Aisin Warner 55-50 Lockup Relay Control Valve & Sleeve
Transtar Part Number: S89741C
Transtar now carries the Lockup Relay Control Valve & Sleeve for the Aisin Warner 55-50 transmission. This item from Sonnax Industries, Inc. (59947-01K) is an upgraded aftermarket item that addresses the common occurrences of TCC Apply/Release problems, reduced torque converter pressure, overheated fluid, and bushing and solenoid failure due to wear. This drop-in replacement product features upgraded materials and tight tolerances to help prevent a reoccurrence of the original problems.