Sonnax 2.84 input carrier kit 77284-K for 4L60, 4L60E, 4L65E, and 4L70E GM applications transforms the popular 4L60 series from an OE “wide ratio” 3.06/1.63 to a “close ratio” 2.84/1.55 for game-changing acceleration on the track. This keeps performance engines in the optimal power band while allowing a longer pull in first and second gears, improving consistency and performance.
This kt includes:
Input Sun Gear
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