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The illustrations below show appropriate measurements required to identify the most common styles of u-joints. We recommend using a caliper or micrometer to most accurately measure u-joints. Once you have recorded your measurements, click on the images below to select the appropriate style of u-joint you have. You will then be directed to The Expert to identify your u-joint kit by the dimensions you recorded.


Bearing Plate

Bearing Plate / Wing™ Series  Half Round


Inside Snap Ring

Inside Snap Ring / Wing Bearing

 Outside Snap Ring




Outside Snap Ring / Inside Snap Ring  Outside Snap Ring / Wing™ Series  Spicer Life Series (SPL) (Spring Tab Style) 


Wing™ Series Cap & Bolt Pot

Threaded Cap Threaded Plate