2025 Storm Youth 20

The lightweight and durable Storm 20" is as easy to maintain as it is to ride. It helps young riders pick the best line and stop on a dime.
Progress quickly with the Storm 20".

The Storm 20" features a lightweight, durable aluminum frame and a 63mm travel fork scaled to match the frame size. It's paired with a simple, lightweight drivetrain, quality mechanical disc brakes, and a fit optimized for riders 3'9.5" to 4'3" tall—so their passion for the trails can last a lifetime.

Frame: Aluminum, 9x135mm QR, 20"
Fork: SR Suntour XCT Coil w/ Soft Spring and Preload, 63mm, 9x100 QR
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
Front Brake: Tektro Aries, Resin Pads, Mechanical Disc
Front Rotor: 6-Bolt, 160mm
Rear Brake: Tektro Aries, 160mm Mechanical Disc
Rear Rotor: 6-Bolt, 160mm
Brake Levers: Tektro Aries Alloy Jr. Levers with Reach Adjust
Handlebar: Alloy Jr. Riser, 540mm, 30mm Rise
Stem: Alloy, 35mm Length, 31.8mm Clamp
Seatpost: Norco Alloy, 27.2mm, 250mm Length
Headset: External Cup Ball Bearing, 1-1/8" EC34
Headset Spacers: 1x10mm, 2x5mm
Saddle: Norco Youth, Steel Rail
Grips/Tape: Norco Youth, 115mm Length
Pedals: Jr. MTB Flat, 9/16"
Seatpost Clamp: Norco Alloy Bolted, 31.8mm ID
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, 20x2.25", Wire Bead
Rear Tire: CY Trail, 20x2.25", Wire Bead
Spokes/Nipples: Stainless Steel • Black • Brass Nipples
Weight: 10.63 kg (23.4 lbs)