1. Jun 11, 2026 at 8:20 AM #1
   

   SRT-Tom Well-Known Member Staff Member Super Moderator Article Writer

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   Good drag strip comparison between a car with stock 3.23 gears and 3.73 lower gears.
   
   
   

    
2. Jun 12, 2026 at 11:13 AM #2
   

   Cloverdale Full Access Member

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   Mine wasn't complete or as satisfying until the swap to the 3.91 LSD rear diff, which in my case came from a manual trans car and required an axle change. From a previous thread on our forum:
   
   
   https://www.challengerforum.com/threads/mopar-68427798aa-rear-axle-upgrade.7073/

    

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