Specialized Hotrock 20 Boys Coaster 2009 Technical specs and features
| Brand | Specialized |
| Model | Hotrock 20 Boys Coaster |
| First production | 2009 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | Specialized Hotrock 20 Boys Coaster Parts |
| Available Sizes | - Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Specialized Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Rear Levers Tektro Linear-pull and coaster Rear Brakes |
| Hubs for disc brakes | Rear: Joy Tech Steel Nutted Coaster Front: Joy Tech Steel Nutted |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. |
Frame and Body Specifications
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specs
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 36 Teeth Heat Treated Hi-Ten |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Specialized Hotrock 20 Boys Coaster Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown A1 Premium Aluminum and Hi-Ten |
| Fork type | Not Available |
Other Specs of Specialized Hotrock 20 Boys Coaster
| Component group sets | Juvenile Mix |
| Available colors | - Gloss Black and Green - Gloss Silver and Blue |
| Weight | Not Available |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Specialized Hotrock 20 Boys Coaster picture
Hotrock 20 Boys Coaster bike comparison
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Specialized Hotrock 20 Boys Coaster bike review
Specialized produced the Hotrock 20 Boys Coaster bike in 2009 and can be classified as a Youth bicycle, this exact model costs in american market arround $220.00.
Specialized Youth Hotrock 20 Boys Coaster can be found in a few colors, among these colors Gloss Black and Green and Gloss Silver and Blue .
This bike is equiped with 20 x 2.125" Specialized Roller tires and 14ga. spoke wheel while the rims are manufactured by Alloy, 36-hole. Specialized equiped this exact model with Tektro linear-pull/coaster rear brakes, Alloy rear levers braking system and Front: Joy Tech steel nutted, Rear: Joy Tech steel nutted coaster hubs.
To guarantee the comfiest ride Specialized used Specialized A1 Premium Aluminum material for the frame. Steel high strength material is used on the handlebar of this Hotrock 20 Boys Coaster to ensure the perfect handling while the stems are made of Alloy.
For the smoothest biking experience Heat treated Hi-Ten, 36 teeth is used on this bicycle linked to KMC Z410 chain that is easily replaceable as stated by Specialized.