3RACING 3RB-MR85-ZZ/W3/10 Double Metal Shield Bearings 5x8x3mm - Racing Upgrade Pack  [3RB-MR85-ZZ/W3/10]

Price:
USD$6.90
Brand:
3Racing
Model:
3RB-MR85-ZZ/W3/10
Condition:
Brand New
Write a review

Racing-Grade Bearing Upgrade for Precision Builds

For tuners aiming to reduce drivetrain losses, the 3RACING Double Metal Shield Bearing 5 x 8 x 3mm offers a compact, consistent rolling element suited to refined setups. The design supports repeatable performance in wheel hubs and small gearbox positions where predictable friction characteristics are important.

Dual Shielding Enhances Durability Under Race Conditions

The double metal shields provide effective protection against track debris and abrasive dust, which helps preserve the bearing race geometry and maintain rotational smoothness during repeated sessions.

Standard Dimensions for Straightforward Fitment

The 5x8x3mm sizing is a common specification across many chassis components, making these bearings a practical upgrade for racers wanting reliable fit and consistent rotational behavior without complex modifications.

Verify shaft diameter and housing bore tolerances match 5x8x3mm bearings. Ensure press fit does not deform the outer race and confirm axial clearance is appropriate for your chassis setup.
They perform well in typical hobby motor RPM ranges encountered in club racing. For very high RPM or specialised motor builds, consider bearings specified explicitly for extreme rotational speeds.
Consistent, low-friction bearings reduce variables when testing suspension and gearing changes, allowing you to isolate handling differences more clearly during setup sessions.