King Pins, Spring Pins, and Bushings

BSP Spring Pin

STEMCO Kaiser has raised the level of Spring Pin performance. The BSP Spring Pin is the only grease grooved spring pin in the industry. It begins with superior design, material and workmanship that makes our pins unique.


Provide 300% more grease between pin and bushing

Our Spring Pins fit into any existing spring eye. Just adding our Spring Pins alone will extend life over what you are currently using.

Our parts are made in the USA and tested to failure, then they are extensively road tested in a real-world environment. The result is a level of reliability and performance that leads the industry and keep you on the road for up 1,000,000 miles.

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