Seller notes

Your trans needs two (2) of these, one for the 1-2 accum and one for the 3-4 accum. Pinless Accumulator Piston KitPart No. 77998-03KPinless Accumulator Piston AluminumD-Ring Viton®Seal PTFEBalls (2) SteelIn 200-4R applications, this kit can only be used in the 3-4 accumulator location.In GM 200-4R, 4L60 and 4L60-series units it is common to have poor shift quality, burnt bands or clutches due to accumulator piston wear. Repeated reciprocation of the accumulator piston causes wear at the piston ...

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