Xray T4 XLP Shock Absorber Set, black aluminum (2)XLP Aluminum Shock Absorber Set Black (2) With an intelligent design, the full range of XRAY XLP springs may also be used in the new XLP shocks, so you can use the entire range of springs for X4 23 cars. The XRAY aluminum shock absorbers come with all the necessary parts to build one pair of shocks (2 shocks). Springs and shock oil are not included and must be purchased separately.