Specialized HOTROCK 24 7-SPEED 2008 VS Giant BOULDER JR W 2011 specs comparison

Specialized Hotrock 24 7-Speed
General InfosModel | Hotrock 24 7-Speed |
Manufacturer | Specialized |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - blue and black- orange- white-Dream and black |
Sizes | - 24 wheel (inches) |
Sizes | - 24 wheel (inches) |
Wheels And Breaking System
Bike front tire | Rear: 24 X 21.125 (inches) Specialized Roller WireFront: 24 X 2.125 (inches) Specialized Roller Wire |
Bike rear tire | Not Available |
Bike wheel size | 24 (inches) Wheels |
Brakeset type | Tektro Jr. LeversPromax Alloy (inches)V (inches) Brakes |
Hubs for disc brakes | Forged Alloy |
Rims manufacturer | 32-holeAlex C-1000 |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Straight GaugeUCP |
Frame and Body Specs
Frame materials | A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | Hi-tensile Steel |
Handlebar extender | Optional |
Handlebar stem details | Alloy |
Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)KMC Z7 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 128 (millimeters) SpindleVP |
Crankset parts and sizes | 36 TeethSugino |
Gear shift levers | Shimano RS-31 Revo Twist |
Rear gear set | 14 - 28 Teeth7-speed |
Specialized Hotrock 24 7-Speed Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano RD-FT30 |
Fork material | Single CrownSteel and aluminum |
Fork type | 50 (millimeters) TravelRST Capa C24 |
Other Specs of Specialized Hotrock 24 7-Speed
Component group sets | Mountain Mix |
Pedals details | Composite Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized Kids |
Seat post extension | 27.2 (millimeters) DiameterAlloy Micro-adjust |

Giant Boulder Jr W
General InfosModel | Boulder Jr W |
Manufacturer | Giant |
Year of production | 2011 |
Current price | Check price Here ==> |
Color choice | -Light blue |
Sizes | - 24 Wheel (inches) |
Wheels And Breaking System
Bike front tire | 24 (inches) Kenda Off Road |
Bike rear tire | Not Available |
Bike wheel size | 24 (inches) Wheels |
Brakeset type | Alloy LeversAlloy Direct Pull Brakes |
Hubs for disc brakes | Nutted |
Rims manufacturer | 36-holeAlloy |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. UCP |
Frame and Body Specs
Frame materials | High-Tensile Steel |
Frame type | TIG-welded |
Handlebar construction | Steel Low Rise |
Handlebar extender | Optional |
Handlebar stem details | Steel |
Headset size | 1 1/8" c |
Gearing Specifications
Bicycle chain | KMC Z51 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Semi Cartridge |
Crankset parts and sizes | 38T TeethAlloy 3-Piece |
Gear shift levers | SRAM MRX |
Rear gear set | 14 - 28 Teeth7-speed |
Giant Boulder Jr W Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano Tourney |
Fork material | Single CrownHigh-tensile Steel |
Fork type | Not Available |
Other Specs of Giant Boulder Jr W
Component group sets | Juvenile Mix |
Pedals details | Nylon Platform |
Rear shock absorber | Not Available |
Saddle seat | Giant Kids MTB |
Seat post extension | 25.4 (millimeters) DiameterSteel |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 24 7-Speed bike manual
- Find All parts, tires and accessories of Specialized Hotrock 24 7-Speed Youth here
- Get your Giant Boulder Jr W manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Giant Boulder Jr W Youth here