Thanks guys!
I did find these side gears, but the description says they are for overdrive equipped trucks (????), PN 1805308. Didn't know OD trans was used in trucks....
https://www.ebay.com/itm/NOS-GM-1955-1956-Chevrolet-1-2-ton-pickup-axle-gears-with-overdrive-transmission/274019280562?_trkparms=aid%3D111001%26algo%3DREC.SEED%26ao%3D2%26asc%3D20140905073823%26meid%3De151635be4eb41338a95f51a51bd1a11%26pid%3D100284%26rk%3D1%26rkt%3D2%26sd%3D274019280562%26itm%3D274019280562%26pmt%3D0%26noa%3D1%26pg%3D5713&_trksid=p5713.c100284.m3505
Last edited by X-Farmboy; 10/05/2019 10:28 PM.