CST 12 1/2 x 2 1/4 E-Bike Tire – Folding Bike, Scooter & Kid Bike Ready

The CST 12 1/2 x 2 1/4 e-bike tire is built to fit a wide range of compact electric vehicles and children’s bikes. With a size of 57-203, this tire is ideal for balance bikes, folding scooters, and compact electric or gas-powered bikes. It ensures a stable, smooth ride on urban surfaces and light trails.

Available now at Electric Bikes & Accessories with free shipping. See ride inspiration on Pinterest.

Why Choose the CST 12 1/2 x 2 1/4 E-Bike Tire?

This 12 1/2 x 2 1/4 tire is a trusted go-to for electric scooters, small e-bikes, and balance bikes. It features a robust build for daily use, offers excellent traction on pavement, and works seamlessly with inner tubes. Whether you're upgrading your kid’s bike or restoring a folding e-bike, this tire fits.

Top Features of the CST 12 1/2 x 2 1/4 Tire

• ✅ Standard 12.5-inch size (57-203)

• ✅ Perfect for electric scooters, folding bikes, and kid balance bikes

• ✅ Compatible with both gas and electric two-wheelers

• ✅ Durable tread for street and light trail use

• ✅ Easy to mount with or without tube (tube not included)

• ✅ Custom fit design – works on a wide range of compact frames

Product Specifications

Fits Multiple Bike Types

The CST 12 1/2 x 2 1/4 e-bike tire fits the following styles:

• 🧒 Kids' bikes

• ⚡ Compact folding e-bikes

• 🛴 Electric scooters (both front and rear wheels)

• 🚴 BMX mini bikes

• ⚙️ 12" gas-powered balance bikes

This makes it an ideal universal replacement for various personal transporters.

How to Install the 12 1/2 x 2 1/4 Tire

1. Remove the old tire and inspect rim/tube.

2. Match the size label (57-203) to ensure a correct fit.

3. Insert a compatible inner tube (if needed).

4. Use levers to gently install the CST tire on the rim.

5. Inflate to recommended PSI (typically 35–50 PSI).

6. Check bead seating and test for a smooth rotation.

Tip: Keep a spare tube handy for longer commutes or daily use.

Customer Testimonials

⭐ "Perfect for my folding scooter!"
"This tire fit my mini e-scooter perfectly. Rides smoother now with better grip." – Justin T.

⭐ "Great kids' bike replacement"
"Replaced my daughter’s balance bike tire and this one’s much more durable." – Megan R.

⭐ "Restored my mini BMX"
"Used it on an old 12-inch BMX for fun. Solid and rolls great!" – Ravi M.

Order Your CST 12 1/2 x 2 1/4 Tire Today

Upgrade your small-wheeled ride with the CST 12 1/2 x 2 1/4 tire – a reliable, durable solution for e-bikes, scooters, and balance bikes. Whether you’re replacing a worn tire or building from scratch, CST offers trusted quality at a great price.

🛒 Shop now at Electric Bikes & Accessories – with free U.S. shipping on every order.

📌 For tire fitting inspiration, see what riders are doing on Pinterest.