Hoffman TAJ 1998 VS GT BUMP 2007 specs comparison

Hoffman Taj 1998 comparison online with competitors

Hoffman Taj

General Infos
Model Taj
Manufacturer Hoffman
Year of production 1998
Current price Check price Here ==>   
Color choice - flat blue
- flat brown
-Chrome-plated
Sizes - Pro
Sizes - Pro

Wheels And Breaking System

Bike front tire20 X 1.95 (inches) HB Skidmark
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Dia-Compe MX-99 Levers
Dia-Compe 990 Brakes
Hubs for disc brakesGack
Rims manufacturer 48-hole
Gack High Roller
Spoke nipples typeAlloy Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materials4130 chromoly c
Frame typeTIG-welded
Handlebar constructionHB Jumping 4130
Handlebar extenderNot Available
Handlebar stem detailsHB Superstem
Headset size1 1/8 (inches) Threadless Aheadset With SST Oryg Detangler

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 Chromoly
Gear shift leversNot Available
Rear gear set 16 Teeth
1-speed

Hoffman Taj Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
4130 Chromoly
Fork typeHB Superfork

Other Specs of Hoffman Taj

Component group setsNot Available
Pedals detailsWellgo LU-313
Rear shock absorberNot Available
Saddle seatHB
Seat post extension 22.2 (millimeters) Diameter
HB 4130


GT Bump 2007 comparison online with competitors

GT Bump

General Infos
Model Bump
Manufacturer GT
Year of production 2007
Current price Check price Here ==>   
Color choice - Matte Brick
-Matte Navy Blue
Sizes - 20 wheel (inches)

Wheels And Breaking System

Bike front tire Rear: 26 X 2.10 (inches) Kenda Konxsion
Front: 26 X 2.125 (inches) Front: Kenda K-Rad
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type FX-330 Rear Brakes
Tektro 274A Levers
Tektro
Hubs for disc brakes Rear: GT Sealed Cassette
Front: GT Aluminum Sealed
Rims manufacturer 36-hole
Alex G22
Spoke nipples typeBrass Nipples
Spoke wheel14ga. Straight Gauge

Frame and Body Specs

Frame materialsChromoly
Frame typeTIG-welded
Handlebar constructionGT Dirt and street Cr-mo
Handlebar extenderOptional
Handlebar stem detailsGT FS Design
Headset size1 1/8 (inches) Threadless Tange Seiki FATTY 22

Gearing Specifications

Bicycle chainKMC Z410
Bottom bracket shell widthNot Available
Bottom bracket typeBall Type With 8 Spline Cr-Mo Axle
Crankset parts and sizesGT Tubular Cr-Mo 3pc.
Gear shift leversNot Available
Rear gear set 12 Teeth
1-speed

GT Bump Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Chromoly
Fork type'05 GT Dirt Jump

Other Specs of GT Bump

Component group setsBMX Mix
Pedals details Aluminum Body
Cr-mo Alxe
'05 GT Dirt and Street Platform Design
Rear shock absorberNot Available
Saddle seatVelo Mini Street
Seat post extensionAlloy Micro Adjust


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