Frisco E-Bike
Mechanic handling a bicycle frame

Representative photo. Product photos and current options are on the Amazon listing.

Wheels & Rims

20-Inch Fat Bike Front Wheel, 80 mm Rim, Disc (generic)

The front wheel on a fat folding e-bike is a plain bicycle wheel: no motor, a 6-bolt disc hub, and an 80 mm wide rim for a 4-inch tire. When one gets tacoed by a pothole, a generic replacement is the cheapest fix, and several sellers list 20-inch fat front wheels with an alloy double-wall rim and a quick-release or bolt-on hub. Check your fork's dropout spacing (100 mm and 135 mm both exist on these bikes) and hub type before ordering. Tire, tube and rotor are usually not included.

Replacing a bent front wheel on a 20x4 fat folderRiders who want a spare front wheel for a second tire setupBudget repairs

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Key considerations

  • Measure fork dropout spacing — 100 mm or 135 mm
  • Quick-release vs bolt-on axle
  • Rim width should be close to the original (usually 65–80 mm)
  • 6-bolt disc mount is standard on these bikes; verify

Pros

  • Inexpensive
  • Restores a bent-wheel bike quickly
  • Standard disc mount

Considerations

  • Generic build quality; check spoke tension on arrival
  • Nothing else included
  • Spacing variants

Compatibility notes

  • Fat folding e-bikes with 20-inch wheels, 6-bolt disc brakes and the matching fork spacing — measure before ordering

Keep it running

Replacement parts

Confirm fitment on your bike before ordering — see each part’s compatibility notes.

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Similar alternatives

All wheels & rims →
Bike maintenance in a workshop
E-Bike TiresFeatured

Kenda Krusade Sport 20x4.0 Fat Tire

The Kenda Krusade is one of the most common 20x4 tires on folding fat e-bikes, which makes it both a like-for-like replacement and an easy place to start when the stock tire wears out. It is a street-leaning tread with a shallow center and small side knobs, so it rolls quietly on pavement and still grips on packed gravel. Kenda sells versions with a puncture-resistant layer; look for that on the listing if flats are your problem. It is a wire-bead tire, so it will not fold for storage, and it is heavy like every 4-inch tire.

Best for: Folding fat e-bikes (Lectric XP, Heybike, Engwe and similar 20x4 bikes) · Mostly paved riding with some trail · Riders replacing a worn stock 20x4 tire

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Mechanic working on bike components
Inner TubesFeatured

20x4.0 Fat Tire Inner Tube, Schrader Valve (generic)

A 20x4 tube is the single most common flat-repair purchase for folding fat e-bikes, and generic listings from brands like Kenda, CST, Sunlite and a dozen house brands are all essentially the same butyl tube. Buy by size and valve: 20 x 4.0 (often printed as 20x3.5-4.0 or 20x4.0-4.5), Schrader valve unless your rim is drilled for Presta, and a valve length that clears your rim. Keep two spares; on these bikes the rear wheel is a chore to remove and you do not want to do it twice for a patch that does not hold.

Best for: Folding fat e-bikes on 20x4 tires · Anyone who wants a couple of spares in the garage · Replacing a tube damaged by a pinch flat

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Bike maintenance in a workshop
Spokes & Nipples

13 Gauge Stainless Spokes with Nipples for Hub Motors, 36 Pack (generic)

Hub-motor wheels are laced with short, thick spokes — 13 gauge (2.3 mm) is the usual — because the big flange sits close to the rim and the wheel carries far more load than a normal bike wheel. When a spoke snaps, ordinary 14 gauge spokes from a bike shop are the wrong diameter for the motor flange holes and nipples. Generic 13g spoke packs come in several lengths; measuring an existing spoke from elbow to end is the only reliable way to order. A pack of 36 lets you replace one or re-lace the whole wheel.

Best for: Replacing broken spokes on a rear or front hub-motor wheel · Re-lacing a hub motor into a new rim · Keeping spares for a heavy e-bike

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