[HAWAIIZR-1]

Originally Posted by rosseich

I'm planning to swap out my stock 3.45 gears for a 3.91 and have a question. Does the stock differential carrier work with any gear set? I'm hoping to avoid replacing my stock posi carrier.

Thanks.

Yes, you are good to go to change to lower gear ratios with our Dana 44 HD rear. You can do more research, but here is an example
of gear ratios available. It is the Dana 36 in base model autos that have limitations.

https://www.corvettepartsonline.net/...-ring-pinions/