QA1 MOD Series Rear Pro Coilover Kit, 220 lbs/in Rate - 1978-1987 Pontiac Bonneville 318i and measurable unsprung-weight savings versus

and measurable unsprung-weight savings versus the standard Down Sus

Part Number CSB090-SP Damping Adjustment 36-Way Height Adjustable Yes Spring Rate (Front) 9

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QA1 MOD Series Rear Pro Coilover Kit, 220 lbs/in Rate - 1978-1987 Pontiac Bonneville 318i and measurable unsprung-weight savings versusdon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1978 1987 Pontiac Bonneville to meet the demands required by today's high performance drag race and handling pro touring cars, QA1's multi patent pending MOD Series shock will transform the way racers respond to changing track conditions and configurations. The key element to this tunability is QuickTune Technology: dry modular