Sonnax Heavy Duty Low/Reverse Servo Piston TH400 / 4L80E Early – 34914-01
$ 60.30
- Description TH400, 4L80-E Heavy Duty Low/Reverse Servo Piston Part No. 34914-01 Fits all TH400 & ’95-earlier 4L80-E. OE Part No. 24232745 OE cast aluminum servo pistons can be brittle and are prone to breaking. Sonnax heavy duty low/reverse servo piston 34914-01 for GM TH400 and ’95-earlier 4L80-E transmissions is a direct replacement upgrade made from high-strength, billet aluminum to prevent failure.
