Kyosho® Big Brute - Big Boss - Hi-Rider Replacement RC Car Parts

A selection of replacement parts for Kyosho®. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.

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Replacement Parts Price Quantity
Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100 - Replaces -
BB 4-8-3
Bearing - Economy Bearing

Replacement Part: MR84A-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.14
43 (215 pcs) Available Now -> Orders for more than 43 can be expected around Jun 12, 2026
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Single Row Ball Bearings - 5x10x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 5-10-4
Bearing - Standard Bearing

Replacement Part: MR105A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 5x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.77
419 Available Now -> Orders for more than 419 can be expected around Jun 18, 2026
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Single Row Ball Bearings - 8x12x3.5 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-12-3.5
Bearing - Standard Bearing

Replacement Part: MR128A-ZZS-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 8x12x3.5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.23
52 Available Now -> Orders for more than 52 can be expected around Jun 18, 2026
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