Wacker Neuson 5100031903 Rewind Starter

The Wacker Neuson Rewind Starter is a genuine OEM component designed for the RD7Yeh, RD7Yehf, RD7Yehfb, and RD10Yehf series reversible plate compactors and rollers. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original unit it replaces, ensuring a correct fit with no guesswork. If your machine is failing to start or the pull cord is not retracting properly, the is the direct OEM solution to get you back up and running. Verify your model number before ordering — fitment data is listed below to help confirm compatibility.

Key Features

• Genuine OEM Recoil Mechanism Integrity — Manufactured by Wacker Neuson to the same spring tension and pawl engagement tolerances as the original starter assembly, ensuring consistent cord retraction and reliable engine catch.
• Direct-Mount Replacement — Designed to bolt directly onto compatible RD-series engines using the original mounting points, matching the housing profile and rope routing of the factory-installed unit.
• Broad RD-Series Fitment — Compatible with multiple RD7Yeh, RD7Yehf, RD7Yehfb, and RD10Yehf model configurations in both LRC and HRC variants, covering a wide range of Wacker Neuson roller applications.
• Restores Clean, Single-Pull Starting — A worn or broken rewind starter leads to hard starting, rope lockup, or complete inability to start the machine. This replacement restores smooth, full-travel cord pull and proper recoil every time.
• OEM Part Number Confidence — Part number 5100031903 is the factory-issued reference, eliminating cross-reference uncertainty and ensuring you receive the correct assembly for your specific machine build.

The rewind starter is the manual pull-start mechanism mounted to the engine housing. When the operator pulls the starter cord, the internal spring and pawl assembly transfer rotational force to the engine crankshaft to initiate combustion. Once the engine fires, the rewind spring retracts the cord back into the housing and disengages the pawl. When the spring breaks, the cord jams, or the pawl wears down, the engine cannot be started manually — making a functioning rewind starter essential for any machine that relies on pull-start ignition.

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.