Select your vehicle

              Your vehicle selection:
              phone_iphone(703) 257-1728
              Close
              phone(703) 257-1728
              Menu
              (0) items
              You have no items in your shopping cart.
              Shop By Category
                search
                menu
                shopping_cart
                settings
                filter_list
                Manufacturer: Skunk2

                Skunk2 521-99-1140 - Pro-C/Pro-S II Coilover Straight Race Spring (Straight, 7" Length, 2.5" ID, 16K)

                Be the first to review this product
                $74.53
                $78.45
                Race Springs Sold Individually
                SKU: SKK-521-99-1140
                Availability: Out of Stock - on backorder and will be dispatched once in stock.
                Fitment:
                Please Select Vehicle To Confirm Fitmenteditedit...
                Fitment Notes:

                Skunk2 race springs are available separately giving the experienced tuner more freedom in designing custom suspension set-ups. These are the same springs that come standard in each Skunk2 Racing adjustable coilover kit.

                Available as straight, elliptical, or cone tapered in numerous lengths and rates – you can be sure that perfect suspension setup is just a step away.

                How to read part # on spring:

                Example 0500.250.008

                • 0500: (length of spring = 5”)
                • 250: (inner diamater of spring = 2.50”)
                • 008: (spring rate = 8kg/mm)

                Spring Rate Conversion: 1 kg/mm = 55.88 lb/in

                Skunk2 race springs are available separately giving the experienced tuner more freedom in designing custom suspension set-ups. These are the same springs that come standard in each Skunk2 Racing adjustable coilover kit.

                Available as straight, elliptical, or cone tapered in numerous lengths and rates – you can be sure that perfect suspension setup is just a step away.

                How to read part # on spring:

                Example 0500.250.008

                • 0500: (length of spring = 5”)
                • 250: (inner diamater of spring = 2.50”)
                • 008: (spring rate = 8kg/mm)

                Spring Rate Conversion: 1 kg/mm = 55.88 lb/in

                Products specifications
                I.D. 2.5in
                Fitment Vehicle Specific
                Length 7in
                Rate 16kg/mm
                Style Straight
                Snap Finance - Apply Here
                Information
                Customer service
                My account
                Contact Us
                Copyright © 1998-2025 PTUNING.com. All rights reserved.