Recover hydraulic control and renew shift feel and performance in GM 6T70, 6T75, 6T80 (Gen. 2) transmissions by installing Sonnax drop-in 4-5-6 sleeved accumulator piston kit #124740-68K. This kit provides a positive sealing O-ringed sleeve to eliminate oil leaks and restore normal shift operation and feel, even in the most severely worn bores.
New Sonnax GM 6T70/75/80 (Gen. 2) 4-5-6 Sleeved Accumulator Piston Kit
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