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Neapco · Drivetrain
3-4138
In stock · ships from Knoxville
The Neapco 3-4138 is a heavy-duty universal joint from the 4C series, featuring wing-style low wing threaded (LWT) bearing caps.
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Universal fit
This universal joint fits drivelines using 4C series wing bearings with 4.234" pilot diameter, 1.438" bolt hole centerline, and LWT threaded caps. Verify your driveline dimensions before ordering.
Part data verified against 5 catalog sources
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It is designed for driveline applications requiring a 4.234-inch pilot diameter and 1.438-inch bolt hole centerline. This u-joint includes a grease fitting in the cross for lubrication and is commonly used in commercial truck drivelines to replace worn or damaged joints. Typical replacement is needed when vibrations, clunking, or excessive driveline play occur.
Part Number: 3-4138
4C ALL THREADED U-JOINT
Category: Driveline
Unit: ea
Dealer: Post Onsite
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