Product Introduction

Structure

This cabin rear airbag shock absorber is an integrated air spring and hydraulic damping assembly. It consists of a multiply reinforced rubber air bellows with highstrength cord fabric inside, a twintube hydraulic damping cylinder, a chromeplated piston rod, and upper and lower mounting brackets with highdamping rubber bushings. The whole unit adopts an integrated compact structure for direct bolton installation, with a black anticorrosion surface treatment.

Performance

Made of highperformance rubber and alloy steel materials, it provides stable elastic support and precise damping force. It effectively absorbs vibration and impact from the chassis and road surface, working reliably in a temperature range of -40°C to 120°C. The air bellows feature excellent fatigue resistance, ozone resistance, and aging resistance, ensuring long service life under heavyduty working conditions.

Core Function

1. Provides elastic support and damping control for the rear of the truck cab, improving ride comfort and reducing driver fatigue.

2. Isolates vibration, noise, and harshness from the chassis and road, creating a quiet driving environment.

3. Stabilizes the cab during driving, braking, and cornering, preventing excessive shaking and tilting.

4. Protects the cab structure and onboard electrical components from impact damage, extending the service life of the whole cab system.

Cabin Rear Airbag Shock Absorber 712W41722-6032 for Sinotruk Sitrak Trucks

If your Sitrak truck’s cabin feels rougher than it should, chances are the rear airbag shock absorber is calling for a replacement. The Cabin Rear Airbag Shock Absorber 712W41722-6032 is a critical suspension component that cushions the cabin from road vibrations while precisely regulating cabin height. Engineered specifically for Sinotruk Sitrak heavy-duty trucks, this part ensures drivers experience a smoother, more stable ride — even across the most demanding terrains. At Mettlead, we supply this genuine-spec airbag shock absorber at factory-direct prices, backed by strict quality control and reliable worldwide shipping.

Key Features and Benefits of the 712W41722-6032 Airbag Shock Absorber

This cabin rear airbag shock absorber does more than just absorb bumps. It actively protects the driver, the cabin structure, and the truck’s long-term performance. Here’s what makes it stand out:

• Superior Vibration Dampening: The multi-layer rubber airbag construction effectively isolates road shocks, reducing cabin vibration by a significant margin and protecting the driver from fatigue during long hauls.
• Precise Cabin Height Regulation: By maintaining consistent air pressure, this shock absorber keeps the cabin at its optimal height, ensuring proper alignment of doors, mirrors, and mechanical linkages.
• Heavy-Duty Durability: Built with reinforced rubber compounds and corrosion-resistant metal fittings, the 712W41722-6032 withstands extreme temperatures, heavy loads, and continuous cycling without premature wear.
• Direct OEM Fitment: Designed as a precise replacement for the original Sinotruk Sitrak cabin rear airbag, so installation is straightforward with no modifications required.
• Extended Cabin Component Lifespan: By absorbing shocks before they reach the cabin frame, this part reduces stress on mounting brackets, wiring harnesses, and interior trim — saving you money on secondary repairs.

In other words, investing in a quality cabin rear airbag shock absorber isn’t just about comfort — it’s about protecting your entire cab system and keeping your fleet on the road longer.

Application Scenarios: Where Does the 712W41722-6032 Fit?

This cabin rear airbag shock absorber is purpose-built for the following applications:

• Compatible Truck Brand: Sinotruk Sitrak (SITRAK C7H, G7, and related heavy-duty models)
• Installation Position: Rear cabin suspension — mounted between the cabin frame and the chassis at the rear pivot point
• Primary Function: Absorbs vertical and lateral vibrations transmitted from the road surface to the driver’s cabin, while simultaneously adjusting and maintaining the correct cabin ride height

Whether your trucks operate on smooth highways or rugged construction-site roads, this airbag shock absorber adapts to varying load conditions and keeps the cabin stable. Fleet managers and maintenance teams rely on this component to minimize driver complaints and reduce unscheduled downtime.

Looking for more Sitrak-compatible parts? Browse our full Sitrak Heavy-Duty Parts catalog, or explore our complete Chassis System Components category for related suspension and frame parts.

