Allison LT 1000, 2000, 2400 Main Shaft

Output Shaft (2wd) (00-Up) (121678) (29536845)

Input Shaft (w/ 44mm Dia T1 Bearing) (00-04) (121670) (29536214)

Input Shaft (w/ 55mm Dia T1 Bearing) (05-Up) (121670A)

Input Shaft (HD) (w/ 44mm Dia T1 Brg) (Upgraded Steel) (Use w/ A121678HD) (00-04) (A121670HD) (29536214)

Output Shaft (4wd) (00-Up) (121678A) (29531252)