QA1 Coil Springs and Accessories

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$104 Off

QA1 GD401-11250A GM Pro Coil, Double Adj, 250 Tapered Pigtail

QA1 |

#721GD40111250A

QA1 GD401-11250A GM Pro Coil, Double Adj, 250 Tapered Pigtail

Position:

Front

Spring Rate:

250 lbs.

Shock Adjustability:

Double Adjustable

$964.95

/kit

$1,069.01

$101 Off

QA1 GS510-10700 Front Pro Coilovers, 99-06 GM 1500 2WD, Sng. Adj.

QA1 |

#721GS51010700

QA1 GS510-10700 Front Pro Coilovers, 99-06 GM 1500 2WD, Sng. Adj.

Position:

Front

Spring Rate:

700 lbs.

Shock Adjustability:

Single Adjustable

$939.95

/kit

$1,041.30

$114 Off

QA1 DD501-1501 Rear Pro Coil Conversion System, Double Adj, 150

QA1 |

#721DD5011501

QA1 DD501-1501 Rear Pro Coil Conversion System, Double Adj, 150

Position:

Rear

Spring Rate:

150 lbs.

Shock Adjustability:

Double Adjustable

$1,052.95

/kit

$1,166.50

-9%

QA1 DS42-250 Sng. Adj. Coilover Kit, 12-12.5" Ride Height, 250lbs

QA1 |

#721DS42250

QA1 DS42-250 Sng. Adj. Coilover Kit, 12-12.5" Ride Height, 250lbs

Spring Rate:

250 lbs.

Mounted Length:

12.25"

Shock Adjustability:

Single Adjustable

$719.95

/kit

$797.58

-15%

QA1 SN8-66 High Misalignment Spacer, .5 Inch OD

QA1 |

#721SN866

QA1 SN8-66 High Misalignment Spacer, .5 Inch OD

Hole Diameter:

0.375"

GTIN Code:

806990114235

Diameter Big End:

0.625"

$11.49

/each

$13.65

-9%

QA1 DD42-350 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 350lbs

QA1 |

#721DD42350

QA1 DD42-350 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 350lbs

Spring Rate:

350 lbs.

Mounted Length:

12.25"

Shock Adjustability:

Double Adjustable

$879.95

/kit

$974.84

$196 Off

QA1 HD03-12200 Proma Star Coilover Strut Kit, 94-04 Mustang

QA1 |

#721HD0312200

QA1 HD03-12200 Proma Star Coilover Strut Kit, 94-04 Mustang

Position:

Front

Spring Rate:

200 lbs.

Shock Adjustability:

Double Adjustable

$1,820.95

/kit

$2,017.32

-9%

QA1 CK2690 Coil-Over Kit, 26 Series, 9 Inch, 2.5 Inch ID Spring

QA1 |

#7212690

QA1 CK2690 Coil-Over Kit, 26 Series, 9 Inch, 2.5 Inch ID Spring

GTIN Code:

806990168511

$108.95

/each

$120.70

-9%

QA1 GS502 Generation F Series Shock, Camaro, Firebird

QA1 |

#721GS502

QA1 GS502 Generation F Series Shock, Camaro, Firebird

Position:

Front

Shock Adjustability:

Single Adjustable

Shock Type:

Twin Tube

$299.95

/each

$332.29

-9%

QA1 14HT200B Spring, Cr-Si High Travel 2-1/2 Id, 14 X 200 Lbs

QA1 |

#72114HT200B

QA1 14HT200B Spring, Cr-Si High Travel 2-1/2 Id, 14 X 200 Lbs

Spring Rate:

200 lbs.

Free Height:

14"

Inside Diameter:

2.5"

$79.95

/each

$88.57

-9%

QA1 10HT100B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 100 Lbs

QA1 |

#72110HT100B

QA1 10HT100B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 100 Lbs

Spring Rate:

100 lbs.

