Swift Standard Springs 10-inch Progressive Coilover Barrel Type 2.5-inch ID single*Images are for reference only, the actual product may vary. Swift springs are a great way to Improve ride quality and customize your coilovers spring rates. Most coilover brands do not recommend going more than 2 4K higher or lower than original spring rates for the best damper performance. 10" Progressive Length Swift Springs Sold as a single coilover spring Barrel Type PART NUMBER SPRING RATE USABLE STROKE MAX STROKE MAX. LOAD lbs inch inch inch