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Toyota 29 Spline Fit Kit Nitro Gear and Axle

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Toyota 29 Spline Fit Kit Nitro Gear and Axle

Nitro Gear and Axle strives to provide the highest quality differential and axle components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and applications. At Nitro we know differentials, and know what it takes to provide you with high quality components.

  • Nitro Fit Kit
  • Differential: Toyota 8 Inch|8 Inch Reverse|8 Inch Clamshell|9.5 Inch
  • Pinion Spline: 29
  • Pattern: 66MM x 66MM|60MM x 60MM (Dual Drilled)
  • Material: Steel
  • Manufacturer: Nitro Gear and Axle
  • Warranty: 1 Year
  • Sold As Each


  • Pinion Flange x1
  • Pinion Nut x1
  • Pinion Seal x1

Tech Note:

  • Replaces Toyota OE Part number 41204-35100 and 41204-35110.
  • Required to fit Nitro 29 Spline 8 inch or 9.5 inch Ring and Pinions to 2002 and older vehicles.
  • In 2002, Toyota started using 29 Spline pinion and flange on the 8 inch and 9.5 inch differentials.
  • Following the Toyota lead for an upgrade, Nitro Gear and Axle has been upgrading much of their line of Ring and Pinions for Toyota to 29 Spline.
  • This means, if you are fitting the newer 29 Spline Ring and pinion to a 2002 or Older diff, you will need this flange.


  • 2003 and Newer OEM 8 inch Gears
  • 1984 and Newer with Nitro 8 inch or 9.5 Inch Diffs w/29 Spline OEM Ring and Pinions