RapidRobert, I'm almost positive they made some 2.45 gears in the 9 1/4 axle. It seems like a set of those were in a rusty Cordoba I parted out decades back. I had an M body Grand Fury with the 2.2? gears in an 8 1/4 axle. It was a slug, so those were swapped for some 2.94 cogs!