Best All-Terrain Bicycle Tires for 18 and 20-Inch Bikes

The best all-terrain bicycle tires are the ones that match your wheel size first and your terrain second. The three sets in this guide are all small-wheel tires, for 18-inch and 20-inch bikes, so they suit kids bikes and small-wheel bikes rather than adult 26, 27.5 or 29-inch wheels.

Disclosure: some links are Amazon affiliate links; we may earn a commission at no extra cost to you. Specs come from the product listings, so confirm them before you buy.

Best All-Terrain Bicycle Tires at a Glance

Pick

Product

Size and notes

20-inch wheels

YunSCM 20

20×2.35 pair, directional all-terrain tread

18-inch kids bike with tubes

YunSCM 18

18×1.95 with Schrader tubes; slick-style tread, so mostly for pavement

18-inch kit with repair tools

RUHUO 18

18×1.95 folding pair with tubes and repair kit

How to Choose All-Terrain Bicycle Tires

  • Wheel diameter: 18-inch and 20-inch tires are different sizes. Read the size and the ETRTO number on your current tire.
  • Width: check frame and fork clearance before choosing a wider tire such as 2.35 inches.
  • Tread: all-terrain tread sits between a smooth road tire and a full knobby. Check the listing photos, because the name alone does not show the pattern.
  • Tubes and valves: confirm whether tubes are included and whether they use Schrader or Presta valves.
  • Bigger wheels: for adult bikes see our guides to gravel bike tires, touring bike tires and fat bike tires.

The Three Sets in Detail

YunSCM 20×2.35 tires for 20-inch wheels

Please check carefully for the details and size before purchase.

The listing data describes a set of two 20×2.35 clincher tires with a directional all-terrain tread, made for bikes with 20-inch wheels. The 2.35-inch width gives a wider, more cushioned profile than a narrow 20-inch tire. The listing itself asks buyers to check the size and details carefully before purchase, so do that first.

What buyers report: Buyers say the tires fit the advertised 20-inch rims and feel planted on mixed surfaces. Some point out that the set is tires only, so do not assume tubes or tools are included. (summarised from review data, not independently verified)

Buyer sentiment summary chart for YunSCM 20x2.35 tires for 20-inch wheels

Pros

Cons

Wider 2.35-inch profile for cushioning on loose ground

No tubes or tools mentioned in the listing data

Directional tread described as all-terrain

Basic build; long-term durability is unknown

Sold as a pair

Needs a rim and frame with room for 2.35-inch width

Best for: small-wheel and 20-inch bikes used on dirt paths and sidewalks.

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YunSCM 18×1.95 tires with Schrader tubes (road-style tread)

18″ x 1.95 bike tires (x2) with included 32mm Schrader valve tubes (x2).

The listing is for two 18 x 1.95 bike tires with two 32 mm Schrader valve tubes. The source data describes the tread as slick-style, which is a pavement tread rather than a true all-terrain pattern, so treat this as a kids-bike replacement kit and not an off-road tire. Confirm the listing shows the size marked 50-355 before ordering.

What buyers report: Shoppers say the tires fit small rims and the included tubes make replacement easy. A few note the tires are basic and best for everyday riding rather than heavy off-road use. (summarised from review data, not independently verified)

Buyer sentiment summary chart for YunSCM 18x1.95 tires with Schrader tubes (road-style tread)

Pros

Cons

Tubes included in the listing

Slick-style tread is not true all-terrain

Sized for 18-inch kids bikes

Not reinforced for heavy puncture protection

32 mm Schrader valves, as on most kids bikes

White tires show dirt quickly, according to buyers

Best for: 18-inch kids bikes ridden mostly on pavement and packed paths.

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RUHUO 18×1.95 folding tires with tubes and repair kit

2x 18×1.95 folding tires with inner tubes and a full repair kit included.

The listing describes two 18×1.95 folding tires with inner tubes and a repair kit. The description mentions tire levers, valve cores and rim liner tape, so confirm the exact contents on the listing before you rely on them. The directional tread is described as suited to light off-road and gravel use while still rolling on pavement.

What buyers report: Buyers like the all-in-one kit and easy installation. A few mention that the casing feels thin and that the white finish shows grime. (summarised from review data, not independently verified)

Buyer sentiment summary chart for RUHUO 18x1.95 folding tires with tubes and repair kit

Pros

Cons

Kit with tubes and repair pieces per the listing

Casing can feel thin, according to buyers

Folding bead per the listing, easier to store

White finish shows dirt

Directional tread for light gravel and pavement

Not meant for heavy, aggressive off-road riding

Best for: 18-inch bikes ridden on pavement and light gravel where a ready-to-go kit is handy.

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Specs Side by Side

Values come from the product listings in our data; Not stated means the listing did not say.

YUNSCM 2-PCS 20″ Tires 20×2.35 YUNSCM 2-PCS 18″ Bike Tires 18×1.95 RUHUO 2 Sets 18×1.95 Bike Tires and Tubes
YunSCM 20x2.35 all-terrain bicycle tires for 20-inch wheels
YunSCM 18x1.95 bike tires with Schrader tubes for kids bikes
RUHUO 18x1.95 folding bicycle tires with tubes and repair kit
Wheel diameter 20 Inches 18 Inches 18 Inches
Tire width 2.35 Inches 1.95 Inches 1.95 Inches
Tread (per listing data) Directional all-terrain Slick-style Directional all-terrain
Tubes in listing Not mentioned Yes, 32 mm Schrader Yes, plus repair kit
Folding bead Not stated Not stated Yes (per listing)
Check price on Amazon Check price on Amazon Check price on Amazon

Fit and Safety Checklist

  • Match wheel diameter and the ETRTO number before ordering.
  • Check that the tube valve fits your rim hole.
  • Inflate within the range printed on the sidewall; see our bicycle tire pressure guide.
  • Make sure the tire bead sits evenly in the rim and the tube is not pinched before riding.
  • Check brakes and fork clearance after fitting wider tires.

FAQ

What size are all-terrain bicycle tires?

Size is a wheel diameter plus a width, such as 20×2.35 or 18×1.95. Match both to your rim and frame clearance, and check the ETRTO number on the sidewall, for example 50-355.

Are tubes included with these tires?

It depends on the listing. The YunSCM 18 set and the RUHUO set mention tubes, while the YunSCM 20 listing data does not. Check the contents and the valve type on the listing before you order.

Are these tires good for off-road riding?

They suit light off-road use such as gravel, dirt paths and sidewalks. None is a full mountain bike tire, and the YunSCM 18 is described as slick-style, so it is best on pavement.

Will these tires fit a 26, 27.5 or 29-inch bike?

No. These are 18-inch and 20-inch sizes for small-wheel bikes. Wheel diameter has to match your rim, so adult mountain, gravel and hybrid bikes need a different tire.

What pressure should I run?

Use the pressure range printed on the tire sidewall. It depends on tire width, rider weight and surface, and our bicycle tire pressure guide explains how to adjust within that range.

Bottom Line

For a 20-inch bike, the YunSCM 20 is the only 20×2.35 option here. For an 18-inch bike, the RUHUO 18 is the better fit for light off-road use because of its kit and tread description, and the YunSCM 18 is a pavement-oriented replacement with tubes. Adult-size wheels need a different tire.

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About the Author

Brian Keller founded Backpack-and-Gear to make gear shopping less of a guessing game. He sets the site’s editorial standards, decides which categories get covered, and edits buying guides before they go live. His own writing leans toward packs, travel kit, and the trade-offs between budget and mid-range gear.

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