403133 - 1964-1972 GM A-Body Tubular Upper & Lower Front A-Arm Kit 1982-pontiac-firebird-esi7945046 T-Top and convertible models

T-Top and convertible models

Four wide circumferential grooves channel away water and slush

The spherical bearing used in the Vorshlag camber plate is the largest used in any 5th Gen camber plate on the market

They feature caster relocation

These products contain the extreme pressure additives necessary for ultimate protection road cars and racing vehicles

403133 - 1964-1972 GM A-Body Tubular Upper & Lower Front A-Arm Kit 1982-pontiac-firebird-esi7945046 T-Top and convertible modelsNote: The UMI 4033 upper a arm is designed to work with factory height or lowered cars. We do not recommend using the 4033 with cargo coils or above stock height cars, as the bump stop may contact the cross brace.