Firestone W21-760-0335 Double Convoluted Replacement Suspension Air Springs ORIA 2600


Cross Reference

Specifications and Tecnical Data

This bellow has two top male fixing studs with an off-set air inlet. The bottom has two female fixings

Double Convolutions

Suspension air springs

Rubber and Steel material

HS Code 8708809000

Sample is available

100% Condition New

1 piece of girdle ring

Without rubber bumper

Other models

Firestone style 268C

Firestone part number 6764; 6762

Firestone style 267C 1.5

Firestone part number 6397; 6410; 6781; 6782; 6784; 7882

Firestone style 224C

Firestone part number 0335; 6401;6873; 6859; 6776

Firestone style 26C

Firestone part number 7714; 7325; 7701

Common problems and reasons

1. Puncture
lrregular shaped cut inthe bellows
Possible Causes
Debris punctured thebellows
Mounted too close to sharp object

2. Bent Alignment Pin
• One side of alignment pin is pushed down toward the bead plate
• Marring or semicircular gouge in the top of the alignment pin
• Pin pushed in
Possible Causes
• Alignment pin was not installed into the alignment pin hole in the bracket
• Attachment hardware not tightened

3. Abrasion
Hole rubbed into side of bellows or in area that rolls over piston (sleeve style)
Possible Causes
• Contacting a vehicle or other suspension component
• Inadequate air pressure
• Road debris
• Oversized tire contact
• Snow chain contact
• Inadequate tire to frame clearance

4. Circumferential Cuts
Bellows cut or separated around the perimeter of bead plate or piston
Possible Causes
• Too much air pressure, over extended for long periods of time
• Bottoming out
• Air spring overextended
• Normal wear and tear over years of usage

The image of industrial air springs

FAQ

Q1. How can I pay the the goods?
A: T/T, Western Union, Paypal or Others.

Q2. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q3. How about your delivery time?
A: The Specific delivery time depends on the items and the quantity of your order.

Q4. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q6. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

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.

AIRSUSTECH is another brand of Guangzhou Guomat Air Spring Co., Ltd. 

AIRSUSTECH is focus on industrial air spring.

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.