Mopar Replacement Differential Assembly 3.90 LSD 2015-2023 Dodge Charger / Challenger / 300

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Part #:68427798AA 3.90 Ratio. Good Upgrade for Scat Pack or aggressive upgrade for an R/T. Mopar Replacement differential assemblies offer quality, along with an original equipment fit and function to keep your favorite Chrysler, Dodge, or Jeep on the road. You can count on these units to effectively drive your wheels, and keep you moving. Restore and repair your vehicle with genuine Mopar differential assemblies.Core Charge: Mopar will accept the same part number differential back as a core as long as the case is not cracked, shattered, or broken. The part number must be the same, other ratio types will not be accepted. You will be responsible for the return shipping of the core. Most of the time this will exceed the core price. The core cannot be returned to our storefront location, it must be shipped to the Mopar warehouse. Show more