im putting a 241 dud t-case on my 47re and it has the 29s on the t-case now, i know i need to run a 23s, i was just woundering about the narrow and wide bearings, i need a narrow one right?
oh and the reson for needing to know fast is because theres a 23s on ebay for sale =] thanks!

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see im woundering now because i see this on a website and i have no idea what one to order.
TRS-352670DA
Input Shaft 23 Splines 4 1/4" with .630" wide input bearing $249.49
TRS-352670CC
Input Shaft 23 Splines 5 1/8" with .630" wide input bearing $168.24

TRS-371670B
Input Shaft 23 Splines 5 1/8" with .940" wide input bearing $168.24

TRS-352670CG Input Shaft 23 Splines 5" with .630" wide input bearing $249.49

TRS-352670CB
Input Shaft 23 Splines 5" with .940" wide input bearing