POLYNX 12V gearbox front view for Power Wheels upgrade
POLYNX 12V gearbox duo with white couplers for easy replacement
POLYNX cables and couplers included for quick wiring
POLYNX ride-on gearbox installation side view showing fit
POLYNX gearbox diameter 12mm spec for compatibility reference
POLYNX packaging with two gearboxes for convenient replacement

POLYNX

POLYNX 2-Pack 12V Ride-On Gearbox — 40000RPM High-Speed Motors for Power Wheels Replacement Parts

High-performance toys made for confident daily results

$42.59

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Why customers choose ToyTerrax Toys and Games

Product snapshot

Refresh power and responsiveness in your child’s ride-on toy with the POLYNX 12V gearbox kit. This 2-pack delivers two complete motor gearboxes, two white circular couplers, and two motor connection cables, crafted for quick upgrades and reliable performance on 12V systems. The compact units are designed to fit compatible Power Wheels and similar ride-on vehicles, helping turn aging drives into smoother, more enjoyable experiences.

What makes it stand out

POLYNX focuses on practical upgrading solutions that feel substantial in hand and operation. The gearboxes are engineered to deliver solid torque and crisp throttle response, especially when paired with a 12V battery system. With a maximum rotational figure of 40,000 RPM, these parts are built to support lively role-play sessions while maintaining dependable control.

What’s included

  • Two 12V universal motor gearboxes
  • Two white circular couplers
  • Two motor connection cables

Key specifications

  • Voltage: DC 12V
  • Speed: up to 40,000 RPM
  • Shaft hole diameter: 12 mm (0.48")
  • Motor diameter: 35 mm (1.39")

Easy installation and flexible fit

The included couplers simplify a direct-to-wheel installation, enabling a tailored setup that suits the vehicle’s layout. The included cables support straightforward wiring and disassembly, so you can swap parts without welding or specialized tools.

Use cases you may consider

These gearboxes are well-suited for upgrading worn or inconsistent drive systems in Power Wheels and other 12V ride-ons. They offer a practical path to refresh performance, with clear compatibility cues to help you verify fit before purchasing. Expected benefits include improved drive response and renewed driving consistency, depending on the vehicle’s baseline configuration.

Notes

Please compare the size and specifications before purchasing to ensure a proper fit with your specific model. The kit is designed to work with 12V DC systems and compatible wheel hubs that match the 12mm shaft hole and 35mm motor diameter.

FAQ

Q: What is included in the POLYNX 12V gearbox kit?

A: Two 12V universal gearboxes, two white circular couplers, and two motor connection cables for quick replacement on Power Wheels and ride-on toys.

Q: What should I check before buying?

A: Please compare size: 12V DC, 40000RPM gearbox with a 12mm shaft hole and 35mm diameter to ensure fit.

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