. 104960-01k 6l80 6l90 Transmission Sonnax 4-5-6 Clutch Apply Piston Kit

Details:

GM 6L80 and 6L90 transmissions often suffer failure of the 4-5-6 clutch assembly due to OE design shortcomings. Insufficient clutch piston-to-plate apply surface area causes clutch plate failure, especially when apply pressures exceed OE specifications. The other problem is flexing and bowing of the backing plate (coning), which is a primary source of clutch failure.The heavy-duty Sonnax 4-5-6 clutch apply piston kit 104960-01K addresses these weak areas in two ways:A modified OE clutch apply pi...

Specifications:

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