4757NP01 Contitech Air Suspension Bag 9579 Goodyear Truck Rubber Air Spring For Mercedes BENZ A9423200117

Product Details

Type: Rolling Lobe Air Spring

Brand: GUOMAT

Model Number: 1T4757NP01

Rubber Type: Natural Rubber

Warranty: 1Year

Material: Metal,Rubber

Delivery Speed: Fast

Top Diameter: 155mm

Base Width: 280mm

Combo Stud: M16x1.5/M24x1.5

Natural Height: 304mm

Piston Height: 155mm

OEM Number/Cross Number

The Composition of Truck Suspension Air Springs
1. Stud
A permanent part of the bead plate assembly used to attach the airspring to the suspension.

2. Combo Stud
Combination mounting stud and air fitting.

3. Blind Nut
A permanent part of the bead plate assembly providing an alternate mounting system to the stud.

4. Air Fitting Hole
A tapped hole usually 1/4" N.P.T. providing air entrance for the part.

5. Bead Plate
Permanently crimped onto the bellows at the factory allowing complete part leak testing prior to shipment.

6. Bellows

The heart of an Airide spring. Includes at least four plies, or layers, of material–an inner layer, two plies of cord-reinforced fabric, and an outer layer.

7. Bumper (Optional)
A solid molded rubber fail-safe device used on many suspension applications. Prevents excessive damage to vehicle and suspension in the case of sudden air pressure loss.

8. Piston
The lower section of the 1T and 1X style of airspring made from aluminum, steel or fiber reinforced plastic. Provides lower mounting arrangement for the airspring in the form of tapped holes or studs.

9. Piston Bolt
Attaches the piston to the bellows assembly. Extended, in some cases, to serve as a means of attaching the spring to the suspension.

10. Girdle Hoop
A ring between the convolutions of the convolutedtype air spring.

Our Services

1. OEM Manufacturing welcome: Product, Package...

2. Sample order is available. If you make a large order after got the sample, we will return you the sample fee as discount.

3. We will reply you for your inquiry in 24 hours.

4. After sending, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.

The Real Pictures

Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles’ seat, luxurious car and industrial machine field.

GUOMAT Factory gate：

Established in 2008, Our company covers 20,000㎡ and is located in Taihe Town Baiyun District. With the rapid development of our company, we are equipped with modernized workshop and advanced rubber air springs equipments now. We are the first company who started air spring business and has become one of the largest air spring manufacturing bases in China.

In 2017, we launched a collaboration with High Tech of US customers to customize the products of our customers and the logo of our customers. Every year, there are about 10,000 orders. In continuous cooperation, the products meet the international inspection standard ISO/TS16949:2009, and the customers are very satisfied with the products produced. This is our high recognition from American customers and also gives us Great motivation.

In 2018, we started cooperation with German GmbH, mainly industrial air springs, which are suitable for industrial equipment. We have successfully developed and produced the natural air-seal of the skin to reach the 700mm flanged air spring, the customer's annual demand is a few hundred.

With the development of business and demand for customers, our company introduced business with TomLog Corporation in 2010, our strategic cooperative partner in Taiwan. Then we developed air compressor program and air spring related business, in 2015, America Goodyear Corporation met with the transfer of shares in the North American plant, our company was granted with sale agent for air springs in China, providing more choice for our customers. Our company adopts the most advanced domestic air spring processing equipment and international production technology. Combined with unique production process, our company strictly execute international standards for production and spare no efforts to create the world-class products. We will endeavor to make air spring widely used at home and abroad, and let more and more customers to enjoy the best damping effect.