UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R

A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the ...

UMI Performance 64-72 GM A-Body Adjustable Lower Control Arms Off Set Bushings CrMo - 4023OFCM-B

UMI P/N 4023OFCM features off-set aluminum bushings and smaller diameter tubing that place the control arm inward for additional clearance when running large tires. This type of set-up is also...

UMI Performance 64-72 GM A-Body Adjustable Lower Control Arms Off Set Bushings CrMo - 4023OFCM-R

UMI P/N 4023OFCM features off-set aluminum bushings and smaller diameter tubing that place the control arm inward for additional clearance when running large tires. This type of set-up is also...

UMI Performance 64-72 GM A-Body Adjustable Lower Control Arms Rod Ends CrMo - 4023CM-B

UMI P/N 4023CM, double adjustable control arms are designed for race applications and light duty street use. The spherical rod ends offer a solid foundation and work excellent as a solid bushing...

UMI Performance 64-72 GM A-Body Adjustable Lower Control Arms Rod Ends CrMo - 4023CM-R

UMI P/N 4023CM, double adjustable control arms are designed for race applications and light duty street use. The spherical rod ends offer a solid foundation and work excellent as a solid bushing...

UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055

40+ years of moisture and abuse can leave your frame in bad shape, and unable to properly locate the body mounts. Our 14 piece kit is designed to weld-in and provide a sturdy surface and a properly...

UMI Performance 64-72 GM A-Body Double Adjustable Lower Control Arms - 4027-B

Some competitors may consider these "Race Only" control arms while we consider them Race Ready. Our double adjustable lower control arms feature TIG welded fabrication, reinforced sway bar holes...

UMI Performance 64-72 GM A-Body Double Adjustable Lower Control Arms - 4027-R

Some competitors may consider these "Race Only" control arms while we consider them Race Ready. Our double adjustable lower control arms feature TIG welded fabrication, reinforced sway bar holes...

UMI Performance 64-72 GM A-Body Drive Shaft Safety Loop - 4500-B

This one-piece NHRA legal drive shaft safety loop is a bolt-in or weld-in application for the 1964-1972 GM A-body. Drive shaft loop is contoured for the A-Body floor pan and bolts or welds into...

UMI Performance 64-72 GM A-Body Drive Shaft Safety Loop - 4500-R

This one-piece NHRA legal drive shaft safety loop is a bolt-in or weld-in application for the 1964-1972 GM A-body. Drive shaft loop is contoured for the A-Body floor pan and bolts or welds into...

UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F

A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the ...

UMI Performance 64-72 GM A-Body Front A-arm Kit 1/2in taller upper ball joints - 403133-1-B

Improve performance and make your classic A-Body feel like a modern day muscle car with a complete set of fabricated tubular a-arms from UMI Performance. UMI's P/N 403133-1 upper and lower a-arm...