2020 Specialized
Riprock Coaster 20
A 20″ aluminum frame general youth bike with coaster brakes.
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Manufacturer Price
$290| Frame | Aluminum |
|---|---|
| Suspension | Rigid |
| Fork | Steel |
| Wheels | 20″ Aluminum |
| Brakes | Coaster |
For This Bike
Oct 2021
Specialized introduces an updated Riprock for young rippers with all the bells and whistles of its classic adult bikes. It has modern geometery and some cool new parts to go with the redesigned frame.
Oct 2021 · Mike Kazimer
The new Riprocks have updated geometry and components selected especially for smaller riders.
| Frame | Specialized A1 Premium Aluminum |
|---|---|
| Fork | Hi-Ten steel |
| Bottom Bracket | Steel, loose ball bearings |
| Stem | Die Cast Aluminum, 37mm length, 10 degree, 22.2 clamp diameter |
| Handlebar | BMX, steel, 10-degree backsweep, 4-degree upsweep, 130mm rise, 560mm width, 22.2mm |
| Saddle | Specialized Kids' Henge |
| Seatpost | Steel, 25.4mm Type: Rigid |
| Pedals | Nylon platform w/ reflectors |
| Grips | Specialized, slip-on |
| Crank | Hi-Ten steel, 114mm, Steel, 36T |
|---|---|
| Chain | KMC Z510, single-speed, anti-drop, 1/2"x1/8" |
| Brakes | Rear: V-brake w/ tool-less reach adjust brake lever Type: Coaster |
| Rims | 20" alloy, 16mm depth, 21mm internal width |
|---|---|
| Spokes | Stainless, 14g |
| Front Hub | Steel, bolt-on, 100mm spacing, loose ball bearings, 36h |
| Rear Hub | Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 18T cog, 36h |
| Tires | Front: Rhythm Lite, 30 TPI, wire bead, 20x2.3", Rear: Rhythm Lite, 30 TPI, wire bead, 20x2.3" |
Last updated April 22