New Komatsu Aftermarket 707-99-46600 Hydraulic Cylinder Seal Kit. This is a New Seal Kit that fits the following Models and Cylinder part numbers. Model Num. Application Cylinder Rod Size (in) Bore (in) Serial Num. Misc. Part # PC200-5, PC200LC-5 BOOM 205-63-02100 85 mm 120 mm 45001- - KOM-707-99-46600 PC200-6 BOOM 205-63-02501 85 mm 120 mm 80001-84384 - KOM-707-99-46600 PC200-6 BOOM 205-63-02502 85 mm 120 mm 84385- - KOM-707-99-46600 PC200LC-6 BOOM 205-63-02501 85 mm 120 mm 80001-84384 - KOM-707-99-46600 PC200LC-6 BOOM 205-63-02502 85 mm 120 mm 84385-96513 - KOM-707-99-46600 PC200LC-6 BOOM 205-63-02801 85 mm 120 mm 80001-96513 - KOM-707-99-46600 PC200LC-6 BOOM 205-63-07140 85 mm 120 mm 80001-96513 - KOM-707-99-46600 PC210-6 BOOM 205-63-02502 85 mm 120 mm 84385- - KOM-707-99-46600 PC210-6K BOOM (2pc - 1st Cyl) 205-63-K1360 85 mm 120 mm K30001-K30873 - KOM-707-99-46600 PC210-6K BOOM (2pc - 1st Cyl) 205-63-K1361 85 mm 120 mm K30874- - KOM-707-99-46600 PC210-6K BOOM LH 205-63-K1170 85 mm 120 mm K30001-K30873 - KOM-707-99-46600 PC210-6K BOOM LH 205-63-K1171 85 mm 120 mm K30874- - KOM-707-99-46600 PC210-6K BOOM RH 205-63-K1180 85 mm 120 mm K30001-K30873 - KOM-707-99-46600 PC210-6K BOOM RH 205-63-K1181 85 mm 120 mm K30874- - KOM-707-99-46600 PC210LC-6K BOOM (2pc - 1st Cyl) 205-63-K1360 85 mm 120 mm K30001-K30873 - KOM-707-99-46600 PC210LC-6K BOOM (2pc - 1st Cyl) 205-63-K1361 85 mm 120 mm K30874- -