What Year Did Chevy Start Using 6 Speed Transmission

The 6L90 transmission has a wide overall ratio spread of 604 compared to 331 in the previous 4L80.

What year did chevy start using 6 speed transmission. The ST10s production in GM vehicles was from 1974 to 1988. Transmission options were a 4-speed 4L60E automatic 1500 only standard from 2007 2009 4-speed 4L80E automatic 2500 only standard 2007 only 6-speed 6L80 automatic 1500 only optional in 2009 standard from 2010 2014 and a 6-speed 6L90 automatic 2500 only standard from 2008 2013. ALL 06s have the 6 speed regardless of being an LLY or LBZ.

Those from 1955-68 may have electric overdrive. GM sources some of their transmissions from elsewhere too. In fact GM was recently slapped with a class action lawsuit over the.

Previous Article What is a screen test in acting. I drove an Equinox once and that had a fantastic 5-speed automatic. 5 Oct 15 2009.

My information is that 2009 was the first year for the 6 speed. It was an evolution of the Turbo-Hydramatic 400 first produced in October 1963GM 4L80-E transmission. According to the suit each of the named vehicles has one of two eight-speed automatic transmissions made by GM the GM 8L90 or the GM 8L45.

Cast iron case and extension housing with 4-bolt side cover. What transmission is in a 2016 Silverado 1500 6 speed. The 4L80-E and similar 4L85-E was a series of automatic transmissions from General Motors.

Psychological disciplines Post navigation. Because of production quality issues no Corvettes were produced in 1983. I later found out it was sourced from Aisin.