The pan accommodates both two- and four-wheel-drive vehicles and can be installed with the engine in the chassis. The Allison 1000 is a phenomenal transmission. However, all good things can be ...

Most Duramax trucks are paired alongside an Allison transmission, known for their reliability and performance, but these are ...

After about 30 minutes, Ceballos was ready to lower the Allison 1000, which still looked to ... resulting in better fuel economy. 06.With the pan off, we could now get a good look at the valvebody ...

If there’s a name that General Motors truck buyers trust, its Allison. The Indianapolis-based engineering firm, which was once a owned by GM, introduced its 1000-series transmission in 1999 ...