Time for more weights. Here is a comparison of some A8 suspension parts and S8 suspension parts, and rear leveling suspension.
Also a guest appearance of Secondary Air Injection parts.
I estimate I saved another 10kg from removing self leveling suspension and SAI.
A8 front shock
A8 front Spring
A8 self leveling rear shocks
A8 rear springs
S8 front shock
S8 front spring
S8 rear shock
S8 rear spring
SAI parts (almost all)
self leveling reservoir and pipe, some pipes missing