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3.15

  1. Best diff gears for boosted A10? 3.15?

    ESS G3 w/ G4 intercooler (100mm pulley), Midnight Stg 2+ built A10R80 w/ circle d converter (rated 1300whp), LP triple pump fuel system, ID1050 injectors, full exhaust, full BMR/Viking drag suspension. Tuned by Lund currently running 3.55 gears as the car came with them, but I see A LOT of-if...

  2. Help Diagnosing Damaged Differential

    Need some help diagnosing my damaged differential. Wanted to see if any experts in here might know what is wrong since I know next to nothing about differentials. Car is a 2015 mustang gt, 6r80 with the 3.15 differential. ~125k miles on diff. Started noticing noise when going from drive to...

  3. Texas WTT 3.55 Gears for 3.15

    I have 3.55 gears wanting 3.15

  4. 3.15 to 3.31 Diff, ABS, Traction, AdvancTrac

    ***ISSUE SOLVED*** There is a SMALL round Toner Ring ( google has no pics nor does ford) It is a super small flat ring with 3 pegs that sits on the half shaft between the Hub bearing assembly. No documentation it, ford dealer could not even find the issue. After comparing the left to right side...





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