Tires, springs, shock absorbers and anti-roll bars get a lot of attention, but what about those unassuming bushings–you know, the little blocks of rubber tasked with locating all those suspension components day in and day out? Perhaps it’s time to think about them.
Just about every mass-produced car has been delivered with rubber bushings. Rubber does a fine job of locating suspension pieces without transmitting too much noise, vibration and harshness. However, there’s one small problem with these rubber bushings: They don’t last forever. Over time, rubber can crack, split and deteriorate.
Plus, rubber isn’t the toughest material ever made. If you’re hurtling around the track, would you rather have your suspension parts located by tough, firm bushings or ones that are a bit squishy?
The aftermarket, as usual, has come to the rescue with replacement bushings formed from polyurethane, a stronger, moldable material.
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