Pyramid BMX 20 1999 VS Diamondback IMPRESSION 1997 specs comparison
Pyramid BMX 20
General Infos| Model | BMX 20 |
| Manufacturer | Pyramid |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-Plated |
| Sizes |
- Boys 11 (inches) |
| Sizes |
- Boys 11 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Coaster Rear |
| Hubs for disc brakes | Rear: Coaster Brake Front: Jou Yu JY-443 |
| Rims manufacturer | 36-hole HJC P-GN Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Sha-Dar Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Steel BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410 |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth 1-piece 6 1/2 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth 1-speed |
Pyramid BMX 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown Crown Hi-tensile Steel |
| Fork type | Not Available |
Other Specs of Pyramid BMX 20
| Component group sets | Not Available |
| Pedals details | CS-972N |
| Rear shock absorber | Not Available |
| Saddle seat | GS-383 |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Diamondback Impression
General Infos| Model | Impression |
| Manufacturer | Diamondback |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- purple -Pink |
| Sizes |
- Girls 9.5 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) Kenda K-170 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | KT Coaster Brake |
| Hubs for disc brakes | Rear: Kung Ten Coaster Brake Front: Kung Ten K-108F |
| Rims manufacturer | 36-hole Steel |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Shuhn Lih Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | MIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Meng Jing MJ-MF310 |
| Headset size | 1 (inches) YST HP-663 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) Taya 410 |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | Victor VPB-36 |
| Crankset parts and sizes | 36 Teeth 1-piece 5 1/2 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Diamondback Impression Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Diamondback |
Other Specs of Diamondback Impression
| Component group sets | Not Available |
| Pedals details | Wellgo LU-472 |
| Rear shock absorber | Not Available |
| Saddle seat | Diamondback Padded |
| Seat post extension | 22.2 (millimeters) Diameter Steel Pillar |
Useful links and guides ....
- To know more about this exacte bike, Pyramid provided us with the latest version of its BMX 20 bike manual
- Find All parts, tires and accessories of Pyramid BMX 20 Youth here
- Get your Diamondback Impression manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Impression Youth here