Racing Springs
Premium 250-Series Replacement Springs (51mm ID)
Engineered for professional motorsport, these 250mm length linear-rate springs provide the consistency required for high-level chassis tuning. Manufactured from high-tensile chrome silicone steel, they offer maximum travel with minimal weight, ensuring your coilovers perform at their peak.
Lo Open Length (mm)
R Spring Rate (N/mm)
Di Inside Diameter (mm)
Sn Block Length (mm)
Fn Force at Block (N)
St Usable Stroke (mm)
| Part Number | Lo | R | Di | Sn | Fn | St |
|---|---|---|---|---|---|---|
| AST-250-30-51 | 250 | 30 | 51 | - | - | - |
| AST-250-40-51 | 250 | 40 | 51 | - | - | - |
| AST-250-50-51 | 250 | 50 | 51 | 109 | 7040 | 141 |
| AST-250-60-51 | 250 | 60 | 51 | 114 | 8160 | 136 |
| AST-250-70-51 | 250 | 70 | 51 | - | - | - |