• Unilli UN231 Grey Mobility Scooter Tyre – 4.00-6
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Unilli UN231 Grey Mobility Scooter Tyre – 4.00-6

$65.00
$65.00
inc GST Sale Sold out

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Orders are typically delivered within 3–5 business days, including both processing and courier transit. Delivery times may vary depending on your location and product availability.

You can read our full shipping policy here: MoveSmart Shipping Policy

Warranty Included

All new products come with a minimum 12-month warranty (unless stated otherwise). This covers faults due to materials or workmanship from the date of purchase. You can find full warranty details in the product manual included with your item.

The warranty doesn’t cover normal wear and tear, damage from misuse or incorrect handling, failure to follow provided instructions, or cosmetic issues that don’t affect how the product works.

Expert Support

Our team is here to help. If you have any questions or need advice, get in touch with our friendly support team on 0800 668 778 or through our Contact Us page.

We’re always happy to assist with product guidance, troubleshooting, or anything else you need.

Easy Returns

We offer a 14-day change of mind return period on new products, as long as they are unused, in original condition, and returned with proof of purchase. Some exclusions may apply for hygiene or product-specific reasons. Return shipping costs and any applicable fees may also apply.

Full details can be found on our Refund Policy page.
Overview

Unilli UN231 4.00-6 mobility scooter tyre; confirm the complete tyre and rim markings before ordering.

Key Features

  • Tyre size: 4.00-6
  • Pattern: UN231
  • Colour: Grey
  • Ply rating: 4PR
  • Rim diameter: 6 inches
  • Overall tyre diameter: 340 mm
  • Actual tyre width: 106 mm
  • Operating pressure: 50 psi
  • Service designation: NHS (Not for Highway Service)
  • Application: Mobility Scooter
  • Product code: 21828

Fitment & Compatibility

Tyres must match the complete size marking, construction and rim requirements. Where an ETRTO marking is shown, match that as well; nominal diameter alone does not confirm fit. Compare against the existing wheel and equipment requirements before ordering.

Browse Mobility Scooter Tyres & Tubes for related sizes and tubes.

Frequently Asked Questions

How do I confirm this tyre will fit?

Match the complete tyre marking, construction and rim requirements. Also check wheel clearance.

What size is this tyre?

4.00-6

What type of tyre is it?

The construction is shown in the table.

Does this tyre need an inner tube?

Check the construction shown in the table before fitting.

What rim size should I check?

The listed rim diameter is 6 inches. Check the complete rim and tyre markings.

What are the tyre's overall dimensions?

Overall diameter: 340 mm; actual width: 106 mm. Allow suitable wheel clearance.

What pressure should I use?

The tyre specification shows 50 psi . Follow the tyre sidewall and equipment requirements.

Is the tyre load figure the equipment user-weight limit?

No. Any tyre load rating is separate from the equipment user-weight limit.

Is this tyre approved for highway use?

No. The service designation is NHS (Not for Highway Service).

Is this listing for one tyre?

Yes. This listing is for one tyre unless a pack quantity is explicitly stated.

What is the product code?

21828

Can MoveSmart help me check fitment?

Yes. Send us a clear photo of the existing tyre markings and wheel if you are unsure which size or construction you need.

Feature Details
Brand Unilli
Pattern UN231
Tyre size 4.00-6
Colour Grey
Ply rating 4PR
Rim diameter 6 inches
Overall tyre diameter 340 mm
Actual tyre width 106 mm
Operating pressure 50 psi
Service designation NHS (Not for Highway Service)
Application Mobility Scooter
Product code 21828