New release HO Bowser 125130  trolley car can motor and gear replacement kit includes 4 side frames, 4'-10" wheelbase and 33" wheels. Make that old Bowser DC trolley car run great and smooth also works well on many other trolley cars. " I combine and reduce S&H cost on multiple Ebay item wins." 

Let me know if you want more and I can add the cost to the fianal S&H total.