Enduro Ceramic Cartridge Bearing Kit For Truv/Sram/GXP BB's

By: Enduro


  • Ceramic cartridge bearings for replacing Bottom Bracket Bearings.
    • Left bearing uses Enduro's special combination bearing spacer/reducer/seal
    • TL8901 Recommended for bearing installation and removal, see also TL8902 for cup installation and removal
    • ABEC 5 precision cartridge bearing
    • Grade 5 Si3N4 Silicon Nitride balls
    • 52100 high carbon Chromium alloy races
    • Races receive 3 cryogenic treatments
    • "LLB" type 2-lip low-contact Nitrile Butadiene rubber labyrinth seals Nylon/graphite retainer
    • Nylon/graphite retainer
    • Realube Special Ceramic Grade 374 Grease
    • Kits include bearings and seals to rebuild one bottom bracket
    • Note: all these bearing kits have larger 5/32" balls for a net load increase of over 20%
    Item Specifications
    Bearing I.D. 24mm
    Bearing O.D. 37mm
    Bearing Thickness 7mm
    Enduro Ceramic External BB Replacements Cartridge Bearing
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    In-Store Pickup:

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Sku: BB4438

Mpn: BKC-0227