This 1997 Chevy Suburban has a 5.7-liter engine, 6-inch suspension lift, and 35-inch tires. The truck is regularly used off-highway and to tow trailers. It also ...

A give you a performance guide to the GM 4L80E Transmission and help out with the driveline of your next build.

BluePrint Engines offers its 632ci 815-hp big-block Chevy-compatible crate with Gearstar’s 4L80E automatic overdrive for an inclusive cost-effective combo.

The owner of this rig could've kept paying to have the 4L60E rebuilt, but instead chose to replace it with the much beefier 4L80E four-speed automatic transmission.