Product Summary

Universal Fit, Rear Position, 130 lbs. Spring Rate

  • Upgrade your rear end with QA1's Pro-Rear System
  • Each adjustment has been carefully defined to provide the ideal force curve to maximize performance
  • With evenly spaced valving changes throughout the adjustment range, there are no jumps when adjusting between any two clicks
  • These Pro-Rear Systems are commonly used in drag racing, street performance and street rod applications
  • These coil-over shocks are made with lightweight aluminum and offer ride height adjustability
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Key Specs

PositionRear
Spring Rate130 lbs.
Shock AdjustabilityDouble Adjustable
Shock TypeTwin Tube
Shock Body MaterialAluminum
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Need To Know

Quick and Easy Returns

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QA1 DD501-12130V Details

  • Upgrade your rear end with QA1's Pro-Rear System
  • Each adjustment has been carefully defined to provide the ideal force curve to maximize performance
  • With evenly spaced valving changes throughout the adjustment range, there are no jumps when adjusting between any two clicks
  • These Pro-Rear Systems are commonly used in drag racing, street performance and street rod applications
  • These coil-over shocks are made with lightweight aluminum and offer ride height adjustability
  • All mounting and spring mounting hardware included
  • Revalveable and rebuildable by the QA1 factory or QA1 Authorized Service Centers, they are 100% dyno tested and serialized and made in the USA
  • Kit includes: (2) Proma Star Shocks or Aluma Matic Shocks (2) Linear or Variable Rate Springs.

QA1 DD501-12130V Specifications

KEY SPECS
MFG. Part #DD501-12130V
BrandQA1
PositionRear
Spring Rate130 lbs.
Shock AdjustabilityDouble Adjustable
Shock TypeTwin Tube
Shock Body MaterialAluminum
Shock Stroke5.00
Upper Shock MountEyelet
Lower Shock MountEyelet
Height AdjustableYes
FinishPowder Coated
GENERAL
Compressed Length Range11.00" to 11.99"
Compressed Length11.63"
Extended Length Range16.00" to 16.99"
Extended Length16.88"
Number of Valving Selections324
Coilover Springs IncludedYes
Bushing MaterialSteel
Body Diameter2"
Sold in QuantityKit
AdjustableYes
Hardware IncludedYes
Crossmember IncludedNo
Welding RequiredYes
Gas ChargedNo
ColorSilver
Mounting Bracket IncludedYes
Suspension Height Adjustment0.0-1.5 Inch Lowered
Spring FinishPowder Coated
Recommended Rear End Weight1,301-1,550 lbs.
NotesFor use with 3.000 diameter axles. Coilover shocks are double adjustable Proma Star DD501 shocks. Springs are 12 variable rate 12HT130/250 springs. Includes a 1.625 O.D. x 0.095 wall x 40.000 long weld-in tube.
GTIN Code806990063106
Adjustable ValvingYes
Adjustable Mounting Bracket IncludedYes
Bushing ColorNatural
Lower MountEyelet
Upper MountEyelet

Questions & Answers

2 Questions • 2 Answers

Do these mounts allow for the coil overs to be mounted at a 10-30 degrees? If so how far do the coil overs set off of the rear end once mounted?

by Bill Braskey

• 7 years ago

1 answer

I'm bulding a 74 Ford E100 van and thing about putting on coil overs in the rear. How do I find out what size to use shock and spring. Its eye to eye stock travel is about 18" to 12" but i'm lowing the van about 3" in the rear

by Rich

• 10 years ago

1 answer

2 of 2 questions shown

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