3RACING 3RB-MR115-2RS/2 Double Rubber Seals Bearings 5x11x4mm (2 pcs)  [3RB-MR115-2RS/2]

3RACING Double Rubber Seals Bearing 5 x 11 x 4 mm (2 pcs) - 3RB-MR115-2RS/2
Price:
USD$1.60
Brand:
3Racing
Model:
3RB-MR115-2RS/2
Condition:
Brand New
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Race Focused Sealed Bearings for Performance Builds

The 3Racing Double Rubber Seals Bearing, 5x11x4 mm, provides a sealed rolling element suited to tuning and race preparation where contamination control matters. Supplied as a matched pair, these bearings help maintain consistent rotational behaviour across runs.

Sealing and Service Life Considerations

Double rubber seals on the 3Racing 5x11x4 mm reduce ingress of abrasive particles that accelerate wear, helping to preserve internal lubrication and bearing geometry. This stability supports predictable handling and easier setup tuning for competitive use.

Application Notes for Tuners

These bearings are applicable in wheel hubs, shaft supports, and compact gearbox bearings where the 5x11x4 mm form factor is specified. Use them as part of a planned maintenance schedule to ensure consistent performance during practice and event running.

Yes, the sealed 5x11x4 mm bearings provide stable rotation that supports consistent camber and toe settings when correctly fitted and pressed into accurately machined hubs.
Inspect bearings between sessions, replace if play or roughness appears, and pair sealed units with clean housings and proper seals to maximise service intervals.
Seals introduce minimal additional drag; in most race applications the benefit of contamination protection outweighs the slight thermal or friction difference compared with open bearings.