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

QA1
QAPDS402
806990059734
Shocks and Struts
20+ Units In Stock - Ships Next Business Day
$ 260.29 $ 234.95
$ 234.95

SKU: DS402 | UPC: 806990059734

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

QA1 DS402 Proma Star single adjustable coil-over shock delivers precise ride control for custom chassis builds and suspension setups across street cars, drag strips and road courses. This aluminum-body shock features a 10.125-inch compressed height, 14-inch extended height and 3.875-inch travel with polyurethane bushing eyelet mounts top and bottom for reduced noise, vibration and harshness. Pair it with a 2.5-inch coil spring to achieve dialed-in ride height and handling performance.

Key Features

  • Single Adjustable Valving: 16 clicks of compression adjustment fine-tunes ride firmness from soft street comfort to firm track handling.
  • Ride Height Adjustability: Threaded spring perch and included hardware allow quick changes for the ideal stance without disassembly.
  • Bushing Mounts: Polyurethane eyelets with 1/2-inch and 5/8-inch sleeves fit common applications and minimize deflection.
  • Dyno Tested Construction: Aluminum body, 2-inch diameter, 7/8-inch shaft built in USA for consistent damping and durability.
  • Limited Lifetime Warranty: Register at QA1.net/warranty for coverage on this high-performance shock.

Product Notes

  • Verify shock travel matches your setup to prevent overextension or bottoming out.
  • Spanner wrenches and thrust bearings sold separately simplify preload and height adjustments.
  • Check stock spring pocket clearance for desired height and full shock stroke.

Installation Notes

  • Professional installation recommended.
  • Requires 2.5-inch ID coil spring of appropriate rate and length.
  • Includes bushing sleeves for 1/2-inch and 5/8-inch mounting bolts. extended eyelets available separately.

This Part Fits

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

Why Choose QA1?

  • 30+ years leading suspension components for racing and street performance.
  • 83,000 sq ft USA manufacturing ensures quality dyno-tested products.
  • Innovators in rod ends, bearings and carbon fiber driveshafts for motorsports.

Frequently Asked Questions

  • Q: What applications does the DS402 fit?
    A: Designed for custom chassis, bracket cars and vehicles lacking direct-fit shocks where 10.125-14in dimensions and bushing mounts match.
  • Q: What mounting hardware is included?
    A: Poly bushing eyelets top and bottom with 1/2in and 5/8in sleeves. bearing or other mounts available separately.
  • Q: How do I activate the warranty?
    A: Register online at QA1.net/warranty prior to installation for limited lifetime coverage.

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective box, 15.5in L x 3.3in W x 3.3in H
  • Weight: 7 lbs

Request For Information

Have questions about QA1 Proma Star Series Coil-Over Shock Absorber - Single Adj. - Bushing Mount - 10.125in/14in - Alum? Fill out the form below and we'll get back to you by the next business day.
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