What year and model truck?
46-54 1/2 ton are Hyatt 11445z, GM# 187434, 7450438, Hyatt KA-11445-Z, Timken 17887, 17831

https://www.ebay.com/itm/NEW-DEPARTURE-HYATT-11445Z-JOURNAL-ROLLER-BEARING/272618463996?epid=1801807781&hash=item3f7953a2fc:g:gvQAAOSw~CFY5AcM

Last edited by sstock; 11/02/2019 2:10 PM.

1953 Chevrolet 3100
261 cu inch, sm420, 3.55 rear, torque tube still,omaha orange, still 6 volt, RPO green glass, side carrier spare, all done
In the DITY Gallery
Video of the 261 running

1964 GMC 1000
305 Big Block V6, sm420, the next cab off restoration