AAM 40087998
AAM part number 40087998 is a differential cover in the Drivetrain system. This catalog matches it to 74 year-and-engine configurations from 2014 to 2025.
Verified fitment includes 2025 Ram 1500 3.0L L6 Turbocharged ; 2025 Ram 1500 3.6L V6 ; 2025 Ram 2500 6.4L V8 ; 2025 Ram 2500 6.7L L6 DIESEL Turbocharged ; 2025 Ram 3500 6.4L V8 , plus 69 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is AAM 40087998?
AAM part number 40087998 is a differential cover with published application data for 74 vehicle configurations from 2014 to 2025. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does AAM 40087998 fit?
This catalog matches 40087998 to 74 year-and-engine configurations from 2014 to 2025. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is AAM 40087998 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. AAM 40087998 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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