Exterior Components› Body Panels and Components
AST
AST Linear Race Springs - 100mm Length x 40 N/mm Rate x 61mm ID - Set of 2
SKU: A03L AST-100-40-61
Description
This racing spring is backed by a lifetime warranty against breaking. The product code AST-100-40-61 indicates the spring's dimensions: the first digit for length in millimeters, the second for the rate in Newton per MM, and the third for the inner diameter in millimeters.
Fitment
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Specifications
| Brand | AST |
| Part Number | A03L AST-100-40-61 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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