Free Height:

10"

Inside Diameter:

2.5"

$79.95

/each

$88.57

$116 Off

QA1 RCK52405 Rear Pro Coil Shock System,1979-2004 Ford Mustang

QA1 |

#721RCK52405

QA1 RCK52405 Rear Pro Coil Shock System,1979-2004 Ford Mustang

Position:

Rear

Spring Rate:

95 lbs.

Shock Adjustability:

Double Adjustable

$1,078.95

/kit

$1,195.30

-9%

QA1 RCK52385 78-96 GM B-Body Rear Adj Pro Coil System, Firm

QA1 |

#721RCK52385

QA1 RCK52385 78-96 GM B-Body Rear Adj Pro Coil System, Firm

Position:

Rear

Spring Rate:

300 lbs.

Shock Adjustability:

Single Adjustable

$926.95

/kit

$1,026.91

-9%

QA1 CK5Q71 Coil-Over Kit, 5Q/51 Series, 7 In, 3.5 In ID Spring

QA1 |

#72158710

QA1 CK5Q71 Coil-Over Kit, 5Q/51 Series, 7 In, 3.5 In ID Spring

GTIN Code:

806990168542

$164.95

/each

$182.73

$103 Off

QA1 RCK52354 Proma Star Coil Shock, 19.8/13.6 Ext/Comp, GM G-Body

QA1 |

#721RCK52354

QA1 RCK52354 Proma Star Coil Shock, 19.8/13.6 Ext/Comp, GM G-Body

Position:

Rear

Shock Adjustability:

Double Adjustable

Shock Type:

Twin Tube

$955.95

/pair

$1,059.04

$104 Off

QA1 GD401-10400B GM Pro Coil, Double Adj, 400, Tapered Flat

QA1 |

#721GD40110400B

QA1 GD401-10400B GM Pro Coil, Double Adj, 400, Tapered Flat

Position:

Front

Spring Rate:

400 lbs.

Shock Adjustability:

Double Adjustable

$964.95

/kit

$1,069.01

-9%

QA1 9HT650B Spring, Cr-Si High Travel 2-1/2 Id, 9 X 650 Lbs

QA1 |

#7219HT650B

QA1 9HT650B Spring, Cr-Si High Travel 2-1/2 Id, 9 X 650 Lbs

Spring Rate:

650 lbs.

Free Height:

Inside Diameter:

2.5"

$79.95

/each

$88.57

-19%

QA1 SG16-1210 High Misalignment Spacer, 1 Inch OD

QA1 |

#721SG161210

QA1 SG16-1210 High Misalignment Spacer, 1 Inch OD

Hole Diameter:

0.75"

GTIN Code:

806990113948

Diameter Big End:

1.25"

$10.99

/each

$13.65

-9%

QA1 10HT325 High Travel Coil-Over Spring, 10 Inch, 325lb Rate

QA1 |

#72110HT325

QA1 10HT325 High Travel Coil-Over Spring, 10 Inch, 325lb Rate

Spring Rate:

325 lbs.

Free Height:

10"

Inside Diameter:

2.5"

$79.95

/each

$88.57

$112 Off

QA1 DD501-1101 Rear Pro Coil Conversion System, Double Adj, 110

QA1 |

#721DD5011101

QA1 DD501-1101 Rear Pro Coil Conversion System, Double Adj, 110

Position:

Rear

Spring Rate:

110 lbs.

Shock Adjustability:

Double Adjustable

$1,042.95

/kit

$1,155.42

-9%

QA1 DD42-450 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 450lbs

QA1 |

#721DD42450

QA1 DD42-450 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 450lbs

Spring Rate:

450 lbs.

Mounted Length:

12.25"

Shock Adjustability:

Double Adjustable

$879.95

/kit

$974.84

$223 Off

QA1 MG401-10350A Mod Series GM Front Pro Coil System, 350 lb.

QA1 |

#721MG40110350A

QA1 MG401-10350A Mod Series GM Front Pro Coil System, 350 lb.

Position:

Front

Spring Rate:

350 lbs.

