GM IRS Rear Differential
Available in 3.23, 3.42, and 3.73 Ratios
3.23 is AWD only
Available with open or G80 Positraction Carriers
3.73 is G80 only
IC 154 (3.23 w/G80), 155 (3.23NL), 156 (3.42 w/G80), 157 (3.42NL), 158/220 (3.73 w/G80)
OE Part Number
IC 154 - 25979054
IC 155 - 25979053
IC 156 - 25979062
IC 157 - 25979061
IC 158 - 25868437
IC 220 - 20953704
NO CORE REQUIRED
Ships dry
FOB Minneapolis, MN, USA