47RE,48RE Rear Servo Piston 1997-up
The rear servo piston in Chrysler 47RE and 48RE '97-later units can get wedged in the bore, causing bind in Reverse. Intermittent binding leads to bore wear and band damage. The improved design and material of Sonnax rear servo piston 22912C eliminates these concerns for consistent rear band apply.
- Modified seal ridges prevent piston from sticking in case bore
- Billet aluminum won’t crack like OE cast piston
- 2.460" O.D. piston
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