Spool Units
Spool Units:
  • Computer designed racer's spools
  • Full spools for complete differential replacement
  • Deliver full torque for full time traction off highway

Mini Spools:

  • Designed for a perfect fit with no other modifications required
  • Ideal for some of the most popular applications
Chrysler 8 3/4"-2.76-UP Ratios-33 Spline-Full Spool
  - AUB-544822
Price: $483.57
Sale Price: $355.54
 

Dana 60-4.56-UP Ratios-35 Spline-Full Spool
  - AUB-544821
Price: $483.57
Sale Price: $355.54
 

Ford 8.8"-All Ratios-28 Spline-Mini Spool
  - AUB-544806.
Price: $223.47
Sale Price: $162.95
 

Ford 8.8"-All Ratios-31 Spline-Full Spool
  - AUB-544816
Price: $483.57
Sale Price: $355.54
 

Ford 8.8"-All Ratios-31 Spline-Mini Spool
  - AUB-544807
Price: $223.47
Sale Price: $162.95
 

Ford 9"-All Ratios-28 Spline-Mini Spool
  - AUB-544809
Price: $102.26
Sale Price: $75.30
 

Ford 9"-All Ratios-31 Spline-Full Spool
  - AUB-544813
Price: $483.57
Sale Price: $355.54
 

Ford 9"-All Ratios-31 Spline-Mini Spool
  - AUB-544810
Price: $102.26
Sale Price: $75.30
 

GM 10-Bolt 8.5"-2.73-UP Ratios-30 Spline-Full Spool
  - AUB-544819
Price: $483.57
Sale Price: $355.54
 

GM 10-Bolt 8.5"-All Ratios-28 Spline-Mini Spool
  - AUB-544803
Price: $228.52
Sale Price: $162.95
 

GM 10-Bolt 8.5"-All Ratios-30 Spline-Mini Spool
  - AUB-544802
Price: $228.52
Sale Price: $162.95
 

GM 12-Bolt 8.875"-All Ratios-Mini Spool
  - AUB-544801.
Price: $223.47
Sale Price: $162.95
 

GM 12-Bolt Car 8.875"-3.73-4.56 Ratios-Full Spool
  - AUB-544817.
Price: $483.57
Sale Price: $355.54
 

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