Select page: ST45111 Hydraulic System - Cylinders ( - 010006) ST45112 Hydraulic System - Cylinders (010007 - ) ST45113 Hydraulic System - Felling Head ( - 010006) ST45114 Hydraulic System - Felling Head (010007 - ) Other parts group: 44 Cutting Mechanisms 4401 Blades & Delimbing Elements 4440 Frames 4443 Moveable/Tilt Frame 4450 Drives & Feeding 4460 Hydraulic System 4462 Valves 4463 Lines, Hoses & Fittings 4465 Cylinders