8 3/4 Mopar Complete Built To Order (489 case) Center Section

  • 8 3/4 Complete Built To Order 489 Mopar Center Section
  • 489_Nodular_Case.jpg


******While we pride ourselves on providing the fastest production times in our industry, due to an unprecedented increase in order volume combined with part availability issues from our suppliers we can not, at this time, guarantee the processing time of your order. Please know that your order will be give the attention it deserves and will be shipped as soon as possible based on part availability.

*Powder coating service will add an 2 - 3 days to the process.


Moser Custom builds new MOPAR 8 3/4" (489 Case) Center Sections are completly assembled and shipped in a specially designed plastic case. Solid Pinion shims are used instead of the weaker crush sleeves. All units are assembled with special calibrated "Torque Guns", which means no impact guns that will hammer and flat spot bearings and no guessing on your pinion nut torque setting! Each pinion is specifically torqued to the gear manufactures stated setting.

All Center Sections are assembled with the following Moser Engineering designed and manufactured components:
  • Pinion Yokes
  • Spools
Items that are part of the Center Section that are assembled but sourced from an outside supplier;
  • 489 Nodular Iron Case
  • Bearings & Seals
  • Fasteners (all grade 8)
  • Limited Slip Differentials
  • Ring & Pinions (Gears) - Moser Engineering does not manufacture any gears! These are sourced but not limited to the following suppliers; US Gear, Hoosier Gear, Motive/Richmond Gear & Yukon Gear