Shock Adjustability:

Double Adjustable

$2,066.95

/kit

$2,289.85

$245 Off

QA1 RCK52450 Mod Series GM G-Body Rear Pro Coil System, 170 lb.

QA1 |

#721RCK52450

QA1 RCK52450 Mod Series GM G-Body Rear Pro Coil System, 170 lb.

Position:

Rear

Spring Rate:

220 lbs.

Shock Adjustability:

Double Adjustable

$2,273.95

/kit

$2,519.17

-9%

QA1 GS401-11250A Pro Coil-Over System, Camaro, Firebird

QA1 |

#721GS40111250A

QA1 GS401-11250A Pro Coil-Over System, Camaro, Firebird

Position:

Front

Spring Rate:

250 lbs.

Shock Adjustability:

Single Adjustable

$789.95

/kit

$875.14

$245 Off

QA1 RCK52449 Mod Series GM G-Body Rear Pro Coil System, 200 lb.

QA1 |

#721RCK52449

QA1 RCK52449 Mod Series GM G-Body Rear Pro Coil System, 200 lb.

Position:

Rear

Spring Rate:

200 lbs.

Shock Adjustability:

Double Adjustable

$2,273.95

/kit

$2,519.17

-9%

QA1 10HT450B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 450 Lbs

QA1 |

#72110HT450B

QA1 10HT450B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 450 Lbs

Spring Rate:

450 lbs.

Free Height:

10"

Inside Diameter:

2.5"

$79.95

/each

$88.57

QA1 SG12-108 High-Misalignment Series Rod End Spacer

QA1 |

#721SG12108

QA1 SG12-108 High-Misalignment Series Rod End Spacer

Hole Diameter:

0.625"

Sold in Quantity:

Each

$16.49

/each

-9%

QA1 DS52-200 Sng. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

QA1 |

#721DS52200

QA1 DS52-200 Sng. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

Spring Rate:

200 lbs.

Mounted Length:

14.50"

Shock Adjustability:

Single Adjustable

$719.95

/kit

$797.58

-9%

QA1 DS501-12100V Pro-Rear Coil System, Single Adjustable, 100/200

QA1 |

#721DS50112100V

QA1 DS501-12100V Pro-Rear Coil System, Single Adjustable, 100/200

Position:

Rear

Spring Rate:

100 lbs.

Shock Adjustability:

Single Adjustable

$823.95

/kit

$912.81

-9%

QA1 12HT130B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 130 Lbs

QA1 |

#72112HT130B

QA1 12HT130B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 130 Lbs

Spring Rate:

130 lbs.

Free Height:

12"

Inside Diameter:

2.5"

$79.95

/each

$88.57

$116 Off

QA1 MD401-10450C Front Pro Coil-Over System, 1964-66 Mustang, 450

QA1 |

#721MD40110450C

QA1 MD401-10450C Front Pro Coil-Over System, 1964-66 Mustang, 450

Position:

Front

Spring Rate:

450 lbs.

Shock Adjustability:

Double Adjustable

$1,079.95

/kit

$1,196.41

-9%

QA1 10HT600B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 600 Lbs

QA1 |

#72110HT600B

QA1 10HT600B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 600 Lbs

Spring Rate:

600 lbs.

Free Height:

10"

Inside Diameter:

2.5"

$79.95

/each

$88.57

-9%

QA1 DS501-1101 Pro-Rear System Single Adjustable 110Lb

QA1 |

#721DS5011101

QA1 DS501-1101 Pro-Rear System Single Adjustable 110Lb

Position:

Rear

Spring Rate:

110 lbs.

Shock Adjustability:

Single Adjustable

$823.95

/kit

$912.80

$245 Off

QA1 RCK52475 C5/C6 Corvette Mod Searies Rear Coil-Overs, Firm

QA1 |

#721RCK52475

QA1 RCK52475 C5/C6 Corvette Mod Searies Rear Coil-Overs, Firm

Position:

Rear

Spring Rate:

700 lbs.

