The Wacker Neuson 5100027388 Rotor is a genuine OEM component designed for the G40, G60, and G70 generator series. As a direct factory replacement, this rotor is built to the same specifications as the original part, ensuring correct electrical output and dependable alternator performance across all covered configurations. Fitment spans multiple G70 variants — including Standard, Cold Weather, Custom, and URI HVAC Tier 4 Final builds — as well as the G60 and G40 50Hz LATAM Premium models. Verify your machine number before ordering to confirm compatibility with your specific unit.
Key Features
- OEM Magnetic Field Integrity — Wound and balanced to original factory tolerances, ensuring the rotor maintains the correct magnetic field strength for stable voltage and frequency output.
- Direct Alternator Replacement — Engineered to mount to the existing stator housing and shaft without machining or fitting adjustments, preserving original alternator geometry.
- Broad G-Series Fitment — Compatible with G40, G60, and G70 generator models across Standard, Cold Weather, Custom, and URI HVAC Tier 4 Final configurations.
- Consistent Power Output — A correctly functioning rotor is essential for steady AC generation; a worn or failed rotor causes voltage instability, frequency drift, or complete loss of output.
- Electrical System Safety — Genuine OEM construction ensures the rotor meets the original insulation class and winding ratings, reducing the risk of overheating or electrical fault under load.
The rotor is the rotating core of the generator's alternator assembly. As it spins within the stator, its magnetic field induces alternating current in the stator windings — this is the fundamental process that produces usable electrical power. When the rotor degrades, loses winding continuity, or becomes unbalanced, the generator's ability to deliver stable voltage and frequency is compromised, which can damage connected equipment or cause the unit to shut down entirely. Replacing a failed rotor with a genuine OEM part restores the alternator to its original output specification and keeps the generator performing as designed.
Part Details
| Part Number | 5100027388 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rotor |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G70 GENERATOR, COLD WEATHER Deere Tier 3 | G70 | 5000620647, 5200023226, 5200023227, 5200023228, 5100042499, 5100036306, 5100042500, 5100042496, 5100042497, 5100042498 |
| G60 Generator 50Hz, LATAM, Premium | G60 | 5100029185 |
| G40 Generator 50Hz, LATAM, Premium | G40 | 5100029184 |
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.
