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AST AST Linear Race Springs - 150mm Length x 90 N/mm Rate x 61mm ID - Single
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AST Linear Race Springs - 150mm Length x 90 N/mm Rate x 61mm ID - Single

AST
ASTAST-150-90-61
astAST-150-90-61
Coilover Springs
1 Units In Stock - Ships Next Business Day
$ 95.00 $ 85.50
$ 85.50

SKU: AST-150-90-61 | UPC: astAST-150-90-61

AST Linear Race Springs - 150mm Length x 90 N/mm Rate x 61mm ID - Single

AST Linear Race Springs deliver precise consistent spring force in a single unit measuring 150mm free length 90 N/mm linear rate and 61mm inner diameter. Crafted for coilover systems on race track and performance vehicles these springs ensure reliable suspension response under high loads. MPN AST-150-90-61 fits standard 61mm ID perches in custom and aftermarket coilover builds.

Key Features

  • 90 N/mm Linear Rate: Provides steady force progression for sharp responsive handling and control through corners
  • 150mm Free Length: Matches high travel coilover designs allowing full suspension droop and bump without binding
  • 61mm Inner Diameter: Compatible with common 2.4-inch coilover perches for direct bolt-on integration
  • Chrome Silicon Steel Construction: Heat treated and shot peened for fatigue resistance enduring thousands of race cycles
  • Powder Coated Finish: Resists corrosion from track elements and repeated washdowns maintaining performance

Product Notes

  • Sold as single spring order two for paired applications
  • Inspect coilover perch diameter prior to install for 61mm ID match
  • Special order processing may apply verify stock

Installation Notes

  • Professional installation recommended.
  • Compress spring safely using dedicated coil spring compressor tool
  • Compatible with AST coilovers and 61mm ID perches requires no special hardware

This Part Fits

Year Make Model Submodel
- - Universal Coilover Systems Race Track Performance Builds

Why Choose AST?

  • Proven in European rally and circuit racing worldwide
  • Dyno-tested rates ensure exact performance match
  • Hand-inspected for roundness and load consistency

Frequently Asked Questions

  • Q: Does this spring fit my coilover setup?
    A: Fits any coilover with 61mm ID perch and matching height requirements ideal for race rebuilds verify your perch size
  • Q: What material is used?
    A: Premium chrome silicon vanadium steel heat treated shot peened and preset for maximum durability
  • Q: What is the warranty?
    A: Covered under AST manufacturing defect warranty contact support for claims

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective cardboard tube 7in x 7in x 18in
  • Weight: 2.4 lbs

Request For Information

Have questions about AST Linear Race Springs - 150mm Length x 90 N/mm Rate x 61mm ID - Single? Fill out the form below and we'll get back to you by the next business day.
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