Articles and videos focusing on diagnosing and troubleshooting problems related to heavy duty engines.

Industry Accepted Maintenance Practices

To increase application performance and help ensure safety, refer to these “Technology & Maintenance Council (TMC) Recommended Maintenance Practices (RPs)” when handling wheel or drivetrain bearings.


Nut Torquing and Back-Off to Set Wheel Bearings

Follow this six-step procedure for nut torquing and back off to adjust wheel bearings to meet correct end play specifications.


Monitoring Wheel End Setting In Adjustable Wheel Bearing Systems

hen adjusted properly, wheel end setting should not change significantly during early operation. Over time, wear causes small changes, which worsen with poor cleanliness and improper maintenance practices. For proper wheel end cleaning and maintenance procedures, refer to TMC RP 622.


Servicing Pre-Adjusted Wheel Ends; Dos and Don’ts

To service pre-adjusted wheel ends and maximize performance, follow the DOs and DON’Ts below. Note: A spacer between the inner and outer bearings can identify a pre-adjusted wheel end.


Replacing Cups and Cones Together

Skill Level: Easy | Special Tools: None Timken recommends replacing the bearing cone (inner race) and bearing cup (outer race) at the same time and that both components come from the same manufacturer. Avoid Mixing Parts from Different Bearing Manufacturers Common Problems Caused By Mixing Parts • Incompatible internal bearing profile • Overall bearing width…


Installing a Timken Set-Right Preset Bearing

You can keep your trucks running smoothly by replacing the wheel end bearings using the manufacturer’s recommended schedule. In this video, you’ll see how to install a set-right preset bearing.


Adjusting Heavy Duty Wheel Bearings

As you can figure out from their name, preset bearings don’t require any setting or adjusting. If you’re not using a preset bearing, you have to adjust the bearings to create the right clearance between the inner and outer races.


Installing a Timken Premium Seal

A seal defends your wheel bearings from water, dirt, and debris, but it can only do its job if it is properly installed. Today I’m going to show you the right way to install our premium seals on a commercial vehicle wheel end.


Programming a Hub Odometer

A hub odometer provides a simple way to measure the miles on your trailers, so you know when it’s time for maintenance. This video will show you how to program a Timken hub odometer.


Removing a 2-Piece Seal Wear Ring

How to remove a wear ring from a two piece wheel seal.


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