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2021 Commençal

CLASH 20

A 20″ aluminum frame general youth bike with high-end components and shimano hydraulic disc brakes.

Manufacturer Price

2499 US$(2149 €)
Weight12,2 kg  
FrameAluminum
SuspensionFull, 130 / 120mm
ShockRockShox Deluxe Select
Wheels20″ Aluminum
Drivetrain1 × 10
GroupsetGX
BrakesShimano Hydraulic Disc
Where to Buy
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 km/h

CLASH 20

28 km/h

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Highest gear

(descending)

Reviews
Pinkbike
Commencal Reveals New Clash Kids Range

oct 2021 · COMMENCAL bicycles

The range is made up of four platforms with different wheel sizes: Clash 20, Clash 24, Clash JR (26 inches) and Clash XS (27/26)..

Read Review

NSMB
Dream Builds: Owen Foster's Mix-Wheeled Commencal Clash "Warpig"

abr 2021

"It's just a 27.5 bike with the wheel I'm used to in front…" Owen Foster playing down the mullet setup of his custom Commencal Clash in our first Dream Builds feature, supported by Ride Wrap.

Highs
  • Long travel sled that takes big brakes

  • Not precious

  • Available as a frame

  • Polished raw metal finish looks great

  • Mixed wheel setup improves maneuverability

  • Fox 36 with Grip2 performs well

  • Öhlins TTX22m shock works great

  • Light pedaling despite heavy weight

  • Titanium cranks are durable

  • Shimano Saints powerful brakes

  • SRAM drivetrain shifts well

  • Best thing: riding it

Lows
  • No bottle cage bosses

  • Dynamic suspension setting not preferred

Read Review

BIKE Magazine
Little Shred Edit: Commencal Clash Kids' Bikes

jun 2020

This is what Commencal considers taking a break from its recent barrage of new bike releases. Commencal kids' bikes are arguably the best on the market,

Read Review

Geometry
Specs
Build
Frame

2021 CLASH 20, 130 mm travel, 20, Alloy 6066, triple butted tubes, T4, T6. Enduro bearings

BB StandardBSA, Threaded

ColorPearl White / Chrome, Shiny Finish

Fork

MANITOU Machete Junit Pro, 120 mm travel, 20, kids specific air cartridge, rebound, compression. Custom tuned for Commencal Bicycles. Boost (15 x 110 mm)

Travel120mm

Spring TypeAir

Shock

ROCKSHOX Deluxe Select, 170 x 35 mm, rebound

Travel130mm

Bottom Bracket

AEROZINE BSA 30, Threaded

Headset

ACROS ZS44 / ZS56, Alloy cups, sealed bearings

Stem

RIDE ALPHA Freeride 40, 40 mm extension, 31,8 mm

Handlebar

PROTAPER Junit Rizer bar, 31,8 mm, 600 mm width, 25 mm rise, Alloy 7050-T76, Stealth

Saddle

SDG Fly Jr, Kids specific, reinforced sides

Seatpost

RIDE ALPHA, 31,6 mm, 250 mm length

TypeRigid

Grips

PROTAPER Junit 27 mm, Kids specific 27 mm diameter

Groupset
Rear Derailleur

SRAM GX, 10s, short cage

Crank

AEROZINE Xeon-A1, 135 mm crank arms, 30 mm axle, 7075 alloy, Chainring: AEROZINE Direct Mount 32t, Narrow-Wide, full CNC

Shifters

SRAM GX, 10s

Cassette

SRAM PG-1020, 11-36t

Chain

KMC X10, 10s

Brakes

SHIMANO MT501, Servo Wave, I-Spec compatible, resin pads, Rotors: SHIMANO SM-RT66 180 mm, 6-bolt

TypeShimano Hydraulic Disc

Wheels
Rims

SPANK Spoon 28, 20, 32h, 23 mm inner width

Front Hub

Rear: FORMULA DHT-142 S - Front: FORMULA DC-711, Rear: 32h, sealed bearings - Front: 32h, sealed bearings

Rear Hub

Rear: FORMULA DHT-142 S - Front: FORMULA DC-711, Rear: 32h, sealed bearings - Front: 32h, sealed bearings

Tires

Rear: VEE TIRE CO. FlowSnap - Front: VEE TIRE CO. FlowSnap, Rear: 20 x 2.4, Tackee Compound, Synthesis - Front: 20 x 2.4, Tackee Compound, Synthesis

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First added 30 de julio

Last updated 28 de septiembre

Not listed for 1,707 days