Hydraulic Levelling Box Shaft for International Harvester 574, 674, and 784 Tractors SKU: QT2182

When your three-point hitch won't level properly or hydraulic lift response becomes sluggish, a worn levelling box shaft is often the culprit. This precision-manufactured replacement shaft restores smooth hydraulic operation and proper implement positioning for your International Harvester 574, 674, or 784 tractor.

Key Benefits

• Exact 423mm length and 7/8 inch UNC thread specification matches factory requirements
• Precision machining ensures proper fit within the hydraulic levelling box assembly
• Durable steel construction handles hydraulic pressure and continuous operation cycles
• Includes compatible nut 1703 for complete installation

This shaft is essential for maintaining proper three-point hitch function and implement control. When hydraulic lift becomes uneven or unresponsive, this replacement gets your tractor's hydraulic system back to reliable operation. Call S&H Parts if you need help confirming compatibility with your specific tractor model.