Wacker Neuson 5100051940 Leaf Spring

The Wacker Neuson Leaf Spring is a genuine OEM component designed for the DPU6555, DPU5545, DPU4545, and RD7H series reversible plate compactors. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component installed at the factory. Fitment covers a broad range of DPU and RD7H variants, so verify your model number before ordering to confirm compatibility.

Key Features

• OEM Spring Temper and Geometry — Manufactured to the same material grade and dimensional profile as the original, ensuring the correct flex response under compaction load cycles.
• Direct Drop-In Replacement — Engineered to seat in the original mounting position without modification, using the same attachment points as the factory-installed part.
• Broad DPU and RD Series Coverage — Compatible with DPU6555, DPU5545, DPU4545, and RD7H series models, including He, Hec, Heh, Heap, Hesh, and related variants.
• Sustained Vibration Isolation — A correctly functioning leaf spring absorbs and distributes the machine's exciter forces, protecting the operator handle and frame from excessive transmitted vibration.
• Genuine Wacker Neuson Part — Part number 5100051940 is an authorized OEM component, giving you confidence that it matches the design intent for your specific machine configuration.

A leaf spring in a reversible plate compactor acts as a vibration-isolating element between the exciter unit and the machine's upper frame or handle assembly. It flexes repeatedly under load to absorb the high-frequency forces generated by the exciter, preventing those forces from transferring directly to the operator and the surrounding structure. When a leaf spring fatigues, cracks, or loses its designed flex characteristics, vibration levels at the handle increase noticeably, machine handling becomes less controlled, and other structural components can experience accelerated wear from the unmanaged impact forces.

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.