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Why are suspension bushings made out of rubber?

Why are suspension bushings made out of rubber?

Rubber is soft, and more importantly, takes damage from heat, road chemicals, oil and UV rays. So these bushing are already going to take a beating, and that’s before you put the weight of the vehicle and the stresses of the suspension on them. As the suspension travels the bushings stretch and compress to comply with the suspension movement.

What are the symptoms of a failed rubber bushing?

Loose suspension parts, constant mis-alignment, and annoying noises are common symptoms of a failed rubber bushing. If you use rubber to replace failed rubber, don’t be surprised to find yourself in a similar situation several years down the road. For some people that’s okay.

What makes a polyurethane suspension bushing Squeak?

Poly bushings employ a free-float design where the bushing is installed directly into the housing without a metal shell and ‘floats’ there. Since the poly and metal sleeve are not bound together, if there is no lubrication, the result is a squeaking that most find annoying.

What’s the difference between rubber and poly bushings?

Using the right kind of grease for poly bushings is imperative since some grease does not have the same staying power as other options. Rubber bushings require advanced tools and know how, while poly bushings can easily be installed with simple tools.

What are the bushings on a sway bar?

Sway Bar Bushings Sway bars, also known as stabilizer or anti-roll bars, play a critical role in delivering a smooth, quiet, and enjoyable ride. This bar is supported with bushings that connect it to the body of the vehicle and improve handling by keeping it from rolling during turns.

What kind of bushing does Summit Racing use?

Choose from thousands of replacement sway bar bushings in a range of sizes and materials at Summit Racing Equipment Sway bars, also known as stabilizer or anti-roll bars, play a critical role in delivering a smooth, quiet, and enjoyable ride.

Rubber is soft, and more importantly, takes damage from heat, road chemicals, oil and UV rays. So these bushing are already going to take a beating, and that’s before you put the weight of the vehicle and the stresses of the suspension on them. As the suspension travels the bushings stretch and compress to comply with the suspension movement.

Loose suspension parts, constant mis-alignment, and annoying noises are common symptoms of a failed rubber bushing. If you use rubber to replace failed rubber, don’t be surprised to find yourself in a similar situation several years down the road. For some people that’s okay.

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Ruth Doyle