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Genuine OEM Air Suspension Spring for King Long Buses with 500,000 Cycles Fatigue Life and 55mm Axial Effective Stroke

Categories Jinlong Bus Parts
Brand Name: King Long
Model Number: 229005578
Certification: ISO 9001+IATF 16949
Place of Origin: Nanjing, China
MOQ: 1
Price: $30/pieces 5-49 pieces
Payment Terms: T/T
Supply Ability: 5000/month
Delivery Time: 5-15day
Packaging Details: Carton, wooden box, custom packaging
fatigue life: No cracks after 500,000 cycles of testing
Suspension adaptation: Used in air suspension systems
Itinerary specifications: Axial effective stroke 55mm
Pressure range: Working pressure 3-8bar
vibration attenuation: Natural frequency 2.8Hz
Actual service life: ≥150,000 kilometers
carrying capacity: Rated load 6.5kN
Thylakoid material: neoprene
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Genuine OEM Air Suspension Spring for King Long Buses with 500,000 Cycles Fatigue Life and 55mm Axial Effective Stroke

King Long Bus original air suspension spring 229005578

Product Description

Passenger comfort and vehicle stability are the hallmarks of a premium transit experience. Nanjing Dingguan Auto Parts Co., Ltd. is proud to supply the Genuine Air Suspension Spring, part number 229005578, the authentic OEM-standard component designed specifically for King Long buses.

A failing air spring can lead to a harsh ride, poor handling, and a leaning vehicle, compromising both passenger satisfaction and safety. This genuine replacement part is the definitive solution to restore your vehicle's suspension to its original factory performance.

Key Features & Benefits:

  • Genuine OEM-Standard Quality: This is not an aftermarket alternative; it is the authentic, factory-specified air spring. This guarantees perfect performance, compatibility, and the same level of safety and reliability as the original part fitted on the assembly line.
  • Restore Factory Ride Comfort: Eliminate the bumpy, jarring ride caused by a worn or leaking air spring. This genuine replacement restores the smooth, cushioned suspension that King Long buses are known for, ensuring maximum passenger satisfaction.
  • Built for Durability: Manufactured from a high-grade, multi-layer rubber and fabric composite, this air spring is designed to resist cracking, abrasion, and environmental damage, ensuring a long and leak-free service life.
  • Guaranteed Fitment: Engineered as a direct replacement for part 229005578, it ensures a perfect, bolt-on installation, minimizing vehicle downtime and labor costs.

As a trusted supplier of genuine bus components, Nanjing Dingguan is committed to keeping your fleet operating at its best.

Contact us today to request a competitive quote.

Product Name:

Air suspension spring

Part Number;

229005578

Quality control:

ISO 9001+IATF 16949

Size:

Φ150mm

Type:Hanging accessories

Place of origin:

Nanjing, China

Materials:

rubber

Packaging:

Paper packaging/custom packaging

Minimum order quantity:

1

Application:

King Long Bus

Status:

brand new

Cargo transportation:

TNT, EMS, UPS, FedEx, DHL or according to your requirements.

OE:

229005578

Factory quality inspection:100% inspection


Product details pictures





How to buy the right bus accessories


1.Please provide VIN number
2.Please provide clear photos
3.Please provide the OEM number
4.lf you are unsure, please contact us.



Nanjing Dingguan Auto Parts Co., Ltd.



-- Your reliable partner for bus spare parts.



About Us



Nanjing Dingguan Automotive Parts Co., Ltd. specializes in providing high-quality and cost-effective parts for buses and commercial vehicles. We focus on the global market, have rich experience in exporting bus and truck parts, provide services to distributors and fleet operators, and provide tailor-made solutions to meet different needs.



Warehouse and cargo display


About shipping and packaging


transportation

TNT, EMS, UPS, FedEx, DHL or as per your requirement.

packaging

Bubble wrap, cartons, wooden boxes, and pallets are used to avoid damage to goods caused by bumps.


common problem


1: Can you provide an accurate price?

Sure. You need to provide the vehicle VIN number, provide the product OEM code, or provide a clear product photo.

2: What's your minimum order quantity?

No minimum order quantity, of course, if you buy more items from our company, you can get preferential prices and discounts.

3: What's the delivery time?

Air freight orders take 5 to 8 days. Sea freight orders take 15 to 25 days.


My advantage

1:High-Quality Bus Components

Specialized in premium aftermarket bus parts including engines,transmissions, and braking systems, built for durability and performance.
2:Comprehensive spare parts solution
We offer a full range of bus accessories: filters, suspension components, electrical components, and interior accessories for all major bus brands.

3: ISO-Certified Manufacturing

Our ISO 9001/TS 16949-certified products ensure strict quality control, reliability, and compliance with international standards.ISO

4: Global Bus Part Coverage

Our products are compatible with leading bus models from Europe, Asia, and the Americas.

5;Extensive product catalog

Engine parts, HVAC systems, lighting, wheels and safety components covering city, intercity and long-distance buses.


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