AC Rear Suspension Kits

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$361 Off

QA1 R374-170 Four-Link Suspension Assembly

QA1 |

#721R374170

QA1 R374-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175724

$3,343.95

/kit

$3,704.56

$216 Off

QA1 R174-170 Four-Link Suspension Assembly

QA1 |

#721R174170

QA1 R174-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175687

$1,999.95

/kit

$2,215.61

$129 Off

QA1 R073-000 Four-Link Suspension Assembly

QA1 |

#721R073000

QA1 R073-000 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175656

$1,199.95

/kit

$1,329.35

$140 Off

QA1 R074-000 Four-Link Suspension Assembly

QA1 |

#721R074000

QA1 R074-000 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175663

$1,299.98

/kit

$1,440.17

$220 Off

QA1 R275-150 Four-Link Suspension Assembly

QA1 |

#721R275150

QA1 R275-150 Four-Link Suspension Assembly

Hardware Included:

Yes

Welding Required:

Yes

Crossmember Included:

Yes

$2,040.95

/kit

$2,261.04

Teardown and G-Comp Rear Suspension Install | 1968 C10 Build Episode 2

In Episode 2 of our '68 C10 build, we rip it apart, clean up 54 years of rust and dirt, and get to work on the rear suspension.

What is Adjustable Suspension | Car Suspension System Setup

Adjustable suspensions allow for big changes to a car's stance and handling characteristics, but it's important to understand some suspension tuning principles before making big changes to the suspension under your custom or race car.

1967-1972 Chevy C10 Pickup Lowering Guide

From a mild leveling to slammed and “in the weeds” there are several options to lowering a C10. We discuss the options in our ’67-’72 C10 lowering guide.

Complete Guide to Lowering Options for Your Muscle Car, Hot Rod, or Truck

There is certainly more than one way to get your project's ride height or stance where you want it and we provide a brief overview of the options in this buyer's guide on lowering products.

Chevy Bel Air Rear Lowering Kit

Check out these great tips and tricks on how to successfully lower the stance on a Chevy Bel Air.

Truck Arm Suspension Design: 67-72 C10 Suspension Upgrades

In this Tech Talk episode, we detail the install of a C10 G-Comp Rear Suspension kit. This kit uses truck arms like the original, but adds coilovers and plenty of adjustment options.

Front Suspension for a Rat Rod Model A

In this Tech Tip, a returning customer asks for advice on building a front suspension kit for his Model A rat rod.

Chevy C-10 Rear Lowering Spring Install

Whether you are looking to change the look of your truck, get rid of your tired rusty springs, or upgrade the ride quality of your truck, Speedway Motors has you covered with stock height and lowered spring options.

Adding a Bolt-On Rear Disc Brake Kit to Your Ride

Steve replaces the factory GM 8.5" 10-bolt rear end on his '76 Chevrolet Laguna S3 with a GM 10 & 12 bolt bolt-on rear disc brake kit.

How to Lower C10 Front Suspension with Drop Springs and Spindles

Watch as we install a front suspension lowering kit on our 1968 Chevy C10. Upgrades include disc brakes with a 5 on 5” bolt circle as well as 2” drop springs and 2 ½” drop spindles.

$203 Off

QA1 R175-150 Four-Link Suspension Assembly

QA1 |

#721R175150

QA1 R175-150 Four-Link Suspension Assembly

Hardware Included:

Yes

Welding Required:

Yes

Crossmember Included:

Yes

$1,880.95

/kit

$2,083.79

$203 Off

QA1 R173-170 Four-Link Suspension Assembly

QA1 |

#721R173170

QA1 R173-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175670

$1,880.95

/kit

$2,083.79

$349 Off

QA1 R373-170 Four-Link Suspension Assembly

QA1 |

#721R373170

QA1 R373-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175717

$3,234.95

/kit

$3,583.80

$129 Off

QA1 R075-000 Four-Link Suspension Assembly

QA1 |

#721R075000

QA1 R075-000 Four-Link Suspension Assembly

Hardware Included:

Yes

Welding Required:

Yes

Crossmember Included:

Yes

$1,199.95

/kit

$1,329.35

$220 Off

QA1 R273-170 Four-Link Suspension Assembly

QA1 |

#721R273170

QA1 R273-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175694

$2,040.95

/kit

$2,261.04

$233 Off

QA1 R274-170 Four-Link Suspension Assembly

QA1 |

#721R274170

QA1 R274-170 Four-Link Suspension Assembly

Sold in Quantity:

Kit

GTIN Code:

806990175700

$2,159.95

/kit

$2,392.86

-9%

QA1 ALN12150K Pro-Rear System Ride Sensitive, 150Lb

QA1 |

#721ALN12150K

QA1 ALN12150K Pro-Rear System Ride Sensitive, 150Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

150 lbs.

$749.95

/kit

$830.83

$240 Off

QA1 DM501-12110 Pro-Rear System MOD Series, 110Lb, 3 Inch

QA1 |

#721DM50112110

QA1 DM501-12110 Pro-Rear System MOD Series, 110Lb, 3 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

110 lbs.

