Customer Questions and Answers for Lower Dishrack Roller by GE

Paul for Model Number GSD6660g00ss

ANSWER Hello Paul. The difference is the size and the design of the roller studs. If yuor is grey, order the grey one WD12X10277 and if your is white, order the white WD12X10278. They do not interchange. 

Answered by AppliancePartsPros.com   |   Tuesday, June 12, 2012