Feature Fitment -- Power Team Hydraulic Ram Seal Kit Fit for OTC (Power Team / SPX) Models 1U-7529, 1U-7530, 1U7531, 20581-AS, 201581-C4, 201581-C6, 2R1010S, 2R101S, R102S, 2R104S, 2R106S, 2R108S, 36762, 4103, 4104, 4104-CMI, 4105, 4105-CAR, 420006, 420362, 420622, 42445, 43143, 5P-9725, B9200-69, BP496, C-1010C, C-1010CN, C1014C, C-101C, C-102C, C-104C, C-106C, C-108C, R-1010, R-102, R-106, YS-105 Series D, YS-106, YA106 Series D, YS-107, YS107 Series D. Function -- A complete hydraulic cylinder seal kit covers all of the seals you need in the whole hydraulic unit. .