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Today’s DealsRiprock Coaster 12
A 12″ aluminum frame general youth bike with coaster brakes.
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Manufacturer Price
$275| Weight | 16.5 lbs |
|---|---|
| Frame | Aluminum |
| Suspension | Rigid |
| Fork | Steel |
| Wheels | 12″ Aluminum |
| Brakes | Coaster |

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.

Mar 2021 · Natalie Martins
A best-selling bike shop kids bike, the Specialized Riprock 12 is an update on the popular Hotrock 12. Read our full review!
Lightweight and durable
Pushed forward bottom bracket for easier pedaling
Training wheels don't require tools to take on and off
Thick, cushioning tires
Adjustable-height handlebar for growing kids
Fun color and graphics designs
No handbrake
Coaster brake can be challenging for kids learning to pedal
Seat post requires Allen key to adjust
| Frame | Specialized A1 Premium Aluminum Colors: Candy Red / Hyper / Black; Neon Blue / Black / White; White Metallic Silver / Flake Pink / Moto Oragne; Acid Purple / Black / White |
|---|---|
| Fork | Hi-Ten steel |
| Bottom Bracket | Feimin FP-B701, 68MM |
| Stem | Die Cast Aluminum, 35mm length, 22.2 clamp diameter |
| Handlebar | BMX, steel, 10-degree backsweep, 4-degree upsweep, 65mm rise, 470mm width, 22.2mm |
| Saddle | Specialized Kids' |
| Seatpost | Steel, 22.2mm Type: Rigid |
| Pedals | Nylon platform w/ reflectors |
| Grips | Specialized, slip-on |
| Crank | Hi-Ten steel, 76mm, Steel, 26T |
|---|---|
| Chain | KMC Z510, single-speed, anti-drop, 1/2"x1/8" |
| Brakes | Coaster Type: Coaster |
| Rims | 12" alloy, 16mm depth, 21mm internal width |
|---|---|
| Spokes | Stainless, 14g |
| Front Hub | Bolt-on, 95mm spacing, loose ball bearings, 16h |
| Rear Hub | Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 16T cog, 16h |
| Tires | Front: Rhythm Lite, 30 TPI, wire bead, 12x2.3", Rear: Rhythm Lite, 30 TPI, wire bead, 12x2.3" |
First added March 28
Last updated January 6
Not listed for 513 days