Skip to product information
1 of 6

CST 20×3.50/4.00 inner tube for ENGWE Engine Pro

Store information
Viewing / collection in person is possible Monday to Saturday.
Opening hours: Mon–Fri: 9:00–19:00
Sat: 10:00–16:00
Sun & public holidays: CLOSED
Sold out
Regular price 19,90 EUR
Sale price 19,90 EUR Regular price
Calculating shipping cost…

Shipping price may change by country.

Estimated delivery · United Kingdom

Contact us to confirm delivery to United Kingdom.


Payment methods
  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • iDEAL Wero
  • Klarna
  • Maestro
  • Mastercard
  • MobilePay
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa
Unfortunately this product is out of stock.

But we can let you know as soon as it is available again.

CST 20×3.50/4.00 inner tube for ENGWE Engine Pro

CST inner tube for ENGWE Engine Pro with factory 20 × 4.0-inch tires and a rim for a Schrader valve. Made from butyl rubber, it has a straight Schrader valve measuring approximately 44.5 mm in the photo.

Features and dimensions

  • Size marking: 20 × 3.50/4.00.
  • Straight Schrader valve, approximately 44.5 mm.
  • Material: butyl rubber.
  • One inner tube supplied; tire not included.

Fitment and installation

Check the fitted tire's marking and valve hole, especially if the wheels have been modified. Before fitting, inspect the tire interior and rim tape and remove the cause of the puncture. Set pressure according to the tire and rim markings.

Spare parts for ENGWE

EVOLT showroom and service entrances

Why choose EVOLT?

Tržaška cesta 222, 1000 Ljubljana, Slovenia

Visit our 200 m² showroom in Vič, Ljubljana, where sales, servicing and spare parts come together under one roof.

See and try products in person, with expert advice, servicing in Slovenia and spare-parts support after your purchase.

MON–FRI: 9:00–19:00
SAT: 10:00–16:00

Spare parts in the EVOLT showroom

Spare parts and accessories

In stock in Ljubljana

EVOLT supplies spare parts for electric scooters, electric bikes and other electric vehicles.

Explore components stocked in Slovenia, with delivery estimates based on the product and destination.

We support riders, repair centres, retailers and business partners through retail and wholesale supply.

More questions about CST 20×3.50/4.00 inner tube for ENGWE Engine Pro?