Bilstein 5100 Series FordF250 4in.liftAsbury2WD 99-F 46mm Monotube Shock Absorber Automotive/RV | Lighting The Porsche A40 standard requires

The Porsche A40 standard requires extreme high shear resistance from the lubricant

coaches and similar applications

It removes water to prevent corrosion and cleanses carburetors and fuel injectors

Bearing to Waypoint (BTW)

3 sizes available

Bilstein 5100 Series FordF250 4in.liftAsbury2WD 99-F 46mm Monotube Shock Absorber Automotive/RV | Lighting The Porsche A40 standard requiresBilstein B8 5125 shock absorbers are designed for custom applications and are a perfect solution for vehicles that do not have a direct Bilstein fitment. These high gas pressure monotube shock absorbers are sold by various lengths and valve rates to accommodate a wide range of uses and custom fitments. All B8 5125 shock absorbers come equipped with industry standard 5 8 inch hour glass bushings and are available in either an eye eye or stem eye mount