The bushings have a very progressive spring rate, starting soft and quickly “ramping up”. Right Foot bushings provide excellent performance when dynamically loaded plus offer good abrasion and solvent resistance. Poly bushings are sold separately and are available in a variety of durometers and sizes as shown below
OD": 3.355" ID": .0750 Height: 2.5"
Durometer and color chart is under images!
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