If you've replaced your original Tesla open diff with the Quaife limited slip unit, or if you have a DU with a busted /cracked case, I'd be happy to recycle the old unit from you to run some experiments with.
Please PM me if you have one sitting around the shop.
I am designing a low speed(6mph) electric vehicle that will be used to transport loadings of about 400lb and will have total weight(loaded) of 1400lb. I will be using an electric motor with a 19 tooth spline from a golf cart and calculated I need a gear ratio of 25:1. However no rearend...