Avanzas came with GS maintenance needed batteries. Some lasted less than a year. some more than a year. and there are some na 2 years na ay OK pa.

Mine only lasted 1.5 years. alaga ko sa battery fluid. laging nakalubog ang mga plates. once a month ako mag check.

Mayroon naman na nag leak at tumapon ang battery fluid sa engine compartment. battery acid and metal engine bay does not mix well.

Now I am using a local brand.