HomeDriveline and Axles > Service KitsTimken DRK325A Axle Differential Bearing and Seal Kit - Rear
Part #: DRK325A

Timken DRK325A Axle Differential Bearing and Seal Kit - Rear

Rear
194 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet and GMC, Express 2500, Express 3500, P30, P3500, Savana 2500, Savana 3500, C2500, C2500 Suburban, C3500, G30, K2500, K2500 Suburban, K3500, G3500, G20, G2500, R2500 Suburban, R3500, V2500 Suburban, V3500, P20, R2500, P2500, R20, R20 Suburban, R30, V20 Suburban, and V30
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Axle Differential Bearing and Seal Kit for GM Rear Axles

Timken DRK325A is an axle differential bearing and seal kit for rear applications that use a 10.5-inch ring gear. It is built for service work on Chevrolet and GMC trucks and vans from 1988-1997, including heavy-duty C/K, G, P, R, and V series models.

Key Features

  • Timken DT Components service kit for differential, transfer case, and transmission applications
  • Includes the bearings and seals needed to complete differential service
  • For rear axle use on 10.5-inch ring gear applications
  • Fits vehicles with the automatic transmission output shaft bearing note where specified
  • Cross-references Timken DK325A and RA325A for the same application
  • Part number: DRK325A

Detailed Description

Timken DRK325A is a rear axle differential bearing and seal kit for GM trucks and vans equipped with the 10.5-inch ring gear, including 2nd design applications. This kit is part of Timken’s DT Components line, which groups the bearings and seals needed for differential service in one application-specific package. Use it for Chevrolet Express 2500, Express 3500, C2500, C3500, K2500, K3500, G30, P30, and related GMC Savana, C/K, G, P, R, and V series models listed in the fitment data. If you are servicing a Chevrolet C2500 rear differential or a GMC Savana 3500 rear axle, DRK325A matches the confirmed vehicle coverage.

What It Helps Fix

  • Rear differential bearing noise
  • Seal leakage at the axle or differential assembly
  • Wear found during differential rebuild service
  • Service needs on 10.5-inch ring gear rear axles
  • Replacement of worn bearings and seals during axle teardown

Installation Notes and Tips

Verify the axle configuration before ordering. This kit is listed for rear applications only and includes fitments with 10.5-inch ring gear, 2nd design, and specific notes for early or mid-1988 production where applicable. Confirm the vehicle’s year, make, model, and rear axle details against the fitment list before installation. Part number DRK325A is also referenced by DK325A and RA325A.

Quality Assurance

Timken markets DT Components rebuild kits as application-specific service kits containing the bearings and seals needed for the job. DRK325A follows that OE-focused service approach for confirmed GM rear axle applications.

This part fits 194 vehicles. Search below:

YearMakeModelPositionNotes
1997ChevroletExpress 2500Rear10.5 in. Ring Gear - 2nd Design
1997ChevroletExpress 3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1997ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1997GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1997GMCSavana 2500Rear10.5 in. Ring Gear - 2nd Design
1997GMCSavana 3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996ChevroletC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1996ChevroletExpress 2500Rear10.5 in. Ring Gear - 2nd Design
1996ChevroletExpress 3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996ChevroletK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1996ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996GMCC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1996GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996GMCK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1996GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1996GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1996GMCSavana 2500Rear10.5 in. Ring Gear - 2nd Design
1996GMCSavana 3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1995ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995ChevroletC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1995ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1995ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1995ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995ChevroletK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1995ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1995GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995GMCC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1995GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1995GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1995GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995GMCK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1995GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1995GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1994ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994ChevroletC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1994ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1994ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1994ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994ChevroletK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1994ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1994GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994GMCC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1994GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1994GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1994GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994GMCK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1994GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1994GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1993ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993ChevroletC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1993ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1993ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1993ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993ChevroletK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1993ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1993GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993GMCC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1993GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1993GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1993GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993GMCK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1993GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1993GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1992ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992ChevroletC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1992ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1992ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1992ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992ChevroletK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1992ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1992GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992GMCC2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1992GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1992GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1992GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992GMCK2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1992GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1992GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1991ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1991ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1991ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1991ChevroletR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991ChevroletR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991ChevroletV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991ChevroletV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1991GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1991GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1991GMCR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991GMCR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1991GMCV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1991GMCV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1990ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1990ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1990ChevroletR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990ChevroletR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990ChevroletV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990ChevroletV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1990GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1990GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1990GMCR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990GMCR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1990GMCV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1990GMCV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1989ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1989ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989ChevroletP20Rear10.5 in. Ring Gear - 2nd Design
1989ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1989ChevroletR2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989ChevroletR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989ChevroletR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989ChevroletV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989ChevroletV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1989GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1989GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989GMCP2500Rear10.5 in. Ring Gear - 2nd Design
1989GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1989GMCR2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989GMCR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989GMCR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1989GMCV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1989GMCV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988ChevroletC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988ChevroletC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988ChevroletG20Rear10.5 in. Ring Gear - 2nd Design
1988ChevroletG30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1988ChevroletK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988ChevroletK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988ChevroletP20Rear10.5 in. Ring Gear - 2nd Design
1988ChevroletP30RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1988ChevroletR20Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988ChevroletR20 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988ChevroletR30Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988ChevroletV20 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988ChevroletV30Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988GMCC2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988GMCC3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988GMCG2500Rear10.5 in. Ring Gear - 2nd Design
1988GMCG3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1988GMCK2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988GMCK3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988GMCP2500Rear10.5 in. Ring Gear - 2nd Design
1988GMCP3500RearFits vehicles with 10.5 inch Ring Gear and Automatic Transmission Output Shaft Bearing.
1988GMCR2500Rear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988GMCR2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988GMCR3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988
1988GMCV2500 SuburbanRear10.5 in. Ring Gear - 2nd Design - From Early 1988
1988GMCV3500Rear10.5 in. Ring Gear - 2nd Design - From Mid 1988

* 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.