Enduro 61805 Radial Bearing ABEC-5 (25mm x 37mm x 7mm) - The Inside Line Mountain Bike Service Ltd.

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Enduro Bearings

Enduro 61805 Radial Bearing ABEC-5 25mm x 37mm x 7mm

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BBearings for your BBottom BBracket.


Enduro 61805 LLU/LLB - ABEC-5 Radial Bearing (CN Clearance) - 25mm x 37mm x 7mm -

A radial Bottom Bracket Bearing featuring 52100 High-Carbon Chromium alloy races paired with grade 5 Balls with 90% fill, high-pressure, water-proof grease. Designed specifically for bicycle applications, the LLU/LLB seal combination on these bearings utilizes a more protective gray LLU seal facing outward, towards the elements, to reduce contamination from water or dirt, while the lighter-contact (less seal-drag) black LLB seals facing inward keep the grease where it belongs.

The most common use for this bearing is as a direct replacement bearing for Shimano external cup BBs when using the plastic Shimano bearing insert. If you wish to avoid using the plastic insert MR 2437 is the correct bearing for the job.

The Enduro line of bearings are available in high-carbon chromium steel, 440C stainless steel, ceramic-hybrid, and XD-15 with ceramic or stainless balls. Our bearings are always engineered with the deepest groove races possible to accommodate the largest balls, and feature dual-lip seals that ride in a micro-groove, creating full labyrinth to provide long life and superior protection against the elements.


  • Thickness: 7
  • Material: Stainless Steel
  • Bearing O.D. (mm): 37
  • Manufacturer Number: 61805
  • Bearing I.D. (mm): 25

811780028555, BB 61805 LLU/LLB A5-BAG, Enduro, 61805, Radial, Bearing, ABEC-5, 25mm, 37mm, 7mm

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