Sun Bicycles BMX 20 2001 VS GT SPEED SERIES JR. 1999 specs comparison

Sun Bicycles BMX 20 2001 comparison online with competitors

Sun Bicycles BMX 20

General Infos
Model BMX 20
Manufacturer Sun Bicycles
Year of production 2001
Current price Check price Here ==>   
Color choice -Chrome-Plated
Sizes - Boys 11 (inches)
Sizes - Boys 11 (inches)

Wheels And Breaking System

Bike front tire20 X 1.75 (inches) MX-111
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset typeCoaster Rear
Hubs for disc brakes Rear: Coaster Brake
Nutted
Front: Steel
Rims manufacturerSteel
Spoke nipples typeNot Available
Spoke wheel 1.8 (millimeters) Straight Gauge
UCP UCP

Frame and Body Specs

Frame materialsHi-tensile Steel
Frame typeWelded
Handlebar constructionSteel BMX
Handlebar extenderNot Available
Handlebar stem detailsSteel
Headset sizeSteel

Gearing Specifications

Bicycle chain1/2 X 1/8 (inches)
Bottom bracket shell widthAmerican
Bottom bracket typeOne Piece
Crankset parts and sizes 44 Teeth
1-piece 6 1/2 (inches)
Gear shift leversNot Available
Rear gear set1-speed

Sun Bicycles BMX 20 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Oversize
Unicrown Crown
Hi-tensile Steel
Fork typeSun Bicycles Fat Fork

Other Specs of Sun Bicycles BMX 20

Component group setsNot Available
Pedals detailsResin
Rear shock absorberNot Available
Saddle seatNot Available
Seat post extension 25.4 (millimeters) Diameter
Steel


GT Speed Series JR. 1999 comparison online with competitors

GT Speed Series JR.

General Infos
Model Speed Series JR.
Manufacturer GT
Year of production 1999
Current price Check price Here ==>   
Color choice -Ball-Burnished
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 Specs

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 Specifications

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
Pedals detailsVictor VP-104 Clipless
Rear shock absorberNot Available
Saddle seatUni Mini
Seat post extensionAluminum


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