Steven Klein Fatal Motorcycle Crash 57 Freeway, Diamond Bar Boulevard

Motorcyclist Killed in Diamond Bar Collision Identified

Steven Klein Fatal Motorcycle Crash 57 Freeway, Diamond Bar BoulevardDIAMOND BAR, Calif. (August 25, 2021) – Steven Klein, 51, a resident of Bullhead City, Arizona, died Saturday morning in a motorcycle crash with a big rig truck on the 57 Freeway in Diamond Bar.

The deadly collision happened about 2:46 a.m. on Saturday, August 21, just south of Diamond Bar Boulevard, according to the California Highway Patrol.

Steven Klein Diamond Bar Fatal Motorcycle Accident

The motorcyclist was traveling northbound on the Orange (57) Freeway when he allegedly made an unsafe lane change into the No. 5 lane. His 2016 Harley Davidson allegedly struck the right rear-end of the truck. That’s when he lost control and crashed into a concrete K-rail.

Steven Klein suffered major injuries and died at the scene, according to the Los Angeles County coroner. The truck driver did not report any injuries.

Meanwhile, witnesses may contact the CHP’s Baldwin Park area office at 626-338-1164.

Our thoughts and prayers are with the family of Mr. Klein as they cope with this tragedy.


Johnson Attorneys Group does not represent any of the parties mentioned above; nor is it our intent to represent any of the parties. If you would like to contribute to this story or you have legal questions about a potential case, please contact us.

James Johnson

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