Wacker Neuson 5100012637 Wire Harness for RD40-130 & RD45-140 Tandem Rollers

The Wacker Neuson is a genuine OEM Wire Harness designed for the RD40-130 and RD45-140 series tandem rollers, covering standard, canopy, open ROPS, DPF, and US-market variants. As a factory-sourced component, the is built to the same specifications as the original harness installed at production, ensuring correct connector geometry, wire gauge, and routing compatibility across the full model range. This Wire Harness serves as a direct replacement for machines showing wiring faults, damaged insulation, or failed electrical circuits — restoring full electrical function without improvised repairs. With broad fitment spanning multiple configuration suffixes including standard, C, O,.3, and DPF variants, this single part number covers a wide cross-section of the RD-series lineup.

Key Features

• OEM Connector and Circuit Integrity — Manufactured to Wacker Neuson's original wiring specifications, including correct terminal types, wire gauges, and insulation ratings for roller electrical systems.
• Plug-and-Play Replacement — Harness connectors align directly with existing machine endpoints, allowing clean installation without splicing, adapting, or rerouting.
• Broad RD-Series Coverage — Fits RD40-130 and RD45-140 tandem rollers across standard, canopy (C), open ROPS (O), Tier .3, DPF, and US-market configurations.
• Restored Electrical System Performance — A correctly functioning wire harness ensures consistent power delivery to controls, sensors, and safety circuits — preventing erratic behavior, warning light faults, or system shutdowns caused by wiring degradation.
• Electrical Safety Compliance — As a critical electrical assembly, using a genuine OEM harness with verified insulation and termination standards helps maintain safe machine operation and reduces the risk of short circuits or unintended electrical faults.

The wire harness is the central electrical backbone of the tandem roller, routing power and signal between the engine, operator controls, sensors, and safety systems. When a harness degrades — through abrasion, heat damage, corrosion, or connector failure — it can cause intermittent electrical faults, warning system errors, or complete loss of machine control functions. Replacing a damaged harness with the correct OEM unit restores the integrity of the entire electrical circuit and prevents cascading damage to connected components.

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.