All yokes are made specifically for Reid Racing by Mark Williams:

1350 Yoke for our Powerglide PGH1R roller bearing tailhousings.

These yokes are through hardened to work with roller style bearings.

*Note: If you are using a stock yoke, due to the precise dimension of the needle bearing, some yokes may need polishing to fit correctly. Accepts 1.497″ – 1.499″ O.D. yokes. Some yokes are produced at 1.502″ to compensate for bushing wear. MEASURE YOURS!