For 1990-2009 cars

8.1L (L18) Base
GM Part Number | 19001810
Cold Cranking Amperage (CCA) | 600 A
Reserve Capacity Rating | 115 Minutes
Replacement Battery Number | 78-6YR, 78-7YR
8.1L (L18) Optional
GM Part Number | 19001814
Cold Cranking Amperage (CCA) | 770 A
Reserve Capacity Rating | 115 Minutes
7.2L (LG5) CAT Diesel
GM Part Number | 1150
Cold Cranking Amperage (CCA) | 770, 750 and 950 A
Reserve Capacity Rating | 160, 170 and 180 Minutes