Further details for you 
The inscriptions specified relate to the diaphragm. Various complete air springs are possible. Please verify the required version.
Air connection
1 integrated Attachment type at bottom
1 threaded hole Attachment type at top
1 stud bolt Brand
winkler Height rolling piston (mm)
155 Inscription Airtech
3475734757-29
Inscription Blacktech
9586895868 C29
Inscription ContiTech
4757 N4757 N P29
Inscription Firestone
1R7Z-460-3051R7Z-460-305-B
Inscription Gart
C299/A Inscription Goodyear
556-03-9079 Inscription Phoenix
1KF241KF24-29
Inscription Prime-Ride
9520 Inscription Vibracoustic
V1KF24V1KF24-2
Material rolling piston
steel Measures air connection
M 16x1,5 (Voss 232) Measures mounting bottom
M 16x1,5 Measures mounting top
M 24x1.5 Type of construction
rolling bellows Version
complete Weight (kg)
7,289 ø rolling piston (mm)
280
