D4 and D3 Bearing

Original OEM factory bearing for the model D4 SE (Special Edition), D4, and D3C Rainbow system. On the D4 SE (Special Edition) and D4, this bearing is located on top of the armature in the bearing bridge and also in the motor base assembly. The metal shield is installed towards the carbon brushes.

When installed in the model D3C motor, this bearing is located in the bottom motor housing. Again the metal shield is installed towards the carbon brushes.

• 5/5 By David On Mar 25th 2020

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• 5/5 By Darrell On Jun 22nd 2018

  "These bearings are top quality. Rainvac was very helpful as I repaired and replaced many parts. Ordets arrive quickly. I highly recommend them. "

• 5/5 By Frank Caprera On Jan 31st 2018

  "Excellent customer service"

• 5/5 By Thaymon On Feb 10th 2014

  "Fits the D4C, don't know how long they last. Runs like the original. The price is nice, too."

• 5/5 By Ron On Dec 26th 2013

  "Bearings were a good fit and seem of good quality for the price. My D4C runs great with these bearings. How long they last is yet to be known. "