevrolet	V3500	Rear	10.5"
1989	GMC	C2500	Rear	10.5"
1989	GMC	C3500	Rear	10.5"
1989	GMC	G2500	Rear	10.5"
1989	GMC	G3500	Rear	10.5"
1989	GMC	K2500	Rear	10.5"
1989	GMC	K3500	Rear	10.5"
1989	GMC	P2500	Rear	10.5"
1989	GMC	P3500	Rear	10.5"
1989	GMC	R2500	Rear	10.5"
1989	GMC	R3500	Rear	10.5"
1989	GMC	V3500	Rear	10.5"
1988	Chevrolet	C2500	Rear	10.5" 2nd Design
1988	Chevrolet	C3500	Rear	10.5" 2nd Design
1988	Chevrolet	G20	Rear	10.5" 2nd Design
1988	Chevrolet	G30	Rear	10.5" 2nd Design
1988	Chevrolet	K2500	Rear	10.5" 2nd Design
1988	Chevrolet	K3500	Rear	10.5" 2nd Design
1988	Chevrolet	P20	Rear	10.5" 2nd Design
1988	Chevrolet	P30	Rear	10.5" 2nd Design
1988	Chevrolet	R20	Rear	10.5" 2nd Design
1988	Chevrolet	R30	Rear	10.5" 2nd Design
1988	Chevrolet	V30	Rear	10.5" 2nd Design
1988	GMC	C2500	Rear	10.5" 2nd Design
1988	GMC	C3500	Rear	10.5" 2nd Design
1988	GMC	G2500	Rear	10.5" 2nd Design
1988	GMC	G3500	Rear	10.5" 2nd Design
1988	GMC	K2500	Rear	10.5" 2nd Design
1988	GMC	K3500	Rear	10.5" 2nd Design
1988	GMC	P2500	Rear	10.5" 2nd Design
1988	GMC	P3500	Rear	10.5" 2nd Design
1988	GMC	R2500	Rear	10.5" 2nd Design
1988	GMC	R3500	Rear	10.5" 2nd Design
1988	GMC	V3500	Rear	10.5" 2nd Design

* 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:

4620071100DRK325ARA325ASDK325-A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.