i just bought my SLR kit last month and they shipped me a separate shock spacer, poly urthane bushings, and compression stops (at additional cost). I'm using bilsteins with the part number B46-1099-H0.
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2000 XE 4x4, ARB bumper, 33x10.5 KM2, 3" fabtech SL, Skid Row skidplates, Calmini Sliders.