Convoluted Air Spring
| Contitech: | 64570, FT 330-29 520 |
| Firestone: | 7996, W01-358-7996, W01-358-7990 |
| Goodyear: | 3B12335, 3B12-335 |
| Granning: | 8221 |
| Triangle: | 4520 |
| Compressed Height: | 4.55" |
| Top Plate Width: | 9.00" |
| Piston Width: | 9.00" |
| Weight: | 15.4 lbs |
| Longest Side | 12.20 in. |
| Median Side | 12.20 in. |
| Shortest Side | 6.69 in. |
| Weight | 15.54 lbs. |