STR Suspensions is one of the manufacturer for aftermarket suspensions system on 4x4 in China. They provide the most competitive price range for most of the 4x4 suspensions. Below are the range of products they carrying in the markets

ST1000 Series - Retuned to center (RTC) & Non RTC Steering Damper Series

ST5000 Series - Non adjustable O.E Direct Replacement Absorbers

ST9000 Series - 9 Stage adjustable O.E Direct Replacement Absorbers

ST8000 Series - 24 Stage damping adjustable & Optional 36 Stage rebound adjustable monotube absorber. Include aftermarket universal fit dual rate coil over springs.