Pierścień synchronizatora automatycznej skrzyni biegów

Stożek synchronizatora ZF AS TRONIC 12 AS 2001 BO, 12 AS 2301, 12 AS 2301 IT, 12 AS 2301 IT ASF, 12 AS 2530 SO, 12 AS 2530 SO W, 12 AS 2530 TO, 12 AS 2530 WO, 12 AS 2535 SO, 12 AS 2535 SO W