Air Lift Replacement Air Spring - Sleeve Type - 50291 fits_2009-2016`BMW`Z4 this system is hand-crafted and

this system is hand-crafted and TIG-welded for a perfect

Compatible with factory trim or optional shift boot conversion kit

Optional free-flow bypass sections for maximum performance gains

4-Amp Max output current

Supplied gaskets provide a perfect seal

Air Lift Replacement Air Spring - Sleeve Type - 50291 fits_2009-2016`BMW`Z4 this system is hand-crafted andThis Air Lift replacement sleeve is an exact replacement for your original Air Lift air spring. It is made with sturdy rubber construction and synthetic fabric reinforcement. This sleeve has an inflated proper ride height of 6. 0 to 8. 0 inches and a maximum diameter of 5. 1 inches. Genuine high strength, rust proof Zytel endcaps and an inverted crimp design help the air spring holds its shape for a long life. This replacement air sleeve is covered by