WW-4 12V RS390 Motor Gearbox Upgrade Kit For Kids Ride On Toys, 16000RPM Miniature Gearbox, 2 Pack Replacement Parts For 4WD Trucks, SUVs, ATVs, UTVs, Motorcycles

12V RS390 Gearbox Upgrade for Kids Ride-On Toys, 2 Pack
✔️ RS390 gearbox, 16.5 cm long, 1.2 cm shaft, 12V use, 2 pack

This 12V RS390 miniature motor gearbox upgrade kit is designed for kids ride-on toys, including 4WD trucks, SUVs, ATVs, motorcycles. Sold as a two-pack (W4-2PCS), it is intended for DIY repairs and projects with 12V systems.

✅ RS390 axis aperture 1.2 cm (0.47 in), length 16.5 cm (6.5 in)
✅ Universal aperture 1.0 cm (0.39 in) for wide toy car compatibility
✅ Shell: composite housing, steel middle gear; copper winding motor
✅ 12V operation only; higher voltages may burn the motor; correct wiring recommended
✅ Includes free motor cable; 2-pack kit for multiple ride-on projects

💡 What is a motor gearbox upgrade kit used for in kids ride-on toys? This handy upgrade gives you a reliable way to upgrade drive power and longevity.

- 12V RS390 motor gearbox for ride-on toy repairs - Improves torque and drive performance on 4WD vehicles - Includes 2-pack kit for multiple vehicles