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QA1 ''R'' Series Mustang II Pro Coil System


QA1
QA1 ''R'' Series Mustang II Pro Coil System

If you are looking for better 60' times and more control, look no further than QA1's "R" Series Mustang II Pro Coil System. Built specifically for drag racing, this system has 18 valving options of rebound adjustment and a firm compression, to give you the control you have been looking for. Choose a spring rate specific to your setup to store energy and transfer weight the way you prefer. Made in the USA.

  • Mounting Hardware Included
  • Easy, Bolt-In Installation
  • No Cutting or Welding Needed
  • Coil-Over
  • Ride Height Adjustable
  • Lightweight Aluminum
  • 100% Dyno Tested and Serialized
  • Rebuildable and Revalvable by the QA1 Factory or QA1 Authorized Service Centers


  • 19 Products
    Drag "R" Series Pro Coil Systems
  • 1/2" Bearing Mount

  • 122-MR301-08375
    "R" Series Mustang II Pro Coil System
  • Front End Weight: Less Than 1350 lbs
  • 1/2" ID Bolt Hole, Bearing
  • 375 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR301-08500
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1350-1525 lbs
  • 1/2" ID Bolt Hole, Bearing
  • 500 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR301-08600
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1525-1700 lbs
  • 1/2" ID Bolt Hole, Bearing
  • 600 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR301-08700
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1700+ lbs
  • 1/2" ID Bolt Hole, Bearing
  • 700 lb Springs
  • $484.99
    Order Today Ships 09/03/14
    Drag "R" Series Pro Coil Systems
  • 1/2" Bushing Mount

  • 122-MR302-08375
    "R" Series Mustang II Pro Coil System
  • Front End Weight: Less Than 1350 lbs
  • 1/2" ID Bolt Hole, Bushing
  • 375 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR302-08500
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1350-1525 lbs
  • 1/2" ID Bolt Hole, Bushing
  • 500 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR302-08600
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1525-1700 lbs
  • 1/2" ID Bolt Hole, Bushing
  • 600 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR302-08700
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1700+ lbs
  • 1/2" ID Bolt Hole, Bushing
  • 700 lb Springs
  • $484.99
    Order Today Ships 09/03/14
    Drag "R" Series Pro Coil Systems
  • 7/16" Bushing Mount

  • 122-MR303-08375
    "R" Series Mustang II Pro Coil System
  • Front End Weight: Less Than 1350 lbs
  • Stock 7/16" ID Bolt Hole, Bushing
  • 375 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR303-08500
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1350-1525 lbs
  • Stock 7/16" ID Bolt Hole, Bushing
  • 500 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR303-08600
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1525-1700 lbs
  • Stock 7/16" ID Bolt Hole, Bushing
  • 600 lb Springs
  • $484.99
    Order Today Ships 09/03/14

    122-MR303-08700
    "R" Series Mustang II Pro Coil System
  • Front End Weight: 1700+ lbs
  • Stock 7/16" ID Bolt Hole, Bushing
  • 700 lb Springs
  • $484.99
    Order Today Ships 09/03/14
    Shocks

    122-MR301
    "R" Series Mustang II Pro Coil Shock
  • 1/2" ID Bolt Hole, Bearing
  • $203.99
    Order Today Ships 09/03/14

    122-MR302
    "R" Series Mustang II Pro Coil Shock
  • 1/2" ID Bolt Hole, Bushing
  • $203.99
    Order Today Ships 09/03/14

    122-MR303
    "R" Series Mustang II Pro Coil Shock
  • Stock 7/16" ID Bolt Hole, Bushing
  • $203.99
    Order Today Ships 09/03/14
    Springs

    122-8MB375
    8'' Free Length Tapered Spring - Chrome Finish
  • 375 lbs/in
  • 3-1/2'' First Coil ID
  • 2-1/2'' Last Coil ID - Tapered
  • $69.99
    Ships

    122-8MB500
    8'' Free Length Tapered Spring - Chrome Finish
  • 500 lbs/in
  • 3-1/2'' First Coil ID
  • 2-1/2'' Last Coil ID - Tapered
  • $69.99
    Ships

    122-8MB600
    8'' Free Length Tapered Spring - Chrome Finish
  • 600 lbs/in
  • 3-1/2'' First Coil ID
  • 2-1/2'' Last Coil ID - Tapered
  • $69.99
    Ships

    122-8MB700
    8'' Free Length Tapered Spring - Chrome Finish
  • 700 lbs/in
  • 3-1/2'' First Coil ID
  • 2-1/2'' Last Coil ID - Tapered
  • $69.99
    Order Today Ships 09/09/14

    19 Products