It works with BBC clutch 6651327 and blade bolt 532180460

and 463700

20M114-0140-E1 Engine

WYK-104-1 Carburetor

Ford/New Holland 325877

311759013 Ryobi Trimmer Head Assembly - Currently on Backorder 2026-02 Price Checked It works with BBC clutch311759013 Ryobi Trimmer Head Assembly Fits Models Ryobi RY 25 CSEMC Trimmer String Trimmer, Rev 04 Ryobi RY 253 SS Trimmer String Trimmer, Rev 02 Ryobi RY251CS Trimmer String Trimmer Rev 01 Ryobi RY252CS Trimmer Ry252cs 25cc String Trimmers Mfg. No. 090333017 2 28 19 (Rev: 04) Ryobi RY25CSEMC Trimmer 25cc String Trimmers Ryobi RY4CCS Trimmer 30cc String Trimmers Ryobi RY4CCSVNM Trimmer Ry4ccsvnm 30cc String Trimmer Mfg. No. 095432107 3 9 21 (Rev: 02)