Specialized Hotrock 20 Boys Coaster 2010 Technical specs and features
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| Brand | Specialized |
| Model | Hotrock 20 Boys Coaster |
| First production | 2010 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | See price on Amazon |
| 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 Linear Rear Levers Tektro Alloy V-Brake Rear BrakesCoaster Brake |
| Hubs for disc brakes | Rear: Joy Tech CoasterFront: Joy Tech Steel |
| Rims manufacturer | 36-holeAlloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specifications
| Frame materials | 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 TeethHeat 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 CrownHigh-tensile Steel |
| Fork type | Rigid Steel |
Other Specs of Specialized Hotrock 20 Boys Coaster
| Component group sets | Juvenile Mix |
| Available colors | - Gloss Black and Green- Gloss Silver and Blue |
| Weight | Unspecified |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized |
| Seat post extension | 25.4 (millimeters) DiameterSteel |
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 2010 and can be classified as a Youth bicycle.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 Stainless spoke wheel while the rims are manufactured by Alloy, 36-hole. Specialized equiped this exact model with Coaster Brake, Tektro Alloy V-Brake rear brakes, Alloy linear rear levers braking system and Front: Joy Tech steel, Rear: Joy Tech coaster hubs.
To guarantee the comfiest ride Specialized used 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.