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4" discs utilize solid hubs (possible gear noise) to reduce the rotational weight on the input shaft for quick clean shifts
The Fox chassis flexes dramatically
Every long tube exhaust header system is hand built with 1-3/4 inch CNC mandrel bent tubing for unrestrictive exhaust flow and maximum performance
A good choice for drivers wanting a comfortable ride on the street with the ability to firm up the suspension to hit the curves
BMR's bushing design allows grease to evenly coat the inner sleeve
Single Spring 1989-pontiac-firebird-esi6878223 4" discs utilize solid hubsEibach Bump Springs are the ultimate solution for soft spring dirt and pavement racing. Our bump spring system is specifically engineered to provide maximum travel and consistency in the most extreme racing conditions.
