The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Difference between HO 33 and HO35 rear differential?

**kwmech** · 10-29-2025, 11:52 AM

Are you sure its a rockwell rear and not a GM 12 bolt. Post up a picture of it if you can

10-29-2025, 11:52 AM	#2
kwmech Senior Member Join Date: Mar 2003 Location: Colfax-California Posts: 8,944	Re: Difference between HO 33 and HO35 rear differential? Are you sure its a rockwell rear and not a GM 12 bolt. Post up a picture of it if you can