Product Description
Our heavy-duty Longitudinal oscillating fifth wheel is built for tough semi-trailer and tractor operations, delivering stable front-to-rear oscillation, strong load capacity, and long service life for mining, construction, and long-haul transport.
Specifications
|
Item |
Value |
|
Kingpin Size |
3.5″ (90 mm) |
|
D-Value |
270 kN |
|
Vertical Load |
32,000 kg |
|
Longitudinal Oscillation |
±15° |
|
Installation Height |
250 mm |
|
Material |
Forged & heat-treated steel |
|
Certification |
ECE R55, ISO 9001, IATF 16949 |
|
Net Weight |
~320 kg |
Key Features
- Strong longitudinal oscillation absorbs road shock and reduces stress on chassis and cargo.
- Dual-lock mechanism prevents accidental release and keeps operation safe under heavy loads.
- Forged steel structure with precision machining offers high strength and low wear.
- Compatible with standard 3.5-inch kingpins for easy fitment on most tractors and trailers.
- Low maintenance design cuts downtime and long-term running costs.
- The Longitudinal oscillating fifth wheel works smoothly on rough ground and uneven sites.
Production Advantages
- We have many years of experience in manufacturing trailer connecting components.
- Strict quality control from raw material to finished assembly, with full load and fatigue testing.
- Stable annual capacity to support bulk orders and on-time delivery.
- Customizable mounting height, color, and release mechanism to match customer needs.
- Mature supply chain ensures consistent quality and competitive pricing.
Our Services
- Full technical support for installation, adjustment, and troubleshooting.
- Fast response to inquiries and quick sample provision.
- Flexible OEM & ODM services for branding and configuration.
- Reliable after-sales service with spare parts supply.
FAQ
Q: What vehicles use this Longitudinal oscillating fifth wheel?
A: It fits heavy-duty tractors, semi-trailers, tankers, and construction trailers needing longitudinal oscillation.
Q: Is installation difficult?
A: No. It matches standard mounting brackets and comes with a simple guide.
Q: How often should I lubricate it?
A: Lubricate every 50,000 km or as working conditions require.
Q: Can I lock the oscillation function?
A: Yes, an optional lock kit is available for fixed applications.
Q: Do you provide test reports?
A: Yes, we supply full material, load, and certification documents.
Q: Is this unit reversible for left/right hand drive?
A: Yes, it works with both left and right hand release systems.
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