Multiquip 305337980 Piston Rod M14

The Multiquip 305337980 Piston Rod M14 is a genuine OEM component designed for MTR-series trench rammers, including the MTR-35HS, MTR40F, MTR-40HS, and MTR40SF. As a direct OEM replacement sourced through Multiquip's authorized parts network, this rod is manufactured to the same specifications as the original, ensuring a correct fit within the reciprocating assembly. Confirm your model code against the fitment list before ordering to ensure compatibility with your specific unit.

Key Features

• Genuine OEM Construction — Manufactured to the same M14 thread specification and dimensional tolerances as the original factory component, ensuring consistent stroke alignment and structural integrity within the rammer drive assembly.
• Direct Drop-In Installation — Matches the original mounting interface and thread engagement of the MTR trench rammer piston assembly, allowing installation without modification to surrounding components.
• Confirmed MTR-Series Fitment — Verified for the MTR-35HS, MTR40F, MTR-40HS, and MTR40SF trench rammer models.
• Sustains Full Compaction Output — A worn or damaged piston rod compromises stroke energy transfer, reducing blow force and leaving soil insufficiently compacted; a correctly functioning rod maintains full rated impact delivery.
• Structural Safety in High-Cycle Operation — Trench rammers operate under sustained high-frequency impact loads; using a correctly rated OEM piston rod reduces the risk of fatigue failure in a load-bearing drivetrain component.

The piston rod is the central reciprocating link in a rammer's drive assembly, transferring energy from the crankshaft motion down through the ramming foot and into the ground. On MTR trench rammers, this rod operates under repeated high-impact cycling, making material integrity and dimensional accuracy critical to consistent performance. When a piston rod wears, bends, or cracks, stroke efficiency drops sharply and the surrounding drivetrain components — including the crankcase and foot assembly — can sustain secondary damage if operation continues.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.