Genuine Shimano replacement tension and guide pulley set (jockey wheels) for the CUES RD-U6050 Di2 rear derailleur. Shimano code Y3JB98010. Contains one guide pulley and one tension pulley to restore smooth, quiet shifting on a worn derailleur cage.

Fits

  • Shimano CUES RD-U6050 (Di2, 10-speed)
  • Also listed by retailers as fitting RD-U6070
Covered by Shimano's spare-parts warranty against manufacturing defects. For any warranty issue, return the item to Tune Cycles and we will handle the claim on your behalf.
  • Genuine Shimano spare part (code Y3JB98010)
  • Replacement guide pulley and tension pulley set
  • Fits CUES RD-U6050 Di2 rear derailleur
  • Restores smooth, quiet shifting
Part numberY3JB98010
TypeTension & guide pulley set (jockey wheels)
FitsShimano CUES RD-U6050 (Di2, 10-speed); also listed for RD-U6070
IncludedGuide pulley + tension pulley
SKU SHM-Y3JB98010
Barcode # 4550170306120
Brand Shimano