Semi Floating Axle, GM 1980 to present 2500, 3500, Trucks, Vans, Suburban and more. Must check to confirm Semi Floating Axle, Ring gear bulge on drivers side of center. Holds 5 quarts
*Relieved for cross member*
GM Trucks and Suburbans 1992 to present. Models 1500, 2500, 3500 Trucks, Vans and Motorhomes, 6.0 Liter HD trucks. Holds 4 quarts more fluid than stock pan