The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Rear-End Identification help

**BigBird05** · 01-14-2022, 10:48 PM

I am looking at it a different way. 0521 is May 21st day, W is the plant that assembled the axle, 1 is first shift.

01-14-2022, 10:48 PM	#7
BigBird05 Senior Member Join Date: Aug 2019 Location: Cheraw Posts: 1,305	Re: Rear-End Identification help I am looking at it a different way. 0521 is May 21st day, W is the plant that assembled the axle, 1 is first shift.