What are the types of Air Spring?

There are three main types of air springs: 1. Sleeve Air Springs – Cylindrical bellows for controlled vertical motion, common in truck cabins and light vehicles. 2. Convoluted Air Springs – Folded bellows for vertical and angular motion; double and triple convoluted designs are used in medium to heavy-duty vehicles. 3. Rolling Lobe Air Springs – Use a rolling membrane for minimal friction and wear, ideal for heavy-duty trucks, trailers, buses, and rail bogies.

Air springs rubber Suspensions For Lhb Coaches |Resistoflex

Name: Air Springs & Rubber Suspensions for LHB Coaches
Brand: Resistoflex
SKU: RES-008
Rating: 10 (10 reviews)

Air Spring and Rubber Suspension for LHB Coaches

We specialize in providing high-quality air springs /Air Suspension and rubber suspension components for LHB coaches used in Indian Railways. Our product range includes advanced rubber metal bonded items, these components are essential for maintaining smooth and safe train operations because they effectively transmit forces, reduce vibrations, and improve passenger comfort.

Our air spring assemblies are engineered to fulfil the stringent requirements of railway applications. We provide air springs with capacities of 180 KN, 160 KN, 140 KN and 120 KN, to suit tare load and full load of the coaches.

Our rubber-metal bonded items are developed using high-quality elastomers and metals, assuring superior adhesion and durability. By using cutting-edge technology and adhering to strict quality standards, we assure our products are dependable and long-lasting.

Air Spring Assembly 120 KN

Air Spring Assembly 140 KN

Air Spring Assembly 160 KN

Air Spring Assembly 180 KN

Axle box Pivot Bush

Ball Joint Roll Link

Lateral Bump Stop

Primary Bump Stop

Rubber Metal Bonded Kit

Rubber Pad for longitudinal bump stop

Rubber Pad for Primary Suspension

Rubber Spring

Traction Center Elastic Joint

Frequently Asked Questions

Which suspension system is best? +

The best suspension system depends on your application—commercial vehicles, railways, or industrial equipment. For durability, load-carrying capacity, and smoother rides, rubber bellows-based air springs are widely preferred. In India, Resistoflex Air Springs are trusted for their long life, easy installation, and high resistance to environmental wear, making them a top choice across multiple sectors.

What is an air suspension system? +

An air suspension system is a type of vehicle suspension powered by air-filled rubber bellows instead of conventional steel springs. It maintains ride height, absorbs vibration/shocks to optimize ride index, and provides a smooth driving experience. These systems are commonly used in trucks, buses, trailers, and railway coaches for better comfort and load management.

How does an air suspension system work? +

Air suspension systems use compressed air stored in rubber bellows (air springs) to absorb vibration/shocks to optimize ride index and maintain ride height. An onboard compressor and sensors adjust the air pressure according to the load and road conditions. This setup reduces vibrations, improves comfort, and ensures consistent vehicle height even under heavy load.

What are the advantages of an air suspension system? +

Air suspension systems offer several benefits:

Smoother ride quality
Better handling and stability
Adjustable ride height
Versatility Across Loads and Terrain
Lower vibration and noise levels In heavy-duty vehicles and industrial use, they also extend the life of equipment by reducing impact stress.

How is air spring suspension used in Indian Railways? +

Indian Railways uses air spring suspension systems in modern coaches like LHB, MEMU and Vande Bharat trains to enhance passenger comfort. These air springs replace traditional coil springs, significantly reducing noise and vibration during travel. Resistoflex air springs are designed to meet railway standards, ensuring durability and improved ride quality across India's diverse terrain

What is the difference between air suspension and coil suspension? +

Air suspension uses air-filled rubber bellows, while coil suspension uses metal springs to absorb vibration/shocks. Air suspension offers adjustable ride height, comfort journey, and better load handling, especially in heavy-duty vehicles. Coil springs are mechanically simple and low-maintenance but offer limited flexibility. Air suspension is ideal for vehicles needing adaptive control and comfort, like buses, trucks, and rail coaches.

Why are air suspensions preferred in railways? +

Air suspension systems are preferred in Indian Railways because they significantly reduce vibration and noise, providing a smoother ride experience for passengers. They also help maintain consistent coach height , even under varying loads, improving safety and comfort. Coaches like LHB, MEMU and Vande Bharat now widely use air spring suspension systems, making them a key upgrade over traditional coil systems.

What are the best air suspension manufacturers in India? +

India has several reputed air suspension manufacturers catering to commercial vehicles, railways, and industrial applications. Among them, Resistoflex stands out as one of the leading manufacturers of high-quality air springs and suspension systems. Known for its robust engineering, durable rubber bellows , and custom solutions , Resistoflex products are widely used in Indian Railways, buses, trucks, and industrial machinery. Other notable names include Tata AutoComp, Gabriel India, and WABCO. When choosing a manufacturer, always consider product reliability, industry certifications, and after-sales support.

What is the load-bearing capacity of air springs? +

The load-bearing capacity of air springs varies based on their design, material, and intended application. In general, heavy-duty industrial and commercial-grade air springs can support loads ranging from 500 kg to over 10,000 kg per unit.> At Resistoflex, air springs are engineered to handle high static and dynamic loads commonly required in trucks, buses, rail coaches, and industrial machinery. The exact capacity depends on factors like bellow size, operating pressure, and mounting configuration. For accurate selection, it’s important to refer to the product’s technical datasheet or consult with the manufacturer.

What are the type of Air Spring? +

Sleeve Air Springs: Sleeve air springs feature a cylindrical bellows enabling controlled vertical motion, supported by a flat base for stability. Their straightforward construction ensures ease of installation, efficient vibration isolation, and adaptability across diverse suspension geometries and dynamic load profiles. These are used in truck cab suspensions, driver seats, passenger vehicles, and light commercial vehicles.
Convoluted Air Springs: Use flexible, folded bellows for vertical and angular movement, ideal for limited spaces or angular movement needs. Double convoluted air springs suit medium-duty vehicles and machinery, offering good flexibility and vibration isolation. Triple convoluted types excel in heavy-duty applications needing maximum stroke, load capacity, and shock absorption.
Rolling lobe air springs: Employ a flexible membrane that rolls along a piston surface, minimizing internal friction and wear. This design enhances durability and load adaptability, supported by a guided lobe structure. They are widely used in heavy-duty trucks, trailers, buses, and rail bogies, especially where high vertical travel, consistent ride height, and vibration isolation are critical.

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AIR SPRINGS & RUBBER SUSPENSIONS FOR LHB COACHES