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S3901 LLU MAX - Stainless Steel, MAX-Design, Double Row, ABEC-3, Radial Suspension Bearing -12mm x 24mm x 10mm -
Enduro Bearings pioneered MAX type bearings 20 years ago for bicycles to address the challenges associated with mountain bike pivots. MAX bearings provide 35-40% more load capacity than standard radial bearings by employing with a special design where the maximum number of balls (full-complement) are inserted into the bearing, via a custom ground slot in the races. The race grooves are also deeper on these bearings to provide increased lateral support to counteract the twisting and multi-directional forces associated with mountain bike pivots. This 440C Stainless Steel, MAX-type, Double-Row, ABEC-3 bearing features deep-groove design races, with Grade 10 balls and full-contact, double-lip, labyrinth (LLU) seals for maximum protection against the elements, while keeping the 90% fill of Almagard extra high pressure grease inside. The double-row design greatly reduces flex in the suspension linkage while doubling the bearing contact area and load bearing capacity over single-row bearings.
This bearing is most commonly used as a suspension pivot bearing
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 deepest groove races possible to accommodate the largest balls and feature dual-lip seals that ride in a micro-groove creating a full labyrinth to provide superior protection against the elements.
- Static load - 1117bf / 4.97kN
- Weight -9.3g
| Order Value | Service | Estimated Delivery | Cost |
|---|---|---|---|
| Under £39.99 | Royal Mail Tracked | 2–3 working days from dispatch | £4.99 |
| £39.99 and over | Royal Mail Tracked | 2–3 working days from dispatch | FREE |
| Any order — Express | Royal Mail Tracked 24hr / Parcel Force 24hr | Next working day from dispatch | £6.99 |
| Bikes | Parcel Force 48hr Signed For | 2 working days from dispatch | FREE |
Delivery times shown are from dispatch, not from the point of ordering. As we source products from a range of suppliers, lead times can vary — please check the product page, your cart, or your order confirmation for the most accurate estimate for this item.
Some remote UK postcodes (Highlands, Islands) may carry a courier surcharge on larger orders — we will always contact you before applying any additional charge.
Questions? Email sales@cyclestore.co.uk with your order number.

