GT Speed Series JR. 1999 Technical specs and features

Brand GT
Model Speed Series JR.
First production 1999
Bike category BMX
Bike sub-category BMX
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Parts And Accessories GT Speed Series JR. Parts   
Available Sizes - Mini


Wheels And Breaking System

Bike front tire20 X 1 1/8 (inches) GT AA Pro
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Tektro Alloy Linear-pull Rear Levers
Tektro Linear-pull Rear Brakes
Hubs for disc brakesGT Mohawk
Rims manufacturer 28-hole
Weinmann Mini Zac
Spoke nipples typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
Wheelsmith Stainless Steel

Frame and Body Specifications

Frame materials6061 T6 Aluminum
Frame typeWelded
Handlebar constructionGT Jr Aluminum
Handlebar extenderNot Available
Handlebar stem detailsGT Mini Piston
Headset size1 (inches) Threadless Aheadset AL

Gearing Specs

Bicycle chain1/2 X 1/8 (inches)
Bottom bracket shell widthNot Available
Bottom bracket typeCartridge
Crankset parts and sizes 42 Teeth
GT 3-piece Aluminum
Gear shift leversNot Available
Rear gear set 16 Teeth
1-speed

GT Speed Series JR. Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Reynolds 531
Fork typeGT

Other Specs of GT Speed Series JR.

Component group setsNot Available
Available colors - Ball-Burnished
Weight Not Available
Pedals detailsVictor VP-104 Clipless
Rear shock absorberNot Available
Saddle seatUni Mini
Seat post extensionAluminum


GT Speed Series JR. bike review

GT produced the Speed Series JR. bike in 1999 and can be classified as a BMX bicycle, this exact model costs in american market arround $802.99.
GT BMX Speed Series JR. can be found in a few colors, among these colors Ball-Burnished .
This bike is equiped with 20 x 1 1/8" GT AA Pro tires and Wheelsmith stainless steel spoke wheel while the rims are manufactured by Weinmann Mini Zac, 28-hole. GT equiped this exact model with Tektro linear-pull rear brakes, Tektro alloy linear-pull rear levers braking system and GT Mohawk hubs.
To guarantee the comfiest ride GT used 6061 T6 aluminum material for the frame. GT Jr aluminum high strength material is used on the handlebar of this Speed Series JR. to ensure the perfect handling while the stems are made of GT Mini Piston.
For the smoothest biking experience GT 3-piece aluminum, 42 teeth is used on this bicycle linked to 1/2 x 1/8" chain that is easily replaceable as stated by GT.