I need help finding 3.73 gears for my 93 LT-1. I have an all stock driveline so I was also wondering if 3.73's will fit. Does anyone have header advice?
93dream said:...was also wondering if 3.73's will fit.
When replacing 3.73 and numerically lower ratio gear sets with a 3.92 or higher gear, the carrier must be changed.
Ring Gear Dia. 8-1/2" Pinion Shaft Dia. 1.375"
10 Ring Gear Bolts Pinion Splines 26
3/8" x 24 RH Thds 10 Bolt Cover
Gear Ratio to Option Number Correlation
This information is on your vehicle build sheet - typically located in the glove box or storage compartment. See next page for more information.
Dana 36 axles Dana 44 axles
Ratio RPO Ratio RPO
2.59 GM1 3.07 G87
2.73 GU2 3.33 GT7
3.07 G44 3.45 GM3
3.31 GW4 3.54 GH0