Parts by brand
Replacement parts by brand
The difference between a repair and a bin is usually a part number. Here is which brands have one, and what to buy when yours does not.
Written by
Mike M. · owner, Iron Mako Media
Published November 8, 2026 · specs checked against each maker’s current listing
How this page is funded: we earn a commission when you buy through our Amazon links, at no extra cost to you. It does not change which products we pick or what we say about them — the scoring rubric is published and applied the same way to every product. Full disclosure.
Price checked November 8, 2026
Verdict first
Quick picks
The difference between a repair and a bin is usually a part number. Here is which brands have one, and what to buy when yours does not.. Tap any row to jump to that model’s full write-up below, or go straight to Amazon from the price column. Prices last checked November 8, 2026.
| # | Product | Best for | Score | Price |
|---|---|---|---|---|
| 1 | ![]() Ride-On Wiring Harness Battery Connector (6V / 12V / 24V) Most universal part | Replacing a melted connector | 8.3out of 10 | $12.88Amazon #ad disclosure |
| 2 | ![]() PW-12S Battery Connector for 12V Power Wheels (14AWG) For Power Wheels | Fitting a generic SLA to Power Wheels | 8.2out of 10 | $11.99Amazon #ad disclosure |
| 3 | ![]() Replacement Wheel/Tire 2-Pack for 12V Power Wheels Jeep Wrangler Best wheel example | Wrangler/Rubicon 2014+ wheels | 8.4out of 10 | $45.60Amazon #ad disclosure |
| 4 | ![]() Peg Perego Official RZR/Gator 12V Motor Gearbox Kit Genuine Peg Perego | Genuine Peg Perego gearbox | 8.2out of 10 | $50.00Amazon #ad disclosure |
| 5 | ![]() JR1839FCC Replacement Remote Control for Power Wheels Best remote replacement | JR1839 receiver pairing | 8.3out of 10 | $11.77Amazon #ad disclosure |
| 6 | ![]() 2.4G Bluetooth Remote Transmitter for JR Receivers Cheapest remote | Cheapest JR remote replacement | 8.0out of 10 | $12.56Amazon #ad disclosure |
| 7 | ![]() 12V RS390 16,000 RPM Gearbox with Motor (2-Pack) Universal gearbox | 12V RS390 motor replacement | 8.4out of 10 | $24.98Amazon #ad disclosure |
Scores are our own editorial ratings against the published rubric on how we pick. They are not customer ratings and they are not Amazon’s.
Whether a ride-on is repairable comes down to one question: can you identify and buy the part? For four brands the answer is usually yes, with a real part number that survives the model’s discontinuation. For everything else there is a surprisingly good universal-parts market, because most generic vehicles are built on a handful of shared platforms.
Brand by brand
Who supports what
| Brand | Parts channel | Available | How to identify |
|---|---|---|---|
| Power Wheels | Excellent | Wheels, batteries, chargers, gearboxes, remotes | Fisher-Price part number on the component |
| Peg Perego | Excellent | Official gearbox kits, batteries, chargers | Peg Perego part code (e.g. MECB0111) |
| Kid Trax | Good | Batteries (incl. upgrades), chargers | Named vehicle compatibility on the listing |
| Razor | Good | Tires, chains, batteries, controllers | Razor model number |
| Generic / unbranded | None direct | Universal harness, gearbox, remote, battery | Component spec (RS390, JR1839, 12V 7Ah) |
The method
How to find the right part
Search the component, not the vehicle. This is the single most useful habit. “Power Wheels Jeep wheel” returns noise; “BCK85-2659” returns the part. Our registry contains wheels for two long-discontinued Power Wheels models precisely because they are listed by part number.
Where to look for the number:
- Wheels — stamped on the inside face.
- Gearboxes and motors — molded into the casing (RS390, RS550).
- Remote receivers — printed on the circuit board inside the vehicle (JR1839 family).
- Batteries — the label gives voltage and Ah; the connector type you identify visually.
- Chargers — the output voltage on the body, plus the plug shape.
Universal parts
What fits almost anything
Most generic 12V and 24V ride-ons are assembled from a small set of shared components, which makes four parts effectively universal:
The battery connector harness. Covers 6V, 12V and 24V. A melted or corroded connector is the most common ride-on electrical fault, and this is a $13 fix. Keep one before you need it.
RS390 / RS550 motor and gearbox assemblies. These fit the common 12V platforms used by Power Wheels, Best Choice Products and most generics. Around $25 a matched pair. See motor upgrades.
JR-family 2.4G remotes. Most parent remotes use a JR receiver. The replacement that names your receiver model will pair; a generic “universal” one may not. See how the parent remote works.
Sealed lead-acid batteries. Standard sizes at standard capacities. The only variable is the connector, and a $13 harness solves a mismatch. See best 12V ride-on batteries.
Fitting a generic battery
The Power Wheels connector trick
Worth knowing because it saves real money. Power Wheels uses a proprietary gray plug, and the genuine battery costs roughly double a third-party equivalent of the same capacity.
A PW-12S connector pre-wired in 14AWG — about $12 — lets you fit a standard $40 sealed lead-acid battery to a Power Wheels vehicle. You attach the terminals to the battery; no crimping tools required. That turns a $75 genuine pack into a $52 repair, and opens up the 12Ah and 15Ah capacities too.
Priorities
What to keep on hand
Three things, in order: a spare UL Listed charger ($10-14, the most commonly lost item), a wiring harness ($13, the most common electrical fault), and once the vehicle passes two years, a replacement battery ($40-110, because you will need it).
Every pick in full
The picks, in detail
Each entry below carries the same nine specifications, taken from that model’s own current listing. Rows reading not stated by maker are specs the manufacturer does not publish — we show the gap rather than filling it in.
#1 · Most universal part
8.3 / 10
Ride-On Wiring Harness Battery Connector (6V / 12V / 24V)
ToiCottage

