3B12-320 Cross others OEM

Goodyear Parts NO.: 3B12-320;
Goodyear Parts NO.:3B12 320;
Goodyear Parts NO.:3B12320
Goodyear Flexmember Parts NO.: 578-93-3-100 ;
Goodyear Flexmember Parts NO.:578 93 3 100;
Goodyear Flexmember Parts NO.:578933100
Flexmember 578 93 2 320;
Flexmember 578-93-2-320;
Flexmember 578932320
Firestone Parts NO.: W01-358-7437;
Firestone Parts NO.: W01 358 7437;
Firestone Parts NO.: W013587437
Contitech Parts NO.: FD 330-22 334;
Contitech Parts NO.:FD 330 22 334;
Contitech Parts NO.:FD33022334
Goodyear: 2B12-320
Ridewell: 1003587437C
Neway: 90557015

3B12-320 Goodyear Technical parameters

Nut / Blind Nut

Top Cover Plate Screw (Nut) Tooth : 2 pcs X1/2-13UNC

Screw Center Distance of Top Cover Plate : 157 mm

Bottom Cover Plate Screw (Nut) Tooth : 2 pcs X 1/2-13UNC

Screw Center Distance of Bottom Cover Plate : 157 mm

Gas Hole / Air inlet / Air Fitting

Gas Hole / Air inlet : 1/4-18NPTF

Screw Center Distance Between Gas Hole and Nut : 73 mm

Cover Plate

Top Cover Plate Diameter: 228.6 mm

Bottom Cover Plate Diameter: 228.6 mm

Rubber Bellows

Rubber Bellows MAX Diameter: 325 mm

Rubber Bellows Natural Diameter : 300 mm

The Working Stroke : MIN 120 mm to MAX 457 mm

Maximum Height : 305 mm

Minimum Height :104 mm

Stroke Height : 201mm

Bumper block / Buffer block

Without Bumper Block

Girdle Hoop / Girdle Ring

With Girdle Hoop :One Pieces of Girdle Hoop

Goodyear® Goodyear air spring features

Goodyear® Goodyear air springs utilize the compressive elasticity of air, and are essentially different from metal springs such as leaf springs. It has excellent characteristics as a suspension spring. For example, the combined use with a control device keeps the height of the vehicle always constant or arbitrarily changed. It can also improve the vehicle's inclination by individually controlling the left and right air springs.

Modern road transportation places high demands on the comfort and efficiency of automobiles. STEMCO (Stemco) company's mission is to "make our roads safer", knowing user satisfaction, easy and comfortable user experience, is the foundation of the product, and fully consider commercial vehicles in product design The demanding requirements of trucks and customers, such as its super-buffered air springs, use the materials and design of the load to provide industry-leading vibration damping, light weight and long service life. In addition, the unparalleled comfort performance design makes the super-buffer air spring reduce driving fatigue, reduce parts wear and tear, shorten the failure time, and thus improve safety performance.