Superior Transmission Parts introduces our new, Made in the U.S.A. Superior Part # K0136 Directional Switch Valve/Servo Capsule replacement for use in all 700-R4 and 4L60E/65E/70E transmissions. Why take a chance with a worn out, jammed or damaged servo check ball capsule? This new Directional Switch Valve for 3rd accumulator apply/release circuit delivers a clean, positive 3rd gear apply and more importantly, a quick 3rd gear release. This also elevates any tie-up, bind or drag on 3-4 downshifts. Whether for a stock type unit, heavy-duty build or performance mod the K0136 is complete and ready to go. Simply remove the old servo capsule located in the case and install the New K0136 Directional Switch Valve. A Superior Solutions~Technology that Works…® product.