Hydraulic Log Splitter Cylinder Rebuild Seal Kit For 4.0 Bore And 1.75 Rod, Rubber And Plastic Seals, DIY Friendly Easy Install Replacement For Most Cylinders And Models
✔️ 4.0 bore x 1.75 rod, single kit with rubber seals, DIY-friendly
This rebuild seal kit is designed for hydraulic log splitters and similar cylinders with a 4.0 inch bore and 1.75 inch rod. It’s a popular DIY repair option for restoring sealing performance, preventing leaks, and extending cylinder life on legacy and current splitter setups.
✅ Seal Size: bore 4.0 in x rod 1.75 in
✅ Wear rings: piston wear ring 101.6 mm OD (4.0 in) x 95.25 mm ID (3.75 in) x 9.53 mm wide; nylon rod wear ring 44.5 mm ID x 50.8 mm OD x 9.53 mm wide
✅ Piston seals: square ring 101.6 mm x 91.6 mm x 3.28 mm; O-ring under square ring 91.0 mm x 2.65 mm
✅ Rod O-ring: 44.5 mm x 54 mm x 5 mm; inner O-ring included
✅ Rod dust ring: 44.5 mm x 54 mm, TPU, 5.5 mm / 7.3 mm
✅ OEM-like specs: retract 32.4 in, extended 56.4 in; stroke 24±0.05 in
✅ Ports: 1/2 in NPT; dimension port to port 25.4 in
💡 What is a hydraulic log splitter cylinder rebuild seal kit for 4.0 bore x 1.75 rod used for and why should I buy one?
This handy kit refreshes seals, reduces leaks, and extends cylinder life across common log splitter models.
- Restores hydraulic pressure and prevents leaks in the seal path - Includes wear rings and O-rings for a complete rebuild - DIY friendly with common tools for quick refresh - Supports 4.0 bore x 1.75 rod configurations across many cylinder brands