A224-350R - 1978-1988 G-Body, 1982-2003 S10/S15, 1973-1977 A-Body Coilover Kit 1999 pontiac firebird 4057-250 - 1964-1972 GM A-Body

4057-250 - 1964-1972 GM A-Body Rear Coilover Kit

Supplied is (4) 12 mm 10

This kit includes washers and bolts for both toe arms

UMI Performance's unique on-car adjuster makes adjustments easy without the need to remove the control arm from the vehicle

Mitsubishi MZ320106

A224-350R - 1978-1988 G-Body, 1982-2003 S10/S15, 1973-1977 A-Body Coilover Kit 1999 pontiac firebird 4057-250 - 1964-1972 GM A-BodyFront Spring Rate Options: 250lb 11 tall springs for drag race only. Serious lightening required. 350lb Small block cruise or drag race with lightening required. 450lb Small block cruise, big block drag race. 550lb Small block handling, all big blocks except drag.