If you want smoother rotation and reduced drivetrain drag, the 3Racing AWD-20 Precision Ball Bearing Set is a practical upgrade for the Kyosho Mini-Z AWD. Made to suit the MR-03 AWD line, this bearing kit raises overall efficiency and makes the car run with less internal resistance.
The 3Racing AWD-20 set replaces standard bushings to cut friction and improve rolling response. The result is crisper handling and better speed potential without changing driving technique, useful for both track practice and casual sessions.
Engineered for the Kyosho Mini-Z MR-03 AWD, these bearings are user friendly to fit and require only basic tools. Hobbyists with entry level repair experience can complete the swap quickly to see immediate improvements.
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