Sonnax sun gear thrust bearing 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
Sonnax sun gear thrust bearing 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