The Timken 4121500 is an Axilok Unitized Wheel Bearing Nut designed for commercial vehicle axle applications. Also cataloged as TB4121500, this nut is manufactured by Timken to secure wheel-end bearing assemblies on heavy-duty trucks. The unitized Axilok design integrates the locking mechanism into the nut body, providing a single serviceable fastener at the wheel end. Sold individually. Not sure this is the right nut for your application? Call us to confirm proper fit before ordering.
Features
Timken part number 4121500, also referenced as TB4121500
Axilok Unitized Wheel Bearing Nut design for heavy-duty commercial vehicle wheel ends
Secures wheel-end bearing assemblies as a single serviceable fastener
Sold individually (unit of measure: each)
Genuine Timken axle hardware
