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Product Summary

Universal Fit, Rear Coil Springs Included, Gas Charged

  • Upgrade your rear end with QA1's Pro-Rear System
  • Available in the MOD series, double adjustable, single adjustable and ride sensitive valving non-adjustable options,each adjustment has been carefully defined to provide the ideal horse 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
  • Lightweight Aluminum

Key Specs

MFG. Part #DM501-1101
Suspension Height Adjustment0.0-1.5 Inch Lowered
Rear Coil Springs IncludedYes
Spring Rate110 lbs.
Bushing MaterialSpherical bearing

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QA1 DM501-1101 Details

  • Upgrade your rear end with QA1's Pro-Rear System
  • Available in the MOD series, double adjustable, single adjustable and ride sensitive valving non-adjustable options,each adjustment has been carefully defined to provide the ideal horse 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
  • Lightweight Aluminum
  • Ride Height Adjustable
  • Spring Mounting Hardware Included
  • 100% Dyno Tested and Serialized
  • Revalveable and Rebuildable by the QA1 Factory or QA1 Authorized Service Centers
  • Precision Machined Aluminum Piston with PTFE Piston Band
  • 5/8" Centerless Ground
  • Hard Chrome Plated
  • Solid Piston Rod
  • Three Step Sealing System
  • Made in the USA
  • Kit includes:, (2) Proma Star Shocks or Aluma Matic Shocks, (2) Linear or Variable Rate Springs, All Mounting Hardware.

QA1 DM501-1101 Specifications

KEY SPECS
MFG. Part #DM501-1101
BrandQA1
Suspension Height Adjustment0.0-1.5 Inch Lowered
Rear Coil Springs IncludedYes
Spring Rate110 lbs.
Bushing MaterialSpherical bearing
Hardware IncludedYes
Crossmember IncludedNo
Welding RequiredYes
GENERAL
Speedway Motors Catalog Part #721-DM5011101
Shock Body MaterialAluminum
Compressed Length11.5"
Extended Length16.88"
FinishSilver powdercoated
Sold in QuantityKit
NotesFor use with 3.250 diameter axles. Coilover shocks are double adjustable Mod Series shocks. Springs are 12 linear rate 12HT110 springs. Includes a 1.625 O.D. x 0.095 wall x 40.000 long weld-in tube.
GTIN Code806990159465
Bushing ColorNatural
Adjustable Mounting Bracket IncludedYes
Adjustable ValvingYes
Gas ChargedYes
Lower MountBearing
Number of Valving Selections576
Recommended Rear End Weight1,050-1,300 lbs.
Upper MountBearing