Jamis X.20 2011 VS Scott SPARK JR 20 2009 specs comparison
Jamis X.20
General Infos| Model | X.20 |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- monterey red and pearl white -Gloss black and stainless |
| Sizes |
- 10 (inches) |
| Sizes |
- 10 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) CST ATB |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Short Reach Levers Alloy Linear Pull Brakes |
| Hubs for disc brakes | Heavy Duty ATB With Nutted Axles |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Nickel-plated |
Frame and Body Specs
| Frame materials | 6061 aluminum c |
| Frame type | Aluminum |
| Handlebar construction | ATB Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Jamis Threadless |
| Headset size | 1 1/8 (inches) Aheadset |
Gearing Specifications
| Bicycle chain | KMC Z30 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 119 (millimeters) Spindle Cotterless Type 3B Axle |
| Crankset parts and sizes | 36T Teeth Forged Alloy |
| Gear shift levers | Shimano RevoShift |
| Rear gear set | 14 - 28 Teeth 7-speed |
Jamis X.20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano TX-31 |
| Fork material | Not Available |
| Fork type | 40 (millimeters) Travel Smash Suspension |
Other Specs of Jamis X.20
| Component group sets | Mountain Mix |
| Pedals details | ATB Style |
| Rear shock absorber | Not Available |
| Saddle seat | XC ATB |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Pillar |
Scott Spark JR 20
General Infos| Model | Spark JR 20 |
| Manufacturer | Scott |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-White and Red |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.20 (inches) K-829 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 324A-TS Levers Lee Chi 209 P Brakes |
| Hubs for disc brakes | Formula FM-11 |
| Rims manufacturer | 32-hole Jalco VP-20 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | 6061 Alloy c |
| Frame type | TIG-welded |
| Handlebar construction | Junior Flat Bar |
| Handlebar extender | Optional |
| Handlebar stem details | HL-TDS-C41-8 |
| Headset size | 1 1/8 (inches) Threadless VP-A71 |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TH M1 |
| Crankset parts and sizes | 34/42 Teeth Lasco Double |
| Gear shift levers | Shimano Revo |
| Rear gear set | 14 - 28 Teeth 6-speed |
Scott Spark JR 20 Fork System Data
| Derailleur (Front) | Shimano TY-22 |
| Derailleur (Rear) | Shimano TY-18 |
| Fork material | Not Available |
| Fork type | 50 (millimeters) Travel RST K20 |
Other Specs of Scott Spark JR 20
| Component group sets | Mountain Mix |
| Pedals details | VP 570 BMX-type |
| Rear shock absorber | 65 (millimeters) Apro SD |
| Saddle seat | Junior Racing |
| Seat post extension | 26.8 (millimeters) Diameter Scott SP-214 |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its X.20 bike manual
- Find All parts, tires and accessories of Jamis X.20 Youth here
- Get your Scott Spark JR 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Scott Spark JR 20 Youth here