GT ZUM 4.0 2007 VS Caloi SIGMA 1996 specs comparison

GT ZuM 4.0 2007 comparison online with competitors

GT ZuM 4.0

General Infos
Model ZuM 4.0
Manufacturer GT
Year of production 2007
Current price Check price Here ==>   
Color choice -Not found
Sizes - Xsmall
- small
- medium
- large
- xlarge
Sizes - Xsmall
- small
- medium
- large
- xlarge

Wheels And Breaking System

Bike front tire26 X 1.50 (inches) Tioga City Slicker
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano ST-EF29 Levers
Tektro Linear-pull Brakes
Hubs for disc brakesAlloy QR
Rims manufacturerAlloy Double Wall
Spoke nipples typeBrass Nipples
Spoke wheelStainless Steel

Frame and Body Specs

Frame materialsZuM 6061 Butted Aluminum
Frame typeTIG-welded
Handlebar construction 6061 Heat Treated
GT Mtn Riser
Handlebar extenderNot Available
Handlebar stem detailsGT ATB
Headset sizeFSA Integrated

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeCartridge Sealed
Crankset parts and sizes 22/32/42 Teeth
Suntour XCT-202
Gear shift leversShimano ST-EF50
Rear gear set 11 - 32 Teeth
8-speed

GT ZuM 4.0 Fork System Data

Derailleur (Front)Shimano Acera
Derailleur (Rear)Shimano Acera
Fork material Unicrown Crown
Aluminum and magnesium
Fork type 60 (millimeters) Travel
SR NRX-4000

Other Specs of GT ZuM 4.0

Component group setsMountain Mix
Pedals detailsHigh Impact Nylon Platform
Rear shock absorberNot Available
Saddle seatWTB Speed V
Seat post extensionGT Aluminum 6061


Caloi Sigma 1996 comparison online with competitors

Caloi Sigma

General Infos
Model Sigma
Manufacturer Caloi
Year of production 1996
Current price Check price Here ==>   
Color choice - dark blue
- polished
- purple
- red
-Black
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)

Wheels And Breaking System

Bike front tire Rear: 26 X 2.10 (inches) Kenda K-838
Front: 26 X 2.10 (inches) Kenda K-837
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Dia-Compe PC-7 Levers
Shimano STX M-System Brakes
Hubs for disc brakesNot Available
Rims manufacturer 32-hole
Mavic 221
Spoke nipples typeBrass Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Union Stainless Steel

Frame and Body Specs

Frame materials6061 T6 Aluminum
Frame typeWelded Aluminum
Handlebar constructionCaloi Alloy
Handlebar extenderOptional
Handlebar stem detailsCaloi Chromoly
Headset size1 1/8 (inches) Threadless Tange Ahead

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Shimano CN-IG70
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 110 (millimeters) Spindle
Shimano BB-UN52
Crankset parts and sizes 22/32/44 Teeth
Shimano STX
Gear shift leversGrip Shift SRT-600
Rear gear set 13 - 32 Teeth
8-speed

Caloi Sigma Fork System Data

Derailleur (Front) Top-pull and clamp-on 31.8 (millimeters)
Shimano STX
Derailleur (Rear)Shimano Deore LX SGS
Fork material Unicrown Crown
4130 Chromoly
Fork typeCaloi

Other Specs of Caloi Sigma

Component group setsShimano Deore LX and STX
Pedals detailsXerama SP-2552
Rear shock absorberNot Available
Saddle seatCaloi
Seat post extension 27.0 (millimeters) Diameter
Caloi Micro-adjust Alloy


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