Advantage
Products
Circle Track
Standard Conventional Springs
Standard Coilover Springs
Bump Springs
Assist / Helper Springs
Suspension Tuning Accessories
STREET
Swift Performance Springs
Metric Coilover Springs
Assist / Helper Springs
Suspension Tuning Accessories
Race
Standard Coilover Springs
Metric Coilover Springs
Assist / Helper Springs
Suspension Tuning Accessories
Spring Family
Dealers
What’s New
Circle Track – Press Release
Sport Compact – Press Release
Image Gallery
Subscribe
Circle Track
Sport Compact
History
Contact
Press Release -Circle Track
Standard Conventional Springs
8" Length - 5" OD - XXX F Front Springs. New Rates. 2022
8" Length - 5" OD - 525lb & 600lb Front Springs. New Rate. 2022
9.5" Length - 5" OD - XXX F High Travel Front Springs. New Rates. 2023
11" Length - 5" OD - XXX TH. New Rates. 2023
11" Length - 5" OD - 80 & 100lb. New Rates. 2023
11" Length - 5.5" OD - XXXlb Front Springs. New Rates. 2020
12" Length - 5" OD - XXXlb. New Series. 2024
12" Length - 5" OD - XXXlb TH. New Series. 2024
13" Length - 5" OD - 80lb & 50lb Standard Conventional Springs. New Rates. 2020
13" Length - 5" OD - 215 & 235 Conventional Springs. New Rates. 2023
13" Length - 5" OD - 215lb & 13" Length 5" OD - 235lb Tight Helix Springs. Additional Rates. 2021
13" Length - 5" OD - 250lb Tight Helix Springs. New Rate. 2022
13" Length - 5" OD - XXXlb Tight Helix Springs. New Rates. 2020
13" Length - 5" OD - 300lb Tight Helix Spring. New Rate. 2024
16" Length - 5" OD - 80lb & 100lb Bulletproof Springs. Additional Rates. 2024
16" Length - 5" OD - 65lb/ 20" Length - 5" OD - 65lb Conventional Springs. Additional Rate. 2021
16" Length - 5" OD - 112lb Conventional Spring. New Rate. 2022
18" Length - 5" OD - 100lb Conventional Spring. New Rate. 2023
Standard Coilover Springs
3" ID Coilover Springs. Now Available. 2020
4.5" Length - 1.63" ID - 070 & 080 TH Quarter Midget Tight Helix Springs. New Rates. 2024
4.5" Length - 1.63" ID - 090 & 100 TH Quarter Midget Tight Helix Springs. New Rates. 2024
4.5" Length - 1.63" ID - XXX TH Quarter Midget Tight Helix Springs. New Series. 2023
4.5" Length - 1.63" ID - 050B & 060B Quarter Midget Springs. New Rates. 2023
4.5" Length - 1.63" ID - XXXlb Quarter Midget Springs. New Rates. 2020
4.5" Length - 1.63" ID - 160B & 170B Quarter Midget Springs. New Rates. 2023
6" Length - 2.5" ID - XXXlb Barrel Springs. New Rates. 2021
7" Length - 2.5" ID - 350B & 400B Barrel Springs. New Rates. 2023
7" Length - 2.5" ID - XXXlb Barrel Springs. New Rates. 2021
8" Length - 1.88" ID Tight Helix Legend Springs. New Series. 2024
8" Length - 1.88" ID Legend Springs. Additional Rates. 2023
8" Length - 1.88" ID Legend Springs. Additional Higher Rates. 2024
8" Length - 2.5" Barrel Springs. New Series. 2024
10" Length - 2.5" ID Tight Helix Spring. Additional Rate. 2023
10" Length - 2.5" ID - 500lb Progressive Spring. Additional Rate. 2021
10" Length - 2.5" ID -115 & 135 Barrel Springs. Additional Rates. 2023
12" Length - 2.5" ID - 90lb Barrel Spring. Additional Rate. 2020
12" Length - 2.5" ID - 175lb Tight Helix Spring. New Rate. 2020
12" Length - 2.5" ID - 150lb & 185lb Tight Helix Springs. New Rates. 2023
12" Length - 2.5" ID - 115lb & 135lb Barrel Springs. New Rates. 2024
14" Length - 3" ID - 30lb & 40lb Standard Coilover Springs. Additional Rates. 2020
16" Length - 2.5" ID - 110lb Bulletproof Spring. Additional Rate. 2022
16" Length - 3.5" ID - 175lb Bulletproof Spring. Additional Rate. 2021
16" Length - 3.5" ID - XXXlb Bulletproof Springs. 2020
18" Length - 3.5" ID - 100lb Bulletproof Springs. Additional Rate. 2021
20" Length - Diameter increases 2.5" ID to 5.0" OD - V-Spring. Additional Rate. 2023
20" & 18" Length - Diameter increases 2.5" ID to 5.0" OD - V-Springs. Additional Rates. 2022
Assist/Helper Springs
3.5" Length 1.88" Inner Diameter. New Series. 2024
5" Length - 75lb Flat Wire Tender Spring. Additional Rate. 2021
6" Length - 50lb & 5" Length 100lb Flat Wire Tender Springs. Additional Rate. 2021
Bump Springs
1.5" Length Linear Round Wire Bump Springs. New Rates. 2024
1.5" Length Linear Round Wire Bump Springs. New Series. 2023
Round Wire Bumps Springs. New Rates. 2022
Bump Spring Stacker. New Product. 2020
Ohlins Shock Caps for Flat Wire Bump Springs. Additional Part. 2020
Fox Shock caps for Flat Wire Bump Springs. Additional Part. 2020
Miscellaneous
Spring Bags [10"]. For Legend Car Springs. 2023
3" Length - 1.63" ID - XXXlb 6th Coil. 2020
Midget Stack Guide. New Product. 2020
Stack Guide Models. Additional Parts. 2020
Stack Guide. New Rates. 2020