$2,229.95

/kit

$2,470.42

$154 Off

QA1 R170-110 HD Pro Rear Drag 4-Link System, Single Adjust, 110lb

QA1 |

#721R170110

QA1 R170-110 HD Pro Rear Drag 4-Link System, Single Adjust, 110lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

110 lbs.

$1,425.95

/kit

$1,579.72

$171 Off

QA1 R270-110 HD Pro Rear Drag 4-Link System, Double Adjust, 110lb

QA1 |

#721R270110

QA1 R270-110 HD Pro Rear Drag 4-Link System, Double Adjust, 110lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

110 lbs.

$1,585.95

/kit

$1,756.97

-9%

QA1 ALN12130K-1 Pro-Rear System Ride Sensitive, 130Lb

QA1 |

#721ALN12130K1

QA1 ALN12130K-1 Pro-Rear System Ride Sensitive, 130Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

130 lbs.

$749.95

/kit

$830.83

-9%

QA1 ALN12110K Pro-Rear System Ride Sensitive, 110Lb

QA1 |

#721ALN12110K

QA1 ALN12110K Pro-Rear System Ride Sensitive, 110Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

110 lbs.

$749.95

/kit

$830.83

-9%

QA1 ALN1500K-1 Pro-Rear System Ride Sensitive, 100/200Lb

QA1 |

#721ALN1500K1

QA1 ALN1500K-1 Pro-Rear System Ride Sensitive, 100/200Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

100 lbs.

$789.95

/kit

$875.13

G-Comp |

#91617080

G-Comp™ Universal Torque Arm Rear Suspension Kit

(3)

Rear Suspension Type:

Solid Axle

Trailing Arm Style:

Torque Arm

Suspension Kit Type:

Conversion

$1,179.99

/kit

$154 Off

QA1 R170-150 HD Pro Rear Drag 4-Link System, Single Adjust, 150lb

QA1 |

#721R170150

QA1 R170-150 HD Pro Rear Drag 4-Link System, Single Adjust, 150lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

150 lbs.

$1,425.95

/kit

$1,579.72

$299 Off

QA1 R370-110 HD Pro Rear Drag 4-Link System, MOD Shocks, 110lb

QA1 |

#721R370110

QA1 R370-110 HD Pro Rear Drag 4-Link System, MOD Shocks, 110lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

110 lbs.

$2,776.95

/kit

$3,076.41

$299 Off

QA1 R370-150 HD Pro Rear Drag 4-Link System, MOD Shocks, 150lb

QA1 |

#721R370150

QA1 R370-150 HD Pro Rear Drag 4-Link System, MOD Shocks, 150lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

150 lbs.

$2,776.95

/kit

$3,076.41

-9%

QA1 7838-1067 HD Pro Rear Drag 4-Link Component Kit

QA1 |

#72178381067

QA1 7838-1067 HD Pro Rear Drag 4-Link Component Kit

Rear Coil Springs Included:

Shocks Included:

Bolt-On:

$584.95

/kit

$648.03

-9%

QA1 ALN2000K-1 Pro-Rear System Ride Sensitive, 130/250Lb

QA1 |

#721ALN2000K1

QA1 ALN2000K-1 Pro-Rear System Ride Sensitive, 130/250Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

130 lbs.

$789.95

/kit

$875.13

-9%

QA1 ALN4000K-1 Pro-Rear System Ride Sensitive, 175/350Lb

QA1 |

#721ALN4000K1

QA1 ALN4000K-1 Pro-Rear System Ride Sensitive, 175/350Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

175 lbs.

$789.95

/kit

$875.13

-9%

QA1 ALN12110K-1 Pro-Rear System Ride Sensitive, 110Lb

QA1 |

#721ALN12110K1

QA1 ALN12110K-1 Pro-Rear System Ride Sensitive, 110Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

110 lbs.

$749.95

/kit

$830.83

-9%

QA1 ALN12150K-1 Pro-Rear System Ride Sensitive, 150Lb

QA1 |

#721ALN12150K1

QA1 ALN12150K-1 Pro-Rear System Ride Sensitive, 150Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

150 lbs.

$749.95

/kit

$830.83

-9%

QA1 ALN12130K Pro-Rear System Ride Sensitive, 130Lb

QA1 |

#721ALN12130K

QA1 ALN12130K Pro-Rear System Ride Sensitive, 130Lb

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

130 lbs.

$749.95

/kit

$830.83

-9%

QA1 R070-000 Pro Rear Drag 4-Link System, No Shocks, No Springs

QA1 |

#721R070000

QA1 R070-000 Pro Rear Drag 4-Link System, No Shocks, No Springs

Rear Coil Springs Included:

Shocks Included:

Bolt-On:

$719.95

/kit

$797.59

$171 Off

QA1 R270-150 HD Pro Rear Drag 4-Link System, Double Adjust, 150lb

QA1 |

#721R270150

QA1 R270-150 HD Pro Rear Drag 4-Link System, Double Adjust, 150lb

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

150 lbs.

