The Bomag 15040301 Earth Ground Wire is a genuine OEM component designed for BW 120 AD tandem rollers and BW 75 AD walk-behind rollers. Sourced directly from Bomag, this ground wire matches the original electrical specification so it integrates cleanly with the machine's existing wiring harness without adaptation. It is the correct replacement when the original wire shows corrosion, fraying, or loss of continuity — restoring proper grounding to the electrical system. Confirmed fitment spans the BW 120 AD and BW 75 AD, making part number 15040301 a straightforward, confidence-inspiring choice for either machine.
Key Features
- Genuine OEM Electrical Spec — matched to Bomag's original conductor gauge, terminal type, and insulation rating for the BW 120 AD and BW 75 AD electrical systems
- Direct-Fit Replacement — terminals and wire length correspond to the original routing and connection points, so installation is clean and straightforward
- Confirmed Fitment — verified for the BW 120 AD tandem roller and BW 75 AD walk-behind roller; reference part number 15040301 when ordering
- Electrical System Integrity — a sound ground path prevents voltage irregularities, sensor faults, and erratic instrument behavior that a degraded ground wire can introduce
- Safety-Critical Grounding — proper chassis grounding protects onboard electronics and the operator from stray current; using an OEM-spec wire ensures the ground circuit meets Bomag's original design intent
An earth ground wire provides the return path that completes every low-voltage circuit on the machine — instruments, sensors, controls, and ignition systems all depend on a solid, low-resistance connection back to the chassis. When this wire corrodes, stretches, or loses contact at either terminal, the resulting high resistance in the ground circuit can cause intermittent electrical faults, false sensor readings, or complete loss of certain functions. Replacing a worn ground wire with a correct OEM part restores a stable reference voltage across the entire electrical system and eliminates the guesswork that comes with chasing unexplained electrical gremlins.
Part Details
| Part Number | 15040301 |
|---|---|
| Brand | Bomag |
| Part Type | Genuine OEM |
| Description | Earth Ground Wire |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Tandem Roller | BW 120 AD | 00810019 |
| Walk-Behind / Light Roller | BW 75 AD | 00810032, 00810132 |
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.
