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ULIP 20×4.0 inner tube for Fiido T2 Longtail

Store information
Viewing / personal pickup is available Monday to Saturday.
Opening hours:Mon–Fri: 9:00–19:00
Sat: 10:00–16:00
Sun & public holidays: CLOSED
Regular price 19,90 €
Sale price 19,90 € Regular price

Estimated delivery

Contact us to confirm delivery for this variant.


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ULIP inner tube with 20 × 4.0 and 3.50-16 markings

The wide ULIP inner tube features a straight Schrader valve and a dual-dimension marking of 20 × 4.0 / 3.50-16. It is designed for the corresponding tire and rim of a wide wheel assembly.

Features and fitment

  • Model: Fiido T2 Longtail.
  • ULIP 20 × 4.0 / 3.50-16; straight Schrader valve.

Approximate dimensions

  • Outer diameter of the inner tube: 565 mm.
  • Inner diameter of the inner tube: 408 mm.
  • Inner tube width: 80.9 mm.
  • Valve length: 30 mm.

The straight valve is approximately 30 mm long. When selecting, compare the full dimension marking on the old inner tube and tire, and check valve accessibility after mounting the wheel.

Replacement without pinching the inner tube

  • Before replacing, check for the cause of the puncture in the tire or on the rim. Foreign objects, sharp edges, or a damaged rim tape can immediately damage the new inner tube as well.
  • Inflate the inner tube slightly, align the valve with the hole, and distribute it evenly inside the tire. When mounting the tire bead, do not pinch it with tire levers.
  • Inflate to the pressure allowed for the wheel assembly. Check the valve position and sealing; do not use the valve cap to stop leaks.

Spare parts for Fiido

Why choose EVOLT?

Tržaška cesta 222, 1000 Ljubljana

Our showroom in Vič, Ljubljana, offers 200 m² of space, bringing sales, servicing and spare parts together in one place.

You can view and try out products in person, and after purchase we provide local servicing, expert support and prompt spare-parts delivery.

MON–FRI: 9:00–19:00
SAT: 10:00–16:00

1,000+ spare parts

In stock in Ljubljana

EVOLT is a specialized provider of spare parts for electric scooters, e-bikes and other electric vehicles.

Discover a wide range of quality spare parts and components in stock in Slovenia with fast delivery in 1–2 working days.

We offer reliable supply for both end customers and business partners, workshops and retailers – with options for retail and wholesale.

Do you have more questions about ULIP 20×4.0 inner tube for Fiido T2 Longtail?