SPC Performance Pro Spring Kit offers immediate handling enhancement and gives your muscle car an aggressive stance! Front springs provide a 1.3" drop and rear springs 1.0" drop. Highest quality and design assures springs will retain optimum rates for unsurpassed performance. Springs are epoxy coated with diamond black color and have a lifetime warranty. Sold as a complete vehicle package. If you are using these springs with our lower arms, and need to fine tune your ride height use our Height Spacers.

California Residents WARNING

Adjust camber and caster for maximum handling and performance with our adjustable arms for Corvettes, Impalas and 'Tri-5' Bodies. Arms include a steel cross shaft with street style or race pivots and ball joint plate. Street Style: Includes Steel Cross Sahft with Custom Pivots and OE style rubber (minimal deflection) pivots. Race Style: Steel Cross Shaft with Offset Race Pivots w/Delrin Inserts.

California Residents WARNING

These Flat Coil Spring Mount/Spacer Plates are designed to maximize your ride height options. Use thse plates as coilover mounts to augment coil stability on SPC's tubular arms. If you need to fine-tune your ride height these plates can also be stacked to change height. Use one spacer per side to add 1/2" or add two spacers per side to gain about 1" in ride height.

California Residents WARNING

Use this weld in receiver to create your own control arm or chassis mount with an SPC xAxis sealed flex joint. This weld-in end ring is designed with optimal press fit for the xAxis and includes two snap rings for retention and an access window for easy snap ring removal. For xAxis with a 2.0" OD. Refer to www.specprod.com/builderseries for sealed flex joints that will work with this end ring and suggested press adaptor.

California Residents WARNING

Use this weld in receiver to create your own control arm or chassis mount with an SPC xAxis sealed flex joint. This weld-in end ring is designed with optimal press fit for the xAxis and includes two snap rings for retention and an access window for easy snap ring removal. For xAxis with a 1.8125" OD. Refer to www.specprod.com/builderseries for sealed flex joints that will work with this end ring and suggested press adaptor.

California Residents WARNING

Use this weld in receiver to create your own control arm or chassis mount with an SPC xAxis sealed flex joint. This weld-in end ring is designed with optimal press fit for the xAxis and includes two snap rings for retention and an access window for easy snap ring removal. For xAxis with a 40mm OD. Refer to www.specprod.com/builderseries for sealed flex joints that will work with this end ring and suggested press adaptor.

California Residents WARNING

Adjust camber and caster for maximum handling and performance with our adjustable arms for Corvettes, Impalas and 'Tri-5' Bodies. Arms include a steel cross shaft with street style or race pivots and ball joint plate. Street Style: Includes Steel Cross Sahft with Custom Pivots and OE style rubber (minimal deflection) pivots. Race Style: Steel Cross Shaft with Offset Race Pivots w/Delrin Inserts.

California Residents WARNING

Adjust camber and caster for maximum handling and performance with our adjustable arms for Corvettes, Impalas and 'Tri-5' Bodies. Arms include a steel cross shaft with street style or race pivots and ball joint plate. Street Style: Includes Steel Cross Sahft with Custom Pivots and OE style rubber (minimal deflection) pivots. Race Style: Steel Cross Shaft with Offset Race Pivots w/Delrin Inserts.

California Residents WARNING

Welds into stock tubing sizes.Thread Size 5/8"-18 Outside Dia..870".Thread Length 1.3",Overall Length 1.938" Nominal Tube Size 1.000" OD , Recommended Tube Wall Thickness 0.065" May be Turned Down To Fit Other Tubing Sizes

California Residents WARNING

Welds into stock tubing sizes.Thread Size 1/2"-20 Outside Dia..745".Thread Length 1.2",Overall Length 1.813" Nominal Tube Size .875" OD , Recommended Tube Wall Thickness 0.065" May be Turned Down To Fit Other Tubing Sizes

California Residents WARNING

Welds into stock tubing sizes.Thread Size 1/2"-20 Outside Dia..745".Thread Length 1.2",Overall Length 1.813" Nominal Tube Size .875" OD , Recommended Tube Wall Thickness 0.065" May be Turned Down To Fit Other Tubing Sizes

California Residents WARNING

Includes a flat midsize plate, adjsutable sleeves, OE style (minimal deflection) pivots.

California Residents WARNING