Asian Tranny 2009 -

The 2009 Aisin is widely regarded as a "million-mile" transmission if maintained with regular fluid changes. It is the preferred choice for drivers who prioritize reliability and towing capacity over high-speed racing or heavy engine modifications. Southside Dodge

: Features a wide 6-speed spread with double overdrive, optimizing fuel economy during highway cruising. asian tranny 2009

: Engine braking integration is top-tier, providing stable descent when hauling heavy trailers. ❌ The Bad The 2009 Aisin is widely regarded as a

: Known for a "seamless" feel where the torque converter locks up in almost every gear to reduce heat and improve efficiency. Pro/Con Analysis ✅ The Good : Engine braking integration is top-tier, providing stable

In 2009, the Aisin 6-speed automatic (AS68RC) became the gold standard for heavy-duty hauling, specifically paired with the . It was designed to handle higher torque loads than the standard Chrysler-built transmissions of the era. Cummins Diesel Forum Key Performance Specs