The Williamstown victim's name has not been released by police.
The man was riding east on South Black Horse Pike at Washington Avenue in Monroe Township at about 3:45 p.m. when he hit the passenger side of the truck driven by a 56-year-old man, also from Williamstown, Monroe Township police said.
As the pickup crossed over the eastbound lanes of the pike, the truck's driver failed to yield the right of way to the motorcyclist, police said.
No charges had been filed.
The crash remains under investigation.
Witnesses are urged to call Monroe Township Police Officer Matt Shipley at 856-728-9800, ext. 578.
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