The Wacker Neuson 5200021783 Axle Complete is a genuine OEM component designed for the APT4T and APT8T pump trailer series, including Surge Brake, Electric Brake, and Cold Weather variants. As a direct OEM replacement, the 5200021783 is manufactured to the same standards as the original, ensuring correct fitment across the full APT trailer lineup without the guesswork. This axle assembly supports the trailer structure under load during transport, making it a critical structural and operational component for teams running pump trailers on active job sites.
Key Features
- Genuine OEM Structural Integrity — Manufactured to original axle load ratings and dimensional tolerances, ensuring the trailer maintains correct ride height, wheel alignment, and load distribution.
- Complete Assembly, Ready to Install — Supplied as a complete axle unit, simplifying replacement and reducing the complexity of sourcing individual sub-components.
- Broad APT Trailer Compatibility — Confirmed fitment across APT4T and APT8T pump trailers in Surge Brake, Electric Brake, and Cold Weather configurations.
- Maintains Safe Towing Capacity — A worn or damaged axle compromises trailer stability and braking performance during transport; replacing with a correct OEM unit restores safe, rated towing behavior.
- Brake System Compatibility Preserved — Correct axle geometry ensures proper engagement of both surge and electric brake systems, maintaining stopping performance as designed.
The axle on an APT pump trailer bears the full static and dynamic load of the pump unit during road transport. It maintains the correct geometry between the trailer frame and wheels, which directly affects tire wear, towing stability, and brake engagement. A bent, cracked, or worn axle can cause uneven loading, pulling during towing, or compromised braking — any of which creates a serious safety risk when hauling heavy pump equipment on public roads.
Part Details
| Part Number | 5200021783 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Axle Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| APT8T Pump, Surge Brake, Cold Weather | APT8T CW | 5200019796, 5200019797 |
| APT4T Pump, Surge Brake | APT4T | 5200019643, 5200019644 |
| APT4T Pump, Surge Brake, Cold Weather | APT4T CW | 5200019792, 5200019793 |
| APT8T Pump, Surge Brake | APT8T | 5200019648, 5200019649 |
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.
