Specialized HOTROCK 20 1999 VS Jamis EXPLORER 24 1999 specs comparison
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➜ Specialized Hotrock 20 price
➜ Jamis Explorer 24 price
Specialized Hotrock 20
General Infos| Model | Hotrock 20 |
| Manufacturer | Specialized |
| Year of production | 1999 |
| Current price | 🛒 View Price → |
| Color choice | - Speed Green- Team Pink-Mirror Blue |
| Sizes | - Boys - girls |
| Sizes | - Boys - girls |
Wheels And Breaking System
| Bike front tire | 20 X 1.80 (inches) Specialized Ground Control |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Chang Star Aluminum LeversChang Star Linear-pull Brakes |
| Hubs for disc brakes | NuttedJoy Tech Steel |
| Rims manufacturer | 36-holeSpecialized Alloy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeChung Nan Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | RiseSteel |
| Handlebar extender | Not Available |
| Handlebar stem details | Specialized |
| Headset size | Sealed Mechanism |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-UG50 |
| Bottom bracket shell width | American |
| Bottom bracket type | YST BB 621 |
| Crankset parts and sizes | 40 Teeth1-piece Steel |
| Gear shift levers | Grip Shift MRX-201 Rear |
| Rear gear set | 14 - 28 Teeth7-speed |
Specialized Hotrock 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Tourney TY-30 |
| Fork material | Unicrown CrownHi-tensile Steel |
| Fork type | Specialized |
Other Specs of Specialized Hotrock 20
| Component group sets | Juvenile Mix |
| Pedals details | Victor VP-260N |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Mini Mountain |
| Seat post extension | 30.4 (millimeters) Diameter SteelPillar |
Jamis Explorer 24
General Infos| Model | Explorer 24 |
| Manufacturer | Jamis |
| Year of production | 1999 |
| Current price | 🛒 View Price → |
| Color choice | - Mango Orange-Lime Green |
| Sizes | - Boys 13 (inches)- girls 13 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Kenda K-831 |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Tektro RBP-378A LeversTektro 823A Linear-pull Brakes |
| Hubs for disc brakes | Rear: Jou Yu JY-734Front: Jou Yu JY-731 |
| Rims manufacturer | 32-holeSun Rims Z-19 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 1.8 (millimeters) Straight GaugeShun Jiu Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | Pulse-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) Chin Haur CH-90 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches)KMC Z-51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110 (millimeters) SpindleChin Haur CH-48 |
| Crankset parts and sizes | 24/34/42 TeethSR CW-XR 17 |
| Gear shift levers | Grip Shift MRX-200 |
| Rear gear set | 14 - 28 Teeth7-speed |
Jamis Explorer 24 Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 28.6 (millimeters)SR and Suntour TP16 |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Unicrown CrownHi-tensile Steel |
| Fork type | Not Available |
Other Specs of Jamis Explorer 24
| Component group sets | Mountain Mix |
| Pedals details | Wellgo LU-943 |
| Rear shock absorber | Not Available |
| Saddle seat | Viscount 9701SC |
| Seat post extension | 25.4 (millimeters) Diameter SteelPillar |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Youth here
- Get your Jamis Explorer 24 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Explorer 24 Youth here