This rocker lever fit is designed for Cummins engines ISX and QSX X15. The OE/OEM part number for this component is 4059297 and the manufacturer part numbers is 4059298 . Made in China, this rocker arm is a crucial valvetrain component for your engine and is sure to fit perfectly with the specified engines.
Supersedes:4059298
Condition:New / OEM Quality
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