The Wacker Neuson Surge Brake Complete Left Hand is a genuine OEM component designed for the G100, G120, G125, G150, G160, G180, G230, and G240 mobile generator series, as well as MGT3S, MGT3.1S, and MGT4S trailer configurations. As a direct factory replacement, this assembly installs into the left-hand surge brake position on the trailer axle without modification to the mounting hardware. Sourced directly from Wacker Neuson, part number meets the same production standards as the original unit, making it a trustworthy choice for fleet maintenance and scheduled brake service across a wide range of mobile generator trailer configurations.
Key Features
- Genuine OEM Braking Hardware — Manufactured to exact Wacker Neuson production tolerances, ensuring the actuator travel, latch engagement, and braking force of this surge brake assembly match the original specification.
- Complete Left-Hand Assembly — Supplied as a full surge brake unit for the left-hand side, so all internal components arrive pre-assembled and ready for direct installation into the brake coupler housing.
- Broad Generator Trailer Coverage — Fits a wide range of Wacker Neuson mobile generator trailer configurations across the G100, G120, G125, G150, G160, G180, G230, and G240 series, as well as MGT3S, MGT3.1S, and MGT4S dual-axle trailers.
- Maintains Controlled Tow-Vehicle Deceleration — A fully functioning surge brake keeps braking force proportional to the tow vehicle's deceleration. A worn or seized assembly can cause trailer push, uneven stopping, or complete brake failure under load.
- Trailer Brake Safety Compliance — Surge brake systems on loaded generator trailers are subject to towing regulations in most jurisdictions. Using the correct OEM-rated replacement assembly supports compliance with trailer braking requirements and preserves safe towing behavior.
A surge brake is a self-actuating braking mechanism mounted at the trailer coupler. When the tow vehicle decelerates, the trailer's momentum pushes forward on the coupler, compressing the surge actuator and applying hydraulic or mechanical pressure to the trailer's wheel brakes — automatically and in proportion to stopping force. The left-hand assembly is the brake unit serving the driver's-side axle position. When a surge brake component wears, corrodes, or seizes, the trailer may brake unevenly, pull to one side, or fail to slow effectively — creating a hazardous towing condition, particularly with the substantial loaded weight of a mobile generator trailer.
Part Details
| Part Number | 5000152139 |
|---|---|
| Old Part Number | 0152139 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Surge Brake Complete Left Hand |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator (Cold Weather ) | G120 | 5000620291, 5000620290, 5000620292, 5200001320, 5200006901, 5200008353 |
| Skid-mounted Mobile Generator | G160 | 5000009306, 5000620069, 5000620070 |
| G150-GENERATOR, SKID, CUSTOM, DEERE T3 | G150 | 5000620657, 5200001321, 5200006902, 5000620656, 5000620306, 5000620655, 5200003160, 5000620889, 5000620307, 5200007860, 5000620308, 5000620887, 5000620888, 5200014784, 5200010135, 5200010136, 5200010137, 5200025554, 5100026980, 5100026981, 5100026982, 5100029212, 5100025830 |
| G180-GENERATOR, SKID, CUSTOM, DEERE T3 | G180 | 5000620660, 5200001322, 5200006903, 5000620303, 5000620658, 5000620659, 5200003161, 5000620886, 5000620884, 5200007861, 5000620304, 5000620885, 5000620305, 5200010140, 5200014470, 5200010138, 5200010139, 5200014471, 5100015615, 5200014469, 5200025555, 5100045089, 5100045575, 5100045576, 5100045590, 5100045591, 5100045592, 5100049844, 5100049845, 5100025832, 5100025842 |
| G240-GENERATOR, SKID, CUSTOM, DEERE T3 | G240 | 5000620663, 5200001323, 5200006904, 5000620662, 5000620300, 5000620661, 5200003162, 5000620301, 5000620302, 5200025556, 5100025834 |
| Mobile Generators | G100 | 5200001319, 5200006900, 5200008348 |
| G230 Generator, Custom T4i | G230 | 5000620883, 5000620881, 5000620882, 5200007862, 5200010141, 5200010142, 5200010143, 5100015614, 5100045190, 5100045596, 5100045597, 5100049846, 5100049847 |
| Mobile Generator (custom) | G125 | 5000620067, 5000620068, 5000009261 |
| G150 Generator,Hertz,T4 Final | G150 Generator,Hertz,T4 Final | 5100015616 |
| Mobile Generator Dual Axle Tra iler, Surge Brakes | MGT3S | 5000008240 |
| MGT4S Trailer, Surge, Dual Axle, 6000LB Each | MGT4S | 5000620315, 5200001327 |
| MGT3.1S Trailer, Surge, Dual Axle, 5200LB Each | MGT3.1S | 5200001326 |
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.
Wacker Neuson