Gary Fisher MT. JAM 1998 VS Specialized HOTROCK 20 GIRLS 2007 specs comparison
Gary Fisher Mt. Jam
General Infos| Model | Mt. Jam |
| Manufacturer | Gary Fisher |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-plated |
| Sizes |
- 11.5 (inches) |
| Sizes |
- 11.5 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Aluminum Levers Linear-pull Brakes |
| Hubs for disc brakes | Nutted Steel |
| Rims manufacturer | 32-hole Weinmann 519 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 1.8 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Chromoly Seat Tube and hi-tensile Steel |
| Frame type | Welded |
| Handlebar construction | Steel |
| Handlebar extender | Chromoly |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) HP01H |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-UG50 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | YST BB 613 |
| Crankset parts and sizes | 24/34/42 Teeth SR XR17 |
| Gear shift levers | Grip Shift MRX-170 |
| Rear gear set | 14 - 28 Teeth 6-speed |
Gary Fisher Mt. Jam Fork System Data
| Derailleur (Front) | Top-pull Shimano AceraX Top-swing |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Triple-clamp Crown Aluminum |
| Fork type | RST 261 |
Other Specs of Gary Fisher Mt. Jam
| Component group sets | Mountain Mix |
| Pedals details | Wellgo LU-945 |
| Rear shock absorber | Not Available |
| Saddle seat | Fisher SuperSoft |
| Seat post extension | 26.6 (millimeters) Diameter Steel |
Specialized Hotrock 20 Girls
General Infos| Model | Hotrock 20 Girls |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Pink -White |
| Sizes |
- Standard size for everyone |
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 | Tektro Jr. Levers Tektro V-brake Brakes |
| Hubs for disc brakes | Alloy Nutted |
| Rims manufacturer | 36-hole Alex C-1000 Alloy Single Wall |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge Stainless 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) Spindle VP Loose Ball |
| Crankset parts and sizes | 36 Teeth Sugino |
| Gear shift levers | Shimano RS-31 Revo Twist |
| Rear gear set | 14 - 28 Teeth 6-speed |
Specialized Hotrock 20 Girls Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano TY |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 50 (millimeters) RST 200K |
Other Specs of Specialized Hotrock 20 Girls
| 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) Diameter Alloy Micro Adjust |
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Useful links and guides ....
- To know more about this exacte bike, Gary Fisher provided us with the latest version of its Mt. Jam bike manual
- Find All parts, tires and accessories of Gary Fisher Mt. Jam Youth here
- Get your Specialized Hotrock 20 Girls manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hotrock 20 Girls Youth here
