Product description

The Oleodynamic Piston with Rod is a high-precision actuator component designed for the powerful hydraulic systems found in Snap-On tire service and lift equipment. This assembly is responsible for converting hydraulic pressure into the linear force required for tasks like heavy lifting, clamping, or bead breaking. Engineered to withstand intense pressures and repetitive cycling, the piston and rod are manufactured from high-strength, hardened steel to prevent bending or scoring during operation. The rod features a precision-ground and polished surface to ensure smooth movement through hydraulic seals, minimizing friction and extending the life of the entire cylinder assembly. In a professional automotive environment, the reliability of these hydraulic actuators is critical to the safety of the technician and the efficiency of the shop. Replacing a worn or damaged piston rod assembly is essential for maintaining full power and preventing the dangerous fluid leaks that can compromise machine performance.

Product highlights

• High Power Output: Engineered for the intense hydraulic loads of professional shop tools.
• Hardened Steel Build: Resists bending, scoring, and wear under extreme mechanical stress.
• Precision Polished Rod: Ensures smooth movement and prevents seal damage for longevity.
• Critical Safety: Restores full hydraulic power and prevents hazardous system leaks.
• Direct Fit: Designed as a perfect replacement for Snap-On part number ST4004098.

Specs

• Manufacturer: Snap-On
• Manufacturer Part Number: ST4004098
• System Type: Oleodynamic (Hydraulic)
• Component Type: Piston W/Rod

Direct replacement models

Snap-On ST4004098

You will receive the same product or an OEM-Equivalent that meets the highest standard of the OEM with warranty that will be a direct-fit. Manufactured with rigorous industry standards and certified in the USA with superior quality to the OEM.