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> Special Order Catalog > Components > Bearing > Cartridge Bearing > Enduro Ceramic Cartridge Bearing Kit For Outboard BB's

Ceramic Cartridge Bearing Kit For Outboard BB's (BB4437)


Features and Information

  • Comes with 2 bearings, 2 orange seals with OD 41mm and 2 blue seals with OD of 37mm
  • For Shimano Hollowtech II and Race Face X-Type Bottom brackets
  • Simply use the seals which fit best with your cups
  • TL8901 Recommended for bearing installation and removal, see also TL8902 for cup installation and removal
  • Note: all these bearing kits have larger 5/32" balls for a net load increase of over 20%
  • Nylon/graphite retainer
  • 52100 high carbon Chromium alloy races
  • ABEC 5 precision cartridge bearing
  • Races receive 3 cryogenic treatments
  • Realube Special Ceramic Grade 374 Grease
  • Kits include bearings and seals to rebuild one bottom bracket
  • Grade 5 Si3N4 Silicon Nitride balls
  • "LLB" type 2-lip low-contact Nitrile Butadiene rubber labyrinth seals Nylon/graphite retainer
Item Specifications
Material Ceramic
Bearing I.D. 24
Bearing O.D. 37
Thickness 7

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