USD 6.99 (Sportaid)
Front Caster Tube 8 x 1-1/4 Straight Valve (2546)
Inner tubes - caster and power chair. An inner tube for 8 x 1 1/4 in pneumatic wheelchair casters, with a straight valve stem.
EPC
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EPC · Inner tubes - caster and power chair · AC-160
EPC Tube 4 Mobility Inner Tube for 4 in Rims, 90 Degree Valve
Power chair and scooter tires on 4 in rims come under several markings, and one tube usually covers the group. This Tube 4 from UK supplier EPC is listed for 250 x 4, 280/250 x 4, 260 x 85 and 300 x 4 tires and has a Schrader valve bent at 90 degrees. The supplier names the Invacare Auriga and the Shoprider Sovereign 3 and 4 among the products that use it.
- Type
- Power chair and scooter inner tube
- Tire sizes
- 250 x 4; 280/250 x 4; 260 x 85; 300 x 4
- Valve
- Schrader, 90 degree bent
- Sold as
- Single tube
EPC Tube 4 Mobility Pneumatic Inner Tube key features
- Listed for 250 x 4, 280/250 x 4, 260 x 85 and 300 x 4
- Schrader (car type) valve bent at 90 degrees
- Supplier cites use on Invacare Auriga and Shoprider Sovereign
- Sold as a single tube
Who the EPC Tube 4 Mobility Pneumatic Inner Tube suits
Suits owners and repairers of power chairs and scooters with split-rim 4 in wheels and air-filled tires. Compare the marking on your tire with the four listed sizes, and note the valve angle of your old tube before ordering.
EPC Tube 4 Mobility Pneumatic Inner Tube specifications
| Type | Power chair and scooter inner tube |
|---|---|
| Tire sizes | 250 x 4; 280/250 x 4; 260 x 85; 300 x 4 |
| Valve | Schrader, 90 degree bent |
| Sold as | Single tube |
| Supplier code | 39B0013 |
| Maker country | Not confirmed |
| Brand | EPC |
| Category | Wheels, handrims and tires, Inner tubes - caster and power chair |
| Catalog ID | AC-160 |
Compared with the source page on 5 October 2026. Details can change, so we confirm them in your quote. Open the source page.
EPC Tube 4 Mobility Pneumatic Inner Tube: common questions
Is 280/250 x 4 the same as 2.80/2.50-4?
Yes, these are two ways of writing the same tire marking.
Does the photo show this exact tube?
The supplier uses one shared image for several mobility tubes, so treat it as illustrative.
Is tax included in the price?
No. The supplier price excludes UK tax. Our quote will set out the final terms.
How to get a quote for the EPC Tube 4 Mobility Pneumatic Inner Tube
Add it to your enquiry list
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Tell us your country and needs
Send the list with your country, sizes and any options you want. No payment details are asked.
Get a personal reply
You receive availability, a price and delivery options by email, and decide after that.
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Chairs this part is listed for
Named on the source page as compatible. Tell us your exact model and year in the enquiry and we confirm the fit.
GBP 1,429 VAT-relief / GBP 1,714.80 inc VAT (~USD 1,900-2,200, rough conversion; UK dealer Modern Mobility)
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Guides for this kind of product
How-to & Maintenance · 8 min read
Tire and caster care in 15 minutes
Soft tires and hair-wrapped casters make every push harder. This short routine keeps both in order and tells you when parts need replacing.