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-QA1 Proma Star Series Coil-Over Shock Absorber - Double Adj. - Bushing Mount - 10.125in/14in - Alum-Shocks and Struts-QA1
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QA1 Proma Star Series Coil-Over Shock Absorber - Double Adj. - Bushing Mount - 10.125in/14in - Alum

QA1
QAPDD402
806990059741
Shocks and Struts
2 Units In Stock - Ships Next Business Day
$ 371.08 $ 334.95
$ 334.95

SKU: DD402 | UPC: 806990059741

QA1 Proma Star Series Coil-Over Shock Absorber - Double Adj. - Bushing Mount - 10.125in/14in - Alum

QA1 DD402 Proma Star double adjustable coil-over shock delivers precise control for custom chassis and suspension setups where direct-fit options do not exist. Compressed height measures 10.125 inches with 14-inch extended height and 3.875-inch stroke, featuring poly bushing top and bottom mounts. Dial in compression and rebound independently for consistent handling on street, drag strip or road course.

Key Features

  • Ride Height Adjustment: Threaded spring seat and included hardware allow quick changes for exact stance without disassembly.
  • Double Adjustable Valving: Independent compression and rebound knobs provide fine-tuned damping for track precision or street comfort.
  • Mounting Options: Poly bushings with 1/2-inch and 5/8-inch sleeves reduce noise, vibration and harshness while fitting common applications.
  • Aluminum Construction: Lightweight body ensures durability and performance in racing environments like circle track and drag.
  • Dyno Tested Quality: Every shock undergoes dyno testing in USA facility for reliable operation and backed by limited lifetime warranty.

Product Notes

  • Verify shock travel avoids overextension or bottoming out in your setup.
  • Spanner wrenches and thrust bearings available separately for easier preload adjustments.
  • With stock spring pocket, confirm desired height allows full shock travel.

Installation Notes

  • Professional installation recommended.
  • Add 2.5-inch ID coil spring of correct length and rate, sold separately.
  • Bushing mounts accept 1/2-inch or 5/8-inch bolts. extended eyelets optional for misalignment.

This Part Fits

Year Make Model Submodel
Universal Custom Chassis/Suspension Street Rod/Drag/Track

Why Choose QA1?

  • Leaders in motorsports suspension since 1993 with 83,000 sq ft USA manufacturing.
  • Specialize in shocks, driveshafts and components for circle track, drag racing and street performance.
  • Dyno-tested products with limited lifetime warranty after online registration at QA1.net/warranty.

Frequently Asked Questions

  • Q: What vehicles or applications fit this shock?
    A: Designed for custom chassis, suspension builds or vehicles lacking direct-fit shocks, including street rods, drag cars and circle track setups.
  • Q: What type of springs are required?
    A: Requires 2.5-inch inside diameter coil springs. select rate and length based on vehicle weight and ride height goals.
  • Q: How do I get the lifetime warranty?
    A: Register the shock online at QA1.net/warranty prior to installation for coverage against defects.

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective cardboard tube, 16in x 6in x 6in
  • Weight: 7.8 lbs

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