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-QA1 2-1/2in ID High Travel Spring - 9in Length x 550lbs/in - Silver Powder Coated-Coilover Springs-QA1
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QA1 2-1/2in ID High Travel Spring - 9in Length x 550lbs/in - Silver Powder Coated

QA1
QAP9HT550
806990112644
Coilover Springs
20+ Units In Stock - Ships Next Business Day
$ 88.57 $ 79.95
$ 79.95

SKU: 9HT550 | UPC: 806990112644

QA1 2-1/2in ID High Travel Spring - 9in Length x 550lbs/in - Silver Powder Coated

QA1 9HT550 high travel coil spring delivers a 2-1/2 inch inner diameter 9 inch free length and 550 lb/in rate for custom coilover setups in drag racing circle track street performance and street rod vehicles. Chrome silicon construction reduces unsprung weight for quicker response and more travel while silver powder coat ensures lasting protection. Ground ends provide consistent seating and operation in performance suspension systems.

Key Features

  • Lifetime Guarantee: Stays within 2% of original free height and rate under normal operating conditions for reliable long-term performance
  • Lightweight High Travel Design: Fewer coils and smaller wire diameter cut weight increase suspension travel and enable faster reaction times
  • Chrome Silicon Steel: High-tensile alloy cold wound heat treated and shot peened for strength consistency and extended service life
  • Silver Powder Coat Finish: Provides corrosion resistance and durability with squared ground ends for straight accurate seating
  • Clear Markings: Free length and spring rate etched on coil for quick identification during setup and maintenance

Product Notes

  • Compresses to coil bind without impacting rate or free height preserving performance over time
  • Ideal for reducing unsprung mass in racing and street applications
  • Ships ready to install with protective coating intact

Installation Notes

  • Professional installation recommended.
  • Matches standard 2-1/2in ID coilover perches and retainers
  • Pair with compatible QA1 shocks for optimal ride height and handling

This Part Fits

Year Make Model Submodel
Universal All Coilover Suspension Drag Racing Circle Track Street Performance

Why Choose QA1?

  • Leaders in motorsports suspension since 1993 with rod ends shocks and coilovers
  • All products manufactured in USA Lakeville MN facility for quality control
  • Proven in circle track drag racing street performance and street rodding

Frequently Asked Questions

  • Q: Does this spring fit specific vehicles?
    A: Universal design fits custom coilover assemblies on drag cars circle track racers street performance cars and street rods select rate based on vehicle weight and setup
  • Q: What material and finish does it use?
    A: High-tensile chrome silicon steel cold wound heat treated shot peened with durable silver powder coat and ground squared ends
  • Q: What warranty coverage applies?
    A: Lifetime guarantee maintains spring within 2% of original free height and rate under normal use

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective shipping carton 10 x 10 x 10 inches
  • Weight: 4.1 lbs

Request For Information

Have questions about QA1 2-1/2in ID High Travel Spring - 9in Length x 550lbs/in - Silver Powder Coated? Fill out the form below and we'll get back to you by the next business day.
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