Cummins B Series Piston 3906223, 3906209, 3906208, 3907163, 3908815, 3908816, 3907156, 3907157, 3907158, 3926631, 3926632, 3926634, 3926635 OEM No/Model: 3906223, 3906209, 3906208, 3907163, 3908815, 3908816, 3907156, 3907157, 3907158, 3926631, 3926632, 3926634, 3926635 WE ARE A SPECIALIST IN PISTON MANUFACTURE, WHO IS OE MANUFACTURER OFFER PISTON FOR CUMMINS, DEUTZ, STYR, YUCHAI, WEICHAI, IVECO, MWM, MTU, SULZER ENGINE COMPANY, AND ETC. WE CAN OFFER PISTON DIAMETER FROM 60MM TO 250MM., AND HIGH QUALITY PISTONS TO OUR CUSTOMERS BASE ON ADVANCED TECHNOLOGY & EQUIPMENT