Spectra BLACKHILLS 1993 VS Schwinn SIERRA GS 1998 specs comparison

Spectra Blackhills 1993 comparison online with competitors

Spectra Blackhills

General Infos
Model Blackhills
Manufacturer Spectra
Year of production 1993
Current price Check price Here ==>   
Color choice -Not found
Sizes - 20
- 18WM
Sizes - 20
- 18WM

Wheels And Breaking System

Bike front tire Rear: 20 X 2.00 (inches)
Front: 20 X 2.00 (inches) Square Shoulder 20x2.0
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Levers
Polygon Caliper Brakes
Hubs for disc brakesSteel
Rims manufacturer 36-hole
MTB Alloy
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsMicro Steel Alloy
Frame typeTIG-welded Steel
Handlebar constructionFlat
Handlebar extenderNot Available
Handlebar stem details80 (millimeters)
Headset sizeNot Available

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 32/40/48 Teeth
One-piece Crank
Gear shift leversShimano Thumbshifters
Rear gear set 14 - 28 Teeth
6-speed

Spectra Blackhills Fork System Data

Derailleur (Front)Shimano SIS
Derailleur (Rear)Shimano SIS
Fork materialNot Available
Fork typeUnicrown Steel

Other Specs of Spectra Blackhills

Component group setsShimano
Pedals detailsWellgo Platform
Rear shock absorberNot Available
Saddle seatViscount Gel
Seat post extensionSteel


Schwinn Sierra GS 1998 comparison online with competitors

Schwinn Sierra GS

General Infos
Model Sierra GS
Manufacturer Schwinn
Year of production 1998
Current price Check price Here ==>   
Color choice - Dark Blue
- Red and Red Fade
-Burnt Orange
Sizes - Large
- medium
- small
- womens medium
- womens small
- womens xsmall
- xsmall

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Multi-terrain
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Tektro Levers
Shimano Altus Brakes
Hubs for disc brakes Rear: Shimano Altus
Front: Formula Aluminum
Rims manufacturer 36-hole
Aluminum
Spoke nipples typeNot Available
Spoke wheel 2.0 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsChromoly Main Triangle and hi-tensile Steel Rear Stays
Frame typeTIG-welded
Handlebar construction 1 (inches) Rise
Aluminum
Handlebar extenderOptional
Handlebar stem detailsGirvin Flexstem
Headset size1 1/8 (inches) Steel

Gearing Specifications

Bicycle chain1/2 X 3/32 (inches)
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 24/34/42 Teeth
Shimano AceraX
Gear shift leversGrip Shift ESP 500
Rear gear set 11 - 28 Teeth
7-speed

Schwinn Sierra GS Fork System Data

Derailleur (Front)Shimano AceraX Top-swing
Derailleur (Rear)Grip Shift ESP 5.0
Fork material Unicrown Crown
Chromoly
Fork typeSchwinn

Other Specs of Schwinn Sierra GS

Component group setsMountain Mix
Pedals detailsResin
Rear shock absorberNot Available
Saddle seatSpring Type
Seat post extensionSuspension


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