New Kobelco Style 2438U1173R300 Hydraulic Cylinder Seal Kit. This is a New Seal Kit that fits the following Models and Cylinder part numbers. Model Num. Application Cylinder Rod Bore Serial Num. Part # SK400LC III BOOM LH 2438U1176F1 115 mm 170 mm YS00547- KOB-2438U1173R300 SK400LC III BOOM LH 2438U1176F1 115 mm 170 mm YSU0001- KOB-2438U1173R300 SK400LC III BOOM LH 2438U1176F2 115 mm 170 mm YS00547- KOB-2438U1173R300 SK400LC III BOOM LH 2438U1176F2 115 mm 170 mm YSU0001- KOB-2438U1173R300 SK400LC III BOOM RH 2438U1173F1 115 mm 170 mm YS00547- KOB-2438U1173R300 SK400LC III BOOM RH 2438U1173F1 115 mm 170 mm YSU0001- KOB-2438U1173R300 SK400LC III BOOM RH 2438U1173F2 115 mm 170 mm YS00547- KOB-2438U1173R300 SK400LC III BOOM RH 2438U1173F2 115 mm 170 mm YSU0001- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F1 115 mm 170 mm YSJ00002- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F1 115 mm 170 mm YSU0200- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F2 115 mm 170 mm YSJ00002- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F2 115 mm 170 mm YSU0200- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F3 115 mm 170 mm YSJ00002- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F3 115 mm 170 mm YSU0200- KOB-2438U1173R300 SK400LC IV BOOM LH 2438U1176F4 115 mm 170 mm YSU0200- KOB-2438U1173R300 SK400LC IV BOOM RH 2438U1173F1 115 mm 170 mm YSJ00002- KOB-2438U1173R300 SK400LC IV BOOM RH 2438U1173F1 115 mm 170 mm YSU0200-