Shock Adjustability:

Double Adjustable

$2,273.95

/kit

$2,519.17

-9%

QA1 DD52-200 Dbl. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

QA1 |

#721DD52200

QA1 DD52-200 Dbl. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

Spring Rate:

200 lbs.

Mounted Length:

14.50"

Shock Adjustability:

Double Adjustable

$879.95

/kit

$974.84

-9%

QA1 12HT500B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 500 Lbs

QA1 |

#72112HT500B

QA1 12HT500B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 500 Lbs

Spring Rate:

500 lbs.

Free Height:

12"

Inside Diameter:

2.5"

$79.95

/each

$88.57

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QA1 Coil Springs and Accessories

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Department

Sanctioning Body

Race Type

Availability

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Platform

Price

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Products

QA1 GD401-11250A GM Pro Coil, Double Adj, 250 Tapered Pigtail

QA1 GS510-10700 Front Pro Coilovers, 99-06 GM 1500 2WD, Sng. Adj.

QA1 DD501-1501 Rear Pro Coil Conversion System, Double Adj, 150

QA1 DS42-250 Sng. Adj. Coilover Kit, 12-12.5" Ride Height, 250lbs

QA1 SN8-66 High Misalignment Spacer, .5 Inch OD

QA1 DD42-350 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 350lbs

QA1 HD03-12200 Proma Star Coilover Strut Kit, 94-04 Mustang

QA1 CK2690 Coil-Over Kit, 26 Series, 9 Inch, 2.5 Inch ID Spring

QA1 GS502 Generation F Series Shock, Camaro, Firebird

QA1 14HT200B Spring, Cr-Si High Travel 2-1/2 Id, 14 X 200 Lbs

QA1 10HT100B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 100 Lbs

QA1 RCK52405 Rear Pro Coil Shock System,1979-2004 Ford Mustang

QA1 RCK52385 78-96 GM B-Body Rear Adj Pro Coil System, Firm

QA1 CK5Q71 Coil-Over Kit, 5Q/51 Series, 7 In, 3.5 In ID Spring

QA1 RCK52354 Proma Star Coil Shock, 19.8/13.6 Ext/Comp, GM G-Body

QA1 GD401-10400B GM Pro Coil, Double Adj, 400, Tapered Flat

QA1 9HT650B Spring, Cr-Si High Travel 2-1/2 Id, 9 X 650 Lbs

QA1 SG16-1210 High Misalignment Spacer, 1 Inch OD

QA1 10HT325 High Travel Coil-Over Spring, 10 Inch, 325lb Rate

QA1 DD501-1101 Rear Pro Coil Conversion System, Double Adj, 110

QA1 DD42-450 Dbl. Adj. Coilover Kit, 12-12.5" Ride Height, 450lbs

QA1 MG401-10350A Mod Series GM Front Pro Coil System, 350 lb.

QA1 RCK52450 Mod Series GM G-Body Rear Pro Coil System, 170 lb.

QA1 GS401-11250A Pro Coil-Over System, Camaro, Firebird

QA1 RCK52449 Mod Series GM G-Body Rear Pro Coil System, 200 lb.

QA1 10HT450B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 450 Lbs

QA1 SG12-108 High-Misalignment Series Rod End Spacer

QA1 DS52-200 Sng. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

QA1 DS501-12100V Pro-Rear Coil System, Single Adjustable, 100/200

QA1 12HT130B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 130 Lbs

QA1 MD401-10450C Front Pro Coil-Over System, 1964-66 Mustang, 450

QA1 10HT600B Spring, Cr-Si High Travel 2-1/2 Id, 10 X 600 Lbs

QA1 DS501-1101 Pro-Rear System Single Adjustable 110Lb

QA1 RCK52475 C5/C6 Corvette Mod Searies Rear Coil-Overs, Firm

QA1 DD52-200 Dbl. Adj. Coilover Kit, 14-15" Ride Height, 200lbs

QA1 12HT500B Spring, Cr-Si High Travel 2-1/2 Id, 12 X 500 Lbs

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