ok so i have a 1999 audi a4 1.8t quattro with the 5 speed dwr trans with a gt28rs built bottom end from euro spec sport... i ported polished th head... never dynoed....the vin is WAUCB28D4XA062304 i am having problems getting a pinion bearing called a double roller taper bearing it supports the mainshaft on one side of the bearing and the other side contacts the race in the front part of the trans closer to the ring gear i need the double roller taper bearing and race... audi has sent me diagrams... and this bearing and race is not lised if you can get ahold of a audi diagram froma dealer illistration 409-15 pinion shaft number 2 there is a bearing that sits against the gear but there is not illistration that shows the bearing so they cannot order me one... i have called numerous places even *** the bearing company they said its a dealer part which cannot be possible at anyrate the number on the bearing is 566573d h75ba austria and p.a arer also listed on it.... no one has a cracked tranny 2 get one out of... and i dont want 2 spend a thousand bucks on a trans....there are few to none trans shops here that will look at a bearing that goes to an audi... please help..... any more info contact me at 7035815863 and my email is [email protected] thanks for reading lataq