Hi, MFactory reply this to my mail :
"
The plated types can be used on the road but are clunky and not practical compared to Helical ones (they are much better on the track however)"
And Drexler diffs don't only supply the LSD, they do everything, but expansive : 2.677,50 € and "
Additional costs for serviceable parts such as oil seals and bearings are carried by the customer. The cost of these parts is always detailed to the customer in the form of a quote."
Soooooo ...
