This package combines our 775 High Performance Motors, Phoenix Gearboxes, High Capacity 18v SLA Battery pack, and Fast Charger. It is for all Powerwheels vehicles that came with 7 or 7R gearboxes. Perfect for giving new life to an old ride on a budget.
The Stage III kit is specifically designed for vehicles running at 18 or 24 volts where these motors are significantly faster then the original motors. This setup is for die-hard speed addicts only. Kit includes:
- 2 massive 775 size Modified motors with internal cooling fans
- Hardened Steel Pinion Gears attached to motors
- Torque sleeves on both motor for even more low end powers
- Quick change wire connectors with no soldering installation
- Aluminum Vented Motor Mounts to keep the motors from twisting on the gearcases.
- 4mm motor mounting screws
- 2 MLToys Phoenix Gearboxes including stronger nylon gears, improved lubricating, stronger housings, and low friction race grease.
- Fully assembled! Just swap out with your stock motor/gearboxes and follow the break-in instructions!

Motors are safe for up to 24 volts. Their potential is not seen unless you are running at least 18 volts. We strongly recommend using Metal First Gears when running 18 volts or more.

Hollow Axle - F150, Hurricane, Dune Racer (and all variants), Hot Wheels Racer, some new quads
Solid Axle - Wrangler, Escalade, Mustang, Corvette, McQueen, Porsche GT3, Arctic Cat, and most quads

The 18v Battery kit converts any 12v grey battery Power Wheels to 18 volts and allows you to go back to 12 volts whenever you want. It also increases run time 33% over the stock battery. Includes an 18 volt charger that will recharge the batteries in 7 hours. Indicator light to let you know when batteries are charged. Perfectly designed to work with our Stage II motor/gearbox kits.

Kit Includes:
A 12v 12amp and 6v 12amp battery wired to 18 volts with 40 amp fuse and Power Wheels style connector
1 18 volt charger w/ Power Wheels style connector

Spade Connections or Soldered Connections: Spade connections give you the flexibility of easily changing a single battery from your pack to replace a bad one or change to a different voltage.
Soldered connections give the strongest physical attachment and the best possible electrical connection for reducing amperage draw.

Make sure you have room in your battery compartment. Will fit in all 12V Wranglers, F-150, Hurricanes, Porsche GT3's, Dune Racers (some report having to trim a few plastic fins inside the compartment (see pic), Stingers, as well as most Mustangs and C7 Corvettes. Some models may need their battery compartments trimmed for fit. Remove the white battery hold down on all models.
Length: 5.95"
Width: 5.9"
Height 3.74"
End-to-end the batteries measure:
Length: 11.9"
Width: 3.96"
Height 3.74"

They can be put side-by-side, end-to-end, or standing on edge.

Combo Kits only ship Priority Mail inside the U.S. Orders placed with other methods will be switched.

Just like when modifying a real car, modifying a Power Wheels voids all warranties. If you have made any non-MLToys modifications to your car please reach out to our tech support first to check compatibility. MLToys bears no responsibility for damage to vehicle, persons, or property incurred by modifying a vehicle. Be Smart, Be Safe, and Have Fun!