Brtva usisne cijevi Briggs & Stratton (5/6 KS / gumena).

Za modele: 450E Series, 500E Series, 550E Series, 575EX Series, 575iS Series, 450 Series, 500 Series, 550 Series (Classic, Sprint, Quattro - 09x5, 09x9, 10x5, 10T6, 10x8, 10x9), 625E Series, 650E Series, 675EX Series (Quantum - 12xx)