The various HPS-pneumatic springs differ in suspension tuning, height of the vertical moving zones, and reaction speed of the height adjustment.
HPS Double bellow F26
- Non expanding convertible type   special  HPS HD airspring
- Non crimped
- Load capacity > 1000kg
- Diameter 6inch
HPS Rollinglobe FK 110/70
- Non expanding type special
  HPS HD airspring
- Crimped version
- Load capacity> 850kg
- Diameter 5inch
HPS Sleeve FS4
- Non expanding type special
  HPS HD airspring
- Crimped version
- Load capacity > 650kg
- Diameter 4inch