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> Bicycling Catalog > Parts > Derailleurs > Rear > SRAM > GX Type 2.1 10-Speed Rear Derailleur
SRAM GX Type 2.1 10-Speed Rear Derailleur

SRAM GX Type 2.1 10-Speed Rear Derailleur

Model # (RD-GX-T21-A1)
Product Rating
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Product Details

SRAM GX Type 2.1 10-Speed Rear Derailleur

SRAM's GX 2x10 rear derailleur provides incredible shifting speed and precision. Exact Actuation technology eliminates slop and shifting variation. Roller Bearing Clutch technology delivers maximum drivetrain stability—even through the most punishing terrain. And with Cage Lock technology, wheel removal and installation are easier than ever.

Features and Information

  • Largest cog this derailleur handles: 36-tooth
  • 302 grams (long cage)
  • Part Numbers close open

    Option Barcode Manufacturer's Part Number Vendor Number
    Black / Short 00710845771811 00.7518.080.002 QBP-RD6128
    Black / Medium 00710845771828 00.7518.080.001 QBP-RD6127
    Black / Long 00710845771835 00.7518.080.000 QBP-RD6126
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