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Timken 3920 Differential Race - Front, Rear, Rear Inner or Rear OuterOE Quality 60-Day Returns
Part #: 3920

Timken 3920 Differential Race - Front, Rear, Rear Inner or Rear Outer

Rear
111 vehicles fit this part
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Fitment: Ram, Chevrolet, Dodge, GMC, Ford, and International, 2500, Avalanche 2500, Ram 3500, Silverado 3500, Ram 2500, Sierra 3500, Ram 2500 Van, Ram 3500 Van, E-250 Econoline, F-250, F-350, E-250 Econoline Club Wagon, F-500, P-500, 150, 200, M-450, 100, M-400, 1010, 1110, 1210, 1310, 1000D, 1200D, 1300D, 908C, 1000C, 1100C, 1300C, P410 Series, P420 Series, P450 Series, P400 Series, B-4, and F4
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Not what you need? See all Differential Race options

Timken 3920 Differential Race Overview

The Timken 3920 differential race is engineered for reliable performance in heavy-duty driveline applications. Designed to meet the specifications of Chevrolet, Dodge, Ford, GMC, and Ram trucks, this bearing race ensures precise fitment and durability for models such as the Silverado 3500 and Ram 2500.

  • Width options: 0.938 inches (23.81 mm) and 4.437 inches (112.71 mm)
  • Outside diameter measurements: 4.437 inches (112.71 mm)
  • Bearing cup radius: 0.130 inches (3.30 mm)
  • Compatible with multiple heavy-duty truck models
  • Part number 3920 for accurate identification

Technical Specifications and Design Details

The Timken 3920 differential race features precise dimensions critical for proper bearing seating and differential function. With a width of 0.938 inches (23.81 mm) and an outside diameter of 4.437 inches (112.71 mm), this race is designed to accommodate the bearing cup radius of 0.130 inches (3.30 mm). These measurements ensure a secure fit within the differential assembly, maintaining optimal alignment and load distribution under demanding conditions.

Compatible Vehicles and Applications

This differential race is compatible with a range of heavy-duty trucks, including Chevrolet Silverado 3500, Dodge Ram 2500 and 3500 (including van variants), Ford F-250 and F-350, GMC Sierra 3500, and Chevrolet Avalanche 2500. The Timken 3920 is suitable for use in driveline and axle assemblies where precise bearing fitment is essential for vehicle reliability and performance.

Common Issues Addressed by Timken 3920 Differential Race

  • Wear and tear on existing differential races causing noise or vibration
  • Improper bearing seating leading to premature bearing failure
  • Excessive play or looseness in the differential assembly
  • Corrosion or damage from harsh operating environments
  • Replacement during differential rebuilds or maintenance

Installation Notes and Tips

Ensure the differential housing is clean and free of debris before installation. Use appropriate tools to press the race evenly into place without damaging the bearing surface. Verify dimensions and fitment against OEM specifications for Chevrolet, Dodge, Ford, GMC, and Ram models listed. Proper lubrication of the bearing surfaces during assembly is recommended to prevent premature wear.

Quality Assurance and Warranty

Timken manufactures the 3920 differential race to meet stringent quality standards for durability and performance. While specific warranty details may vary, Timken products typically come with a limited warranty against defects in materials and workmanship. Refer to Timken’s official documentation for complete warranty information.

This part fits 111 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2018Ram2500Rear
2017Ram2500Rear
2016Ram2500Rear
2015Ram2500Rear
2014Ram2500Rear
2013Ram2500Rear11.5 in. Ring Gear
2012Ram2500Rear11.5 in. Ring Gear
2011Ram2500Rear11.5 in. Ring Gear
2006ChevroletAvalanche 2500Rear11.5 in. Ring Gear
2006DodgeRam 3500Rear11.5 in. Ring Gear
2005ChevroletAvalanche 2500Rear11.5 in. Ring Gear
2005ChevroletSilverado 3500Rear11.5 in. Ring Gear
2005DodgeRam 2500Rear11.5 in. Ring Gear
2005DodgeRam 3500Rear11.5 in. Ring Gear
2005GMCSierra 3500Rear11.5 in. Ring Gear
2004ChevroletAvalanche 2500Rear11.5 in. Ring Gear
2004ChevroletSilverado 3500Rear11.5 in. Ring Gear
2004DodgeRam 2500Rear11.5 in. Ring Gear
2004DodgeRam 3500Rear11.5 in. Ring Gear
2004GMCSierra 3500Rear11.5 in. Ring Gear
2003ChevroletAvalanche 2500Rear11.5 in. Ring Gear
2003ChevroletSilverado 3500Rear11.5 in. Ring Gear
2003DodgeRam 2500Rear11.5 in. Ring Gear
2003DodgeRam 2500 VanRear11.5 in. Ring Gear
2003DodgeRam 3500Rear11.5 in. Ring Gear
2003DodgeRam 3500 VanRear11.5 in. Ring Gear
2003GMCSierra 3500Rear11.5 in. Ring Gear
2002ChevroletAvalanche 2500Rear11.5 in. Ring Gear
2002ChevroletSilverado 3500Rear11.5 in. Ring Gear
2002GMCSierra 3500Rear11.5 in. Ring Gear
2001ChevroletSilverado 3500Rear11.5 in. Ring Gear
2001GMCSierra 3500Rear11.5 in. Ring Gear
1998FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1998FordF-250RWDRear InnerFull Float Axle - 10.25 in. Ring Gear - From 1/01/1998
1998FordF-2504WDRear InnerFull Float Axle - 10.25 in. Ring Gear - From 1/01/1998
1997FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1997FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1997FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1997FordF-350RWDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1997FordF-3504WDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1996FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1996FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1996FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1996FordF-350RWDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1996FordF-3504WDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1995FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1995FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1995FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1995FordF-350RWDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1995FordF-3504WDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1994FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1994FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1994FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1994FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - From 4/01/1994
1994FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1994FordF-350RWDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1994FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1994FordF-3504WDRear Inner10.25 in., 10.5 in. Ring Gear - From 4/1/1994
1994FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1993FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1993FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1993FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1993FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1993FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1992FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1992FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1992FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1992FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1992FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1991FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1991FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1991FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1991FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1991FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1991FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1990FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1990FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1990FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1990FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1990FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1990FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1989FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1989FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1989FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1989FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1989FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1989FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1988FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1988FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1988FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1988FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1988FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1988FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1987FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1987FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1987FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1987FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1987FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1987FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1986FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1986FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1986FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1986FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1986FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1986FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1985FordE-250 EconolineRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1985FordE-250 Econoline Club WagonRWDRear InnerFull Float Axle - 10.25 in. Ring Gear
1985FordF-250RWDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1985FordF-2504WDRear InnerFull Floating Axle - 10.25 in. Ring Gear - Thru 3/31/1994
1985FordF-350RWDRear Inner10.25 in. Ring Gear - Thru 3-31-1994
1985FordF-3504WDRear Inner10.25 in. Ring Gear - Thru 3-31-1994

* 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.