GT MACH 1 EXPERT 2004 VS Redline PROLINE EX 1998 specs comparison
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GT Mach 1 Expert
General InfosModel | Mach 1 Expert |
Manufacturer | GT |
Year of production | 2004 |
Current price | Check price Here ==> |
Color choice |
- Yellow -Red |
Sizes |
- One |
Sizes |
- One |
Wheels And Breaking System
Bike front tire | 20 X 1.75 (inches) GT Brody Knobs |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 289A Rear Levers Tektro 907A U-brake Rear Brakes |
Hubs for disc brakes | Rear: Shimano Coaster Brake Nutted Front: Steel |
Rims manufacturer | 36-hole Aluminum |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Straight Gauge Steel |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | GT BMX |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | Threaded 1 (inches) Steel |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
Bottom bracket shell width | American |
Bottom bracket type | Steel |
Crankset parts and sizes | 36 Teeth Steel One-piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth 1-speed |
GT Mach 1 Expert Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown Hi-tensile Steel |
Fork type | GT |
Other Specs of GT Mach 1 Expert
Component group sets | Not Available |
Pedals details | GT Johnson Design |
Rear shock absorber | Not Available |
Saddle seat | GT BMX |
Seat post extension | 22.2 (millimeters) Diameter Chromoly |

Redline Proline EX
General InfosModel | Proline EX |
Manufacturer | Redline |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice |
-White |
Sizes |
- Professional size |
Wheels And Breaking System
Bike front tire | 20 X 1.50 (inches) Tioga Comp III |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro RBP-341A Levers Tektro 912A Rear Brakes |
Hubs for disc brakes | Redline Mini Flight |
Rims manufacturer | 36-hole Redline Aluminum |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
Frame materials | 7005 aluminum c |
Frame type | TIG-welded |
Handlebar construction | Redline Expert |
Handlebar extender | Not Available |
Handlebar stem details | Redline Expert |
Headset size | 1 1/8 (inches) Threadless Tioga |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) |
Bottom bracket shell width | 68 (millimeters) English |
Bottom bracket type | Steel |
Crankset parts and sizes | 43 Teeth 3-piece Aluminum |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth 1-speed |
Redline Proline EX Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Oversize Unicrown Crown Chromoly |
Fork type | Redline |
Other Specs of Redline Proline EX
Component group sets | Not Available |
Pedals details | Redline Aluminum |
Rear shock absorber | Not Available |
Saddle seat | Redline Kevlar |
Seat post extension | Aluminum Pillar |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach 1 Expert bike manual
- Find All parts, tires and accessories of GT Mach 1 Expert BMX here
- Get your Redline Proline EX manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Redline Proline EX BMX here