GM Corp. 14-Bolt 10.50"- Ring & Pinion

Applications: 1973-up GM 3/4 & 1 ton (F/S) rear axles Case Changes: Low 3.42 - 4.10 and High 4.56 - 5.13

GGG810342 3.42 ratios

GGGM14-105-373 3.73 ratios

GGGM14-105-410 4.10 ratios

GGGM14-105-456 4.56 ratios

GGGM14-105-456X 4.56 ratios - (thick gears)

GGGM14-105-488X 4.88 ratios - (thick gears)