Technical Specifications

Below you’ll find the detailed parameters for the Cabin Rear Airbag Shock Absorber 712W41722-6032. These specs help procurement managers verify fitment and compatibility before ordering:

Need to cross-reference this part with other Sinotruk Sitrak components? Our Sinotruk Sitrak Truck Parts Full Category Guide makes it easy to find every part number you need in one place.

OEM/ODM Capability and Custom Packaging

At Mettlead, we understand that different markets have different requirements. That’s why we offer flexible OEM and ODM services tailored to your business needs:

• White-Label Packaging: Receive the 712W41722-6032 airbag shock absorber in neutral, unbranded boxes — perfect for distributors who sell under their own brand identity.
• Custom Packaging: Want your company logo, part numbers, and branding on every box? We provide full custom packaging solutions to strengthen your brand presence in local markets.
• Strict Quality Control: Every cabin rear airbag shock absorber undergoes rigorous inspection, including air-tightness testing, pressure cycling, and dimensional verification, before it leaves our facility.
• Factory-Direct Pricing: Because we source directly from manufacturing partners in China, you benefit from competitive pricing without middleman markups — giving you better margins on every sale.
• Flexible and Secure Payment: We support multiple payment methods to accommodate international buyers, ensuring transactions are safe and convenient.

Whether you’re a parts distributor in Africa, a fleet operator in Southeast Asia, or a wholesaler in the Middle East, Mettlead adapts to your procurement workflow. We also welcome factory visits — come see our operations firsthand and build confidence in your supply chain.

Frequently Asked Questions (FAQ)

What does the cabin rear airbag shock absorber 712W41722-6032 actually do?

This component serves a dual purpose. First, it absorbs road-induced vibrations and impacts before they reach the driver’s cabin, significantly reducing fatigue and noise. Second, it acts as a pneumatic support that maintains and adjusts the cabin’s rear height, ensuring the cab stays level regardless of load conditions or road surface quality.

How do I know when this airbag shock absorber needs replacement?

Several symptoms indicate a worn or failing cabin rear airbag. You might notice the cabin sitting lower than normal at the rear, excessive bouncing or vibration felt inside the cab, visible cracks or air leaks on the rubber bladder, or hissing sounds coming from the rear cabin suspension area. If any of these signs appear, it’s time to replace the part before further damage occurs to surrounding components.

Is the 712W41722-6032 an exact replacement for the original Sitrak part?

Yes. This airbag shock absorber is manufactured to OEM specifications, meaning it matches the original part’s dimensions, mounting points, air pressure ratings, and performance characteristics. It installs directly without any modifications to your truck’s existing cabin suspension system.

Can this part be used on trucks other than Sitrak models?

The 712W41722-6032 is specifically designed for Sinotruk Sitrak trucks, particularly the C7H and G7 series. While some Sinotruk models share similar cabin suspension designs, we strongly recommend verifying the part number against your truck’s maintenance manual or contacting our team to confirm cross-compatibility before ordering.

What is the expected service life of this airbag shock absorber?

Under normal operating conditions, a quality cabin rear airbag shock absorber typically lasts between 150,000 to 300,000 kilometers. However, actual lifespan depends on road conditions, load frequency, climate exposure, and whether the truck’s air supply system is properly maintained. Regular inspection during routine servicing helps catch early wear before it becomes a costly failure.

How should I store this part before installation?

Store the airbag shock absorber in a cool, dry environment away from direct sunlight, petroleum products, and sharp objects. Rubber components degrade faster when exposed to UV light or chemical solvents. Keep the part in its original packaging until you’re ready to install it.

Ready to Order? Get Your Quote Today

Securing the right Cabin Rear Airbag Shock Absorber 712W41722-6032 for Sinotruk Sitrak shouldn’t be complicated. At Mettlead, we make procurement simple: competitive factory-direct pricing, fast lead times, and a dedicated team that understands heavy-duty truck parts inside and out.

Whether you need a single piece for urgent maintenance or bulk quantities for your warehouse, we’re ready to support your business. Tell us your requirements, and we’ll respond with a detailed quotation — typically within 24 hours.

Contact Us Now to request pricing, confirm availability, or ask any technical questions about this part. Let’s keep your fleet running smoothly — together.