Dopravní podnik hlavního mesta Prahy a.s. CKD T3R.P 8420 stands on the turning loop at Vozovna Zizkov whilst working route 13 on 11th May 2023.
8420 was built as T3 6718 in 1970 and was converted to a T3R.P in 2004.
Route 13 is one of two routes worked by regular single T3 cars, the other is route 2.