The MOTON Linear Racing Springs 140 Series are 140mm long, linear-rate replacement springs with a 61mm inside diameter, made for Moton or AST coilovers. MOTON says they are engineered for professional motorsport and deliver the consistency needed for high-level chassis tuning. They are made from high-tensile chrome silicon steel, which the brand says gives maximum travel with minimal weight. The brand's table lists 26 spring rates from 50 to 400 N/mm, with block length, force at block and usable stroke given for each.
Features
- 140mm open length linear-rate springs
- 61mm inside diameter
- High-tensile chrome silicon steel
- Maximum travel with minimal weight, per MOTON
- Replacement springs for Moton or AST coilovers
- Rates from 50 to 400 N/mm in the brand table
- Engineered for professional motorsport, per MOTON
Specifications
- Brand: MOTON Suspension
- Product Type: Linear Racing Spring
- Open Length: 140mm
- Inside Diameter: 61mm
- Spring Rates: Linear, 50 to 400 N/mm (varies by option)
- Block Length: 52 to 93mm (varies by rate)
- Force at Block: 4400 to 20000 N (varies by rate)
- Usable Stroke: 47 to 88mm (varies by rate)
- Material: High-tensile chrome silicon steel
- Part Number: AST-140 series (varies by option)
Vehicle Compatibility: Replacement springs for Moton and AST coilovers with a 61mm inside diameter; not vehicle specific.
Image shown is generic and for illustration only. The part supplied may differ in appearance.
Please confirm fitment against your vehicle before ordering. Contact us if you need help selecting the right part.