#ad · Price as of November 8, 2026 · how this is funded
A universal harness across 6V, 12V and 24V, with Kid Trax and UTV fitment named — the fix for a melted connector.
A battery connector harness covering 6V, 12V and 24V with named Kid Trax, Huffy and UTV fitment. A melted connector is the most common ride-on electrical fault.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility9.5
- Value9.0
- Urgency9.0
- Spec disclosure6.5
What works
- Covers all three ride-on voltages
- Named Kid Trax, Huffy and UTV compatibility
- A melted connector is the most common ride-on electrical fault
- Cheap enough to keep spare
What doesn’t
- Wire gauge is not published — matters most at 24V
- Universal fit means checking yours matches
- No fuse included
#2 · For Power Wheels
8.2 / 10
PW-12S Battery Connector for 12V Power Wheels (14AWG)
Made by Mitchell

#ad · Price as of November 8, 2026 · how this is funded
The gray Power Wheels connector pre-wired in 14AWG — what you need to fit a standard SLA battery to a Power Wheels vehicle.
The PW-12S gray Power Wheels connector pre-wired in 14AWG — what lets a cheap generic SLA battery fit a Power Wheels vehicle without crimping tools.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility9.0
- Value8.5
- Urgency7.5
- Spec disclosure7.5
What works
- Lets you use a cheap standard SLA battery in a Power Wheels vehicle
- 14AWG wire, heavy enough for a 12V ride-on
- Genuine PS-12S equivalent part number
- Pre-wired, so no crimping tools needed
What doesn’t
- You still fit the terminals to the battery yourself
- Wire length not published
- Done wrong, a battery connector is a fire risk — read the polarity twice
#3 · Best wheel example
8.4 / 10
Replacement Wheel/Tire 2-Pack for 12V Power Wheels Jeep Wrangler
Impact Battery

#ad · Price as of November 8, 2026 · how this is funded
Carries the Fisher-Price part number (BCK85-2659) and the model year it fits — the only way to be sure a ride-on wheel fits.
Carries the real Fisher-Price part number and the model years it fits. This is what a properly identified ride-on part looks like.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility9.5
- Value7.5
- Urgency8.0
- Spec disclosure9.0
What works
- Fisher-Price part number published, not just 'fits Power Wheels'
- Model year qualified (2014 or later)
- Sold as a pair, which is how they wear
- Direct swap, no modification
What doesn’t
- Only fits the named vehicles and years
- Dimensions and tread depth not published
- Two wheels costs a noticeable share of a cheap vehicle's price
#4 · Genuine Peg Perego
8.2 / 10
Peg Perego Official RZR/Gator 12V Motor Gearbox Kit
Peg Perego

