QA1 MOD Series Rear Pro Coilover Kit, 200 lbs/in Rate - 1978-1981 Pontiac Catalina isc-suspension-rear-damping-extenders 2011 Mercedes-Benz C-Class C280/C300/C350/C180CDi/C200CDi/C220CDi/C250CDi (W204)

2011 Mercedes-Benz C-Class C280/C300/C350/C180CDi/C200CDi/C220CDi/C250CDi (W204)

2017 Mercedes-benz SLC

Part Number GD401-10750C Part Name Coilover Kit UPC 806990146687 Vehicle 1973-1977 GMC Sprint Ride-Height Adjustable Yes Damping Adjustable Yes Adjustment Type 2-Way Vehicle Fitment

140 Part Name Coil Spring Lowering Kit Vehicle 2008-2016 Audi S5 UPC 00803050288646 Color Diamond Black Notes Tested with Factory Dampers Vehicle Fitment

QA1 MOD Series Rear Pro Coilover Kit, 200 lbs/in Rate - 1978-1981 Pontiac Catalina isc-suspension-rear-damping-extenders 2011 Mercedes-Benz C-Class C280/C300/C350/C180CDi/C200CDi/C220CDi/C250CDi (W204)don't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1978 1981 Pontiac Catalina 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 valve