Specialized HOTROCK 20 BOYS 2007 VS Trek MOUNTAIN TRACK 220SHX 1997 specs comparison

Specialized Hotrock 20 Boys
General InfosModel | Hotrock 20 Boys |
Manufacturer | Specialized |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | - Orange and Black-Blue and Black |
Sizes | - Standard size for everyone |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | 16 X 2.125 (inches) Specialized Roller |
Bike rear tire | Not Available |
Bike wheel size | 16 (inches) Wheels |
Brakeset type | Tektro Jr. LeversTektro V-brake Brakes |
Hubs for disc brakes | Rear: Forged AlloyFront: Alloy Nutted |
Rims manufacturer | 36-holeAlex C-1000 Alloy Single Wall |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Straight GaugeStainless Steel |
Frame and Body Specs
Frame materials | Specialized A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | Hi-Ten |
Handlebar extender | Optional |
Handlebar stem details | Alloy A-Head |
Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | Shimano HG-40 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 128 (millimeters) SpindleVP Loose Ball |
Crankset parts and sizes | 36 TeethSugino |
Gear shift levers | Shimano RS-31 Revo Twist |
Rear gear set | 14 - 28 Teeth6-speed |
Specialized Hotrock 20 Boys Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano TY |
Fork material | Single CrownSteel and aluminum |
Fork type | 50 (millimeters)RST 200K |
Other Specs of Specialized Hotrock 20 Boys
Component group sets | Juvenile Mix |
Pedals details | Composite Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized Hotrock Jumping |
Seat post extension | 27.2 (millimeters) DiameterAlloy Micro Adjust |

Trek Mountain Track 220SHX
General InfosModel | Mountain Track 220SHX |
Manufacturer | Trek |
Year of production | 1997 |
Current price | Check price Here ==> |
Color choice | -Dark blue |
Sizes | - Boys 13 (inches)- girls 13 (inches) |
Wheels And Breaking System
Bike front tire | 24 X 2.00 (inches) Trek |
Bike rear tire | Not Available |
Bike wheel size | 24 (inches) Wheels |
Brakeset type | Chang Star 246C LeversAluminum Cantilever Brakes |
Hubs for disc brakes | NuttedSteel |
Rims manufacturer | 36-holeWeinmann 519 |
Spoke nipples type | Brass Nipples |
Spoke wheel | Straight GaugeStainless Steel |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | Steel |
Handlebar extender | Optional |
Handlebar stem details | Steel |
Headset size | 1 (inches) Victor VP-H67 |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-UG50 |
Bottom bracket shell width | 68 (millimeters) English |
Bottom bracket type | Victor VPB-32 |
Crankset parts and sizes | 28/38/48 TeethSR |
Gear shift levers | Grip Shift MRX-170 |
Rear gear set | 14 - 28 Teeth6-speed |
Trek Mountain Track 220SHX Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters)Shimano Tourney TY-30 |
Derailleur (Rear) | Shimano Tourney TY-22 |
Fork material | Triple-clamp CrownAluminum |
Fork type | SR DuoTrack 7007 |
Other Specs of Trek Mountain Track 220SHX
Component group sets | Shimano Tourney TY-30 |
Pedals details | Wellgo LU-945 |
Rear shock absorber | Not Available |
Saddle seat | Trek Paw Print |
Seat post extension | 26.6 (millimeters) DiameterAluminum |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 Boys bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Boys Youth here
- Get your Trek Mountain Track 220SHX manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek Mountain Track 220SHX Youth here