#ad · Price as of November 8, 2026 · how this is funded
The genuine Peg Perego gearbox kit for RZR and Gator models — the part that keeps an expensive vehicle worth repairing.
The official gearbox kit for RZR and Gator models. Guaranteed fit and gear ratio — the reason a Peg Perego is worth repairing rather than replacing.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility10.0
- Value6.5
- Urgency7.5
- Spec disclosure6.0
What works
- Genuine Peg Perego part for named models
- Guaranteed fit and gear ratio
- Repairing beats replacing a $300+ vehicle
- Supplied as a complete kit
What doesn’t
- RZR and Gator models only
- Costs more than a generic motor pair
- RPM and ratio not published
#5 · Best remote replacement
8.3 / 10
JR1839FCC Replacement Remote Control for Power Wheels
POLYNX

Carries the receiver model number (JR1839FCC) — the only way to buy a ride-on remote that will actually pair.
Carries the JR1839FCC receiver model number, which is the only way to buy a ride-on remote that will actually pair. Works at both 12V and 24V.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility9.5
- Value8.5
- Urgency7.5
- Spec disclosure9.0
What works
- Receiver model number published, so pairing is predictable
- Works with both 12V and 24V JR receivers
- 2.4G Bluetooth, same as the original
- Restores parent control on a vehicle whose remote is lost
What doesn’t
- Only pairs with JR1839-family receivers — check the board in your vehicle
- Pairing usually means opening the vehicle up
- A remote alone won't help if the receiver has failed
#6 · Cheapest remote
8.0 / 10
2.4G Bluetooth Remote Transmitter for JR Receivers
JIARUIXIN

#ad · Price as of November 8, 2026 · how this is funded
A generic 2.4G transmitter for JR-family receivers at 12V and 24V — the cheapest way back to parent control.
A generic 2.4G transmitter for JR-family receivers at 12V and 24V. Cheaper than the model-numbered option, with less certain fitment.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility7.5
- Value9.5
- Urgency7.0
- Spec disclosure7.0
What works
- Lowest-priced remote here
- Covers both 12V and 24V JR receivers
- 2.4G, same protocol as the originals
- 3W rating stated
What doesn’t
- No specific receiver model number — fit is less certain than the JR1839
- Pairing procedure varies by vehicle
- Won't help if the receiver board is the fault
#7 · Universal gearbox
8.4 / 10
12V RS390 16,000 RPM Gearbox with Motor (2-Pack)
JIARUIXIN

#ad · Price as of November 8, 2026 · how this is funded
The RS390 is the motor in most 12V ride-ons; this is a matched pair with gearboxes attached, which is how they should be replaced.
A matched pair of stock-spec RS390 motor and gearbox assemblies, which fit the common 12V platforms used by Power Wheels and Best Choice vehicles.
The nine specs
Source: the manufacturer's own published specifications on the current Amazon listing.
Our scoring
- Compatibility8.5
- Value9.0
- Urgency8.5
- Spec disclosure7.0
What works
- Motor and gearbox as one assembly — the usual failure is the gears
- RS390 is the most common 12V ride-on motor
- Supplied as a pair so both sides match
- Stated compatibility with Power Wheels and Best Choice vehicles
What doesn’t
- 16,000 RPM is a stock-equivalent figure, not an upgrade
- Requires dismantling the drive assembly
- Gearbox tooth count not published — check against yours
Questions parents ask
Frequently asked questions
Where can I buy Power Wheels replacement parts?
How do I find the part number for a ride-on component?
Can you get parts for generic ride-on cars?
Can I fit a cheap battery to a Power Wheels?
Which ride-on brands have the best parts support?
What spare parts should I keep for a ride-on?
Where these numbers come from
Sources
- CPSC — product safety guidance and recalls
- UL Solutions — product certification and the UL Listed mark
- Battery Council International — lead-acid battery care
Product specifications on this page are taken from each manufacturer’s own published listing. Where a manufacturer does not publish a figure, the row reads “not stated by maker” rather than carrying an estimate.
Read next