TJ rubi flares are 1.75" wider than any other stock jeep TJ flare.
all JK flares are the same, only option is painted or black textured
for what it's worth, I run 38's on 15x8 rims with 4" backspace with 4" lift, no flare trimming, & 1.25" body lift.
stock 4:10 gears too, with 4 to 1 I'm still...