$1,585.95

/kit

$1,756.97

$413 Off

QA1 R357-170 Four Link Kit, 70-81 GM F Body, MOD

QA1 |

#721R357170

QA1 R357-170 Four Link Kit, 70-81 GM F Body, MOD

Rear Coil Springs Included:

Yes

Spring Type:

Coilover

Spring Rate:

170 lbs.

$3,825.95

/kit

$4,238.52

$240 Off

QA1 DM501-1101 Pro-Rear System MOD Series, 110Lb, 3.25 Inch

QA1 |

#721DM5011101

QA1 DM501-1101 Pro-Rear System MOD Series, 110Lb, 3.25 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

110 lbs.

$2,229.95

/kit

$2,470.42

$240 Off

QA1 DM501-12130 Pro-Rear System MOD Series, 130Lb, 3 Inch

QA1 |

#721DM50112130

QA1 DM501-12130 Pro-Rear System MOD Series, 130Lb, 3 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

130 lbs.

$2,229.95

/kit

$2,470.42

$240 Off

QA1 DM501-12150 Pro-Rear System MOD Series, 150Lb, 3 Inch

QA1 |

#721DM50112150

QA1 DM501-12150 Pro-Rear System MOD Series, 150Lb, 3 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

150 lbs.

$2,229.95

/kit

$2,470.42

$243 Off

QA1 DM501-1301 Pro-Rear System MOD Series, 130Lb, 3 Inch

QA1 |

#721DM5011301

QA1 DM501-1301 Pro-Rear System MOD Series, 130Lb, 3 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

130 lbs.

$2,249.95

/kit

$2,492.58

$240 Off

QA1 DM501-1501 Pro-Rear System MOD Series, 150Lb, 3 Inch

QA1 |

#721DM5011501

QA1 DM501-1501 Pro-Rear System MOD Series, 150Lb, 3 Inch

Suspension Height Adjustment:

0.0-1.5 Inch Lowered

Rear Coil Springs Included:

Yes

Spring Rate:

150 lbs.

$2,229.95

/kit

$2,470.42

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AC Rear Suspension Kits

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Discounts

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Products

QA1 R374-170 Four-Link Suspension Assembly

QA1 R174-170 Four-Link Suspension Assembly

QA1 R073-000 Four-Link Suspension Assembly

QA1 R074-000 Four-Link Suspension Assembly

QA1 R275-150 Four-Link Suspension Assembly

Related Articles

QA1 R175-150 Four-Link Suspension Assembly

QA1 R173-170 Four-Link Suspension Assembly

QA1 R373-170 Four-Link Suspension Assembly

QA1 R075-000 Four-Link Suspension Assembly

QA1 R273-170 Four-Link Suspension Assembly

QA1 R274-170 Four-Link Suspension Assembly

QA1 ALN12150K Pro-Rear System Ride Sensitive, 150Lb

QA1 DM501-12110 Pro-Rear System MOD Series, 110Lb, 3 Inch

QA1 R170-110 HD Pro Rear Drag 4-Link System, Single Adjust, 110lb

QA1 R270-110 HD Pro Rear Drag 4-Link System, Double Adjust, 110lb

QA1 ALN12130K-1 Pro-Rear System Ride Sensitive, 130Lb

QA1 ALN12110K Pro-Rear System Ride Sensitive, 110Lb

QA1 ALN1500K-1 Pro-Rear System Ride Sensitive, 100/200Lb

G-Comp™ Universal Torque Arm Rear Suspension Kit

QA1 R170-150 HD Pro Rear Drag 4-Link System, Single Adjust, 150lb

QA1 R370-110 HD Pro Rear Drag 4-Link System, MOD Shocks, 110lb

QA1 R370-150 HD Pro Rear Drag 4-Link System, MOD Shocks, 150lb

QA1 7838-1067 HD Pro Rear Drag 4-Link Component Kit

QA1 ALN2000K-1 Pro-Rear System Ride Sensitive, 130/250Lb

QA1 ALN4000K-1 Pro-Rear System Ride Sensitive, 175/350Lb

QA1 ALN12110K-1 Pro-Rear System Ride Sensitive, 110Lb

QA1 ALN12150K-1 Pro-Rear System Ride Sensitive, 150Lb

QA1 ALN12130K Pro-Rear System Ride Sensitive, 130Lb

QA1 R070-000 Pro Rear Drag 4-Link System, No Shocks, No Springs

QA1 R270-150 HD Pro Rear Drag 4-Link System, Double Adjust, 150lb

QA1 R357-170 Four Link Kit, 70-81 GM F Body, MOD

QA1 DM501-1101 Pro-Rear System MOD Series, 110Lb, 3.25 Inch

QA1 DM501-12130 Pro-Rear System MOD Series, 130Lb, 3 Inch

QA1 DM501-12150 Pro-Rear System MOD Series, 150Lb, 3 Inch

QA1 DM501-1301 Pro-Rear System MOD Series, 130Lb, 3 Inch

QA1 DM501-1501 Pro-Rear System MOD Series, 150Lb, 3 Inch

Popular Makes and Parts