8 3/4 Mopar Complete Center Section (4.86 Ratio, Det Locker, Yukon 489 case)



Product type: Centersection

Vendor: ReadyChassis



**THIS IS A LIGHTLY USED TEST UNIT** with 50 street miles, used the proper break-in procedure. Bolt-in and go (fast!)

ReadyChassis builds new MOPAR 8 3/4" (489 Case) Center Sections are completely assembled and shipped in a specially designed plastic case. 

This particular unit is completely assembled with the following:

  • Brand New Yukon 489 Case
  • 4.86 Ratio 
  • Detroit Locker 30 spline
  • 1350 Series Yoke

Each pinion is specifically torqued to the gear manufactures stated setting. Solid Pinion shims are used instead of the weaker crush sleeves.

Our Center Sections are assembled with the following components:

  • Moser Pinion Yokes
  • Moser Spools
  • Yukon 489 Nodular Iron Case
  • New Bearings & Seals
  • Fasteners (all grade 8)
  • Auburn Limited Slip Differentials
  • Ring & Pinions (Gears) These are sourced but not limited to the following suppliers; US Gear, Hoosier Gear, Motive/Richmond Gear & Yukon Gear

NOTE: These units are built to order and take 2 weeks to deliver. 

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