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Sonnax 28321

Sun Gear Thrust Bearing

Sonnax 28321


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Sonnax 28321 Sun Gear Thrust Bearing $19.44
Sun Gear Thrust Bearing

Sonnax 28321 Details

Planetary Components

Sun Gear

  • Outer Dia.: 1.521"
  • Inner Dia.: 1.028"
  • Thickness: 0.161"
  • Material: Hardened Steel
  • Bearing Style: Enclosed

Sonnax sun gear thrust bearing assembly 28321 allows replacement of a part that has been obsolete from the OEM for many years. This hardened bearing assembly comes complete with a premium quality Koyo bearing. It is manufactured to exceed OE specs for superior reliability, even under the extreme conditions of drag racing.

  • Replace a previously obsolete part with a new, improved version
  • Specially designed for drag racing applications


Manufacturer's Part Number:

Sonnax offers the parts necessary to rebuild or refresh Powerglide planetary assemblies. A standard rebuild kit or heavy duty kit with upgraded parts is available. Individual components are also available to replace worn or missing parts, many are OE upgrades.

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