The Wacker Neuson 5100021602 is a genuine OEM Ribbed V-Belt designed for the G320 Generator series. This belt is a direct OEM replacement sourced to exact manufacturer specifications, covering Standard, Cold Weather, Custom, and Mobile configurations across G320 Tier 4 and Tier 4 Final variants. As a genuine Wacker Neuson part, the 5100021602 delivers the correct profile, length, and rib count to maintain proper drive engagement on your generator. Confirm your machine number before ordering to ensure this is the right belt for your specific G320 configuration.
Key Features
- OEM Belt Profile and Geometry — Manufactured to the exact rib pitch and cross-section required for the G320 drive system, ensuring proper tension, contact, and load transfer without slippage.
- Drop-In Replacement for G320 Variants — Fits Standard, Cold Weather, Custom, and Mobile G320 Generator configurations including Tier 4 and Tier 4 Final emissions models, as well as Transport Canada-certified units.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, this belt meets the same construction and material standards as the original belt installed at the factory.
- Protects Alternator and Accessory Drive Output — A correctly tensioned ribbed belt maintains consistent power delivery to driven accessories; a worn or cracked belt can cause charging failure or accessory drive loss mid-operation.
- Covers Multiple G320 Build Configurations — A single part number spanning numerous G320 machine numbers simplifies procurement across mixed fleets or multiple job configurations.
A ribbed V-belt transmits rotational power from the engine's crankshaft pulley to the alternator and other belt-driven accessories on the generator. The ribbed profile increases surface contact with the pulley grooves, allowing higher torque transfer in a compact belt width compared to a smooth V-belt. When this belt stretches, cracks, or loses its rib integrity, the generator's alternator output can drop, accessories may slip under load, and the belt can eventually break — taking the generator offline until the belt is replaced.
Part Details
| Part Number | 5100021602 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Ribbed V-Belt |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G320 Generator, Standard, T4 | G320 | 5200010144, 5200010145, 5200010146, 5100045601, 5100045191, 5100045602, 5200010261, 5100049849, 5100018533, 5100049848 |
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.
