The durable and lightweight Storm 20 provides simple upkeep and operation to help young riders find the best line and stop on a dime.

Progress quickly with Storm 20.

Storm 20’s lightweight, durable aluminum frame and size-specific fork travel of 63mm combine with a simple, lightweight drivetrain, quality mechanical disc brakes and optimized fit for riders from 4’2” to 4’8”, building and a love for dirt that’ll last a lifetime.

Details

• Just enough fork travel to ease skill building and save weight.
• Quicker starts and easy climbs make every ride enjoyable.
• Putting a stop to sketchy brakes.
• Models to meet the needs of every young rider.
• No Other Way Limited Lifetime Warranty.
  
  
  

Specs

Frameset

Frame
Aluminum, 9x135mm QR, 20"

Fork
SR Suntour XCT Coil w/ Soft Spring and Preload, 63mm, 9x100 QR

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Drivetrain

Rear Shifter
Shimano SL-RV200-6R, 6-speed, gripshift

Rear Derailleur
Shimano TZ-500, 6-speed, Direct Mount

Crankset
Alloy 3-piece, 140mm, 28T Narrow Wide

Bottom Bracket
Sealed Bearing, ST 68mm

Cassette
Shimano MF-TZ500-6, 14–28T, 6-speed, Freewheel

Chain
KMC Z6

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Brakes

Front Brake
Tektro Aries, Resin Pads, Mechanical Disc

Front Brake Rotor
6-Bolt, 160mm

Rear Brake
Tektro Aries Mechanical Disc, 160mm

Rear Brake Rotor
6-Bolt, 160mm

Brake Levers
Tektro Aries Alloy Jr. Levers w/ Reach Adjust

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Components

Handlebar
Alloy Jr. Riser, 540mm, 30mm Rise

Stem
Alloy, 35mm Length, 31.8mm Clamp

Seatpost
Norco Alloy, 27.2mm x 250mm

Headset
External Cup, Ball Bearing, 1-1/8" EC34

Headset Spacers
1 × 10mm, 2 × 5mm

Saddle
Norco Youth, Steel Rail

Grips
Norco Youth, 115mm Length

Pedals
Jr. MTB Flat, 9/16"

Seatpost Clamp
Norco Alloy Bolted, 31.8mm ID

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Wheels

Front Hub
Formula DC-1420, 9x100mm QR, 28h, 6-bolt

Rear Hub
Formula DC-31R-7S, 9x100mm QR, Freewheel, 28h, 6-bolt

Rims
Aluminum DW, 28h, 20" MTB

Front Tire
CY Trail, 20 × 2.25", Wire Bead

Rear Tire
CY Trail, 20 × 2.25", Wire Bead

Spokes/Nipples
Stainless Steel w/ Brass Nipples, Black

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Weight

Weight
10.63 kg (23.4 lbs)