Since 1999, Spohn Performance has designed and manufactured high-performance suspension, chassis and drivetrain components for muscle cars and trucks from its 27,000-square-foot facility in Myerstown, Pennsylvania. Its skilled craftsmen also build custom parts such as control arms and chrome-moly driveshafts, with a focus on detailed fabrication and value. Spohn is a member of the SEMA Motorsports Parts Manufacturer Council.
SEMA Motorsports Parts Manufacturer Council Member
Registration
Martz ChassisSince 1970, family-owned Martz Chassis has built custom performance suspension systems and chassis for street rods, muscle cars and other enthusiast vehicles in Bedford, Pennsylvania. Founded by racing mechanic and engineer Gary Martz, the company remains under the leadership of his son Andy, carrying a generation of racing-derived chassis knowledge into custom fabrication and installation work.BEDFORD, PA
Ground ForceGround Force manufactures tuned-performance suspension systems for light trucks, SUVs, crossovers, and performance muscle cars. The company says it has nearly three decades of experience, with its systems and components made at its Mount Braddock, Pennsylvania facility using materials manufactured in the USA. Its engineers work alongside original-equipment automotive manufacturers on suspension development.MOUNT BRADDOCK, PA
UMI PerformanceUMI Performance manufactures aftermarket suspension and chassis components for classic and modern muscle cars and trucks, with a particular focus on GM platforms such as Camaro, Firebird, Chevelle and C10/C15 pickups. Based in Philipsburg, Pennsylvania, the company also supports customers with kit recommendations, installation help and troubleshooting from its technical team.PHILIPSBURG, PA
Outlaw PerformanceFor more than 30 years, Outlaw Performance has carried on a street-rod manufacturing tradition from its western Pennsylvania home. The company is distinctive for building its bodies and chassis at the same facility, giving street rodders a single source for custom and hard-to-find components.AVONMORE, PA