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

: At roughly 209 lbs for the unit alone, it adds significant mass to the vehicle's powertrain. Wikipedia Reliability Summary

: Excellent thermal management compared to the older 48RE or 68RFE models. asian tranny 2009

: Specifically engineered for the "High Output" Cummins engine, managing over 650 lb-ft of torque in 2009.

: Features a wide 6-speed spread with double overdrive, optimizing fuel economy during highway cruising. The 2009 Aisin is widely regarded as a

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

: The external wiring harness between the transmission and its computer is poorly protected; if damaged by road debris, it can trigger "limp mode." In 2009, the Aisin 6-speed automatic (AS68RC) became

: Unlike domestic transmissions, the 2009 Aisin computer was difficult to reprogram, making it less ideal for hobbyists looking to add extreme aftermarket horsepower.