The Multiquip 305464130 Piston Pin is a genuine OEM component designed for the MTR40HF trench rammer. Sourced directly from Multiquip, this piston pin meets the original engineering specifications for the MTR40HF, ensuring a correct drop-in fit with no guesswork on compatibility. Keeping the reciprocating assembly properly fitted is critical to maintaining consistent compaction force, and this OEM pin delivers the dimensional accuracy that the MTR40HF demands.
Key Features
- Genuine OEM Dimensional Accuracy — Manufactured to the exact diameter and hardness tolerances specified for the MTR40HF engine assembly, ensuring proper load transfer between the connecting rod and piston.
- Direct-Fit Replacement — Matches the original pin bore dimensions of the MTR40HF piston and connecting rod, installing straight into the existing bore without machining or fitting adjustments.
- MTR40HF Trench Rammer Compatibility — Verified fitment for the Multiquip MTR40HF trench rammer; always confirm your model and part number before ordering.
- Sustained Compaction Performance — A worn or undersized piston pin causes piston slap, lost compression, and reduced impact energy; replacing it with the correct OEM part restores the full compaction stroke of the rammer.
- Engine Integrity Under Load — Trench rammers operate under continuous high-cycle impact loads; the OEM-spec material and surface finish of this pin resist wear and resist micro-fracture fatigue in demanding trench compaction conditions.
The piston pin connects the piston to the small end of the connecting rod inside the engine, allowing the rod to pivot as the crank rotates while transferring the combustion force that drives the rammer's impact stroke. It must maintain a precise fit in both the piston pin bosses and the rod bushing — excessive clearance from wear causes knocking, accelerated bore wear, and a measurable drop in impact force delivered to the foot of the rammer. Replacing a worn piston pin promptly prevents secondary damage to the piston, connecting rod, and cylinder bore, keeping the repair straightforward and cost-effective.
Part Details
| Part Number | 305464130 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Piston Pin |
Compatibility & Fitment
| Name | Model |
|---|---|
| Rammers | MTR40HF |
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.
