E30 Polyurethane Rear Trailing Arm Bushings (E12, 2002, E30, Z3, E21) RTAB
BMW E30, Z3, & 2002 POLYURETHANE REAR TRAILING ARMS (RTAB) WHAT ARE REAR TRAILING ARM BUSHINGS? These rear trailing arm bushings are meant for your all-out track, autocross, or drift E30 monster; the bane of track times are any kinks your car may have in its proverbial chain. These polyurethane E30 rear trailing arm bushings are one of those upgrades that give a definite edge. The Garagistic polyurethane rear trailing arm bushings (RTABs) are a class of their own; if you've ever been in a car with polyurethane bushings, you know what performance feels like. These RTAB's are designed with specific racing classes in mind, where your more solid or bearing-style bushings are not permitted. The last thing you want when you're tracking your bimmer is any type of unwarranted after-turn motions; with polyurethane bushings, your suspension tends to react faster due to the stiffer durometer of these bushings. Since there is less wasted motion with a solid bushing, the suspension can react f