SCCA T2 Sway Bar Set for E46 M3. Front part # TMSF23.235, rear part #TMSR23.32, 30mm front and 25mm rear diameter, legal for use in SCCA T2 Club Racing. 3 way adjustable in the front and 2 way adjustable in the rear. These also include H&R's exclusive urethane / Teflon bushings that require no lubrication or maintenance, ever! These bars are are crafted from a special 50CrV4 spring steel that is both stronger and more resilient than competitive sway bars. These bars have been shot peened and heat treated, and feature precision forged ends.