Rocky Mountain GRIND 20 2007 VS Giant STP 225 2009 specs comparison

Rocky Mountain Grind 20
General InfosModel | Grind 20 |
Manufacturer | Rocky Mountain |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | -Black and Red |
Sizes | - Boys 12 (inches) |
Sizes | - Boys 12 (inches) |
Wheels And Breaking System
Bike front tire | 20 X 1.95 (inches) Kenda |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro TS325 LeversTektro J310 Brakes |
Hubs for disc brakes | Alloy QR |
Rims manufacturer | Alex Y-2000 |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Black |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | RMB XC |
Handlebar extender | Not Available |
Handlebar stem details | RMB XC |
Headset size | FSA |
Gearing Specifications
Bicycle chain | KMC Z50 |
Bottom bracket shell width | Not Available |
Bottom bracket type | FSA Sealed |
Crankset parts and sizes | 36 TeethAlloy |
Gear shift levers | Shimano Revo 6-speed |
Rear gear set | 6-speed |
Rocky Mountain Grind 20 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano FT-30 Super Short Cage |
Fork material | Single CrownAluminum and steel |
Fork type | 50 (millimeters) TravelRST 200K |
Other Specs of Rocky Mountain Grind 20
Component group sets | Shimano Mix |
Pedals details | Big Flats |
Rear shock absorber | Not Available |
Saddle seat | RMB Velo |
Seat post extension | RMB |

Giant STP 225
General InfosModel | STP 225 |
Manufacturer | Giant |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | -Army Green |
Sizes | - Not available |
Wheels And Breaking System
Bike front tire | 24 X 1.95 (inches) Kenda K-Rad |
Bike rear tire | Not Available |
Bike wheel size | 24 (inches) Wheels |
Brakeset type | Alloy Jr. MTB 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 | ALUXX Aluminum |
Frame type | TIG-welded |
Handlebar construction | Hi-Ten Riser |
Handlebar extender | Optional |
Handlebar stem details | Alloy Threadless |
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 | 36 TeethHigh-Tensile Steel 3-piece With Chain Guard |
Gear shift levers | SRAM MRX Twist |
Rear gear set | 14 - 28 Teeth7-speed |
Giant STP 225 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano TX51 |
Fork material | Single CrownAlloy |
Fork type | 2.5 (inches) TravelSpinner Alloy |
Other Specs of Giant STP 225
Component group sets | Juvenile Mix |
Pedals details | Resin |
Rear shock absorber | Not Available |
Saddle seat | Giant Dirt Jump |
Seat post extension | 30.8 (millimeters) DiameterAlloy |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Grind 20 bike manual
- Find All parts, tires and accessories of Rocky Mountain Grind 20 Youth here
- Get your Giant STP 225 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Giant STP 225 Youth here