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HowParts that fit the Rad Power Bikes RadExpand 5
3 parts known to fit — tyres, inner tubes, lights — each with the page that says so. Specs and prices for the RadExpand 5 →
Parts known to fit the Rad Power Bikes RadExpand 5
Pre-mapped from the maker’s and retailers’ published part pages. Riders and shops confirm or flag each one — “confirmed” shows only once someone has. Check the part number and connector against your old part before you buy — versions change between model years.
Tyres 1
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CST RadExpand Replacement Tire 20 x 4
400-0130520" x 4" wire bead, puncture-resistant · Model years: 2022-2024
Maker spare-part page lists this model under Compatibility
Pre-mapped, not yet checked · source radpowerbikes.com (seen 19 Oct 2026)
Inner tubes 1
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Rad Power Bikes Inner Tube 20 x 4
400-0048320" x 3.5"-4" Schrader · Model years: 2022-2024
Maker spare-part page lists this model under Compatibility
Pre-mapped, not yet checked · source radpowerbikes.com (seen 19 Oct 2026)
Lights 1
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Rad Power Bikes Taillight - RadRunner
400-00577Lever-actuated LED brake light · Model years: 2022-2024
Maker spare-part page lists this model under Compatibility
Pre-mapped, not yet checked · source radpowerbikes.com (seen 19 Oct 2026)
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Quick answers
What tyre fits the Rad Power Bikes RadExpand 5?
Published part pages list CST RadExpand Replacement Tire 20 x 4 (400-01305). Check the size printed on the sidewall against your old tyre first — versions can change between model years.
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