Description
Product Details
| Seal Kit | 3750732 |
| Brand | CAT |
| Kit Type / Application | Piston Seal Kit — CAT identifies kit 375-0732 for the 306D Boom Cylinder application. |
| Rod Diameter | Not specified in CAT's public listing. |
| Bore Diameter | 100 mm (3.94 in), per CAT |
| Product Type | Hydraulic Cylinder Piston Seal Kit |
| CAT-Compatible Models | Mini Hydraulic Excavators: 305.5 GC, 306.5, 306, 306E2, 305.5E2 |
| Kit Components Listed by CAT | O-ring (1), seal assembly (1), backup rings (2), dust rings (2), guide rings (2). |
| Fitment Verification | Confirm the exact cylinder group and machine serial number before ordering. |
Source: CAT Parts Store — 375-0732.