Giant BOULDER 1997 VS Trek 820 1993 specs comparison

Giant Boulder

General Infos

Model	Boulder
Manufacturer	Giant
Year of production	1997
Current price	Check price Here ==>
Color choice	- metallic black fade - wild cherry -Cyan and Reflex kandy fade
Sizes	- 14.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - 23.5 (inches) - womens 14.5 (inches) - womens 17.5 (inches) - womens 19.5 (inches)
Sizes	- 14.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - 23.5 (inches) - womens 14.5 (inches) - womens 17.5 (inches) - womens 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Altus Brakes
Hubs for disc brakes	Rear: Aluminum Nutted Front: Aluminum Quick Release
Rims manufacturer	32-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) HPO1H

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-71S
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Chin Haur CH-48
Crankset parts and sizes	28/38/48 Teeth SR Aluminum
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 7-speed

Giant Boulder Fork System Data

Derailleur (Front)	Bottom-pull Shimano Tourney TY-22 Top-swing
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Giant

Other Specs of Giant Boulder

Component group sets	Shimano Tourney TY-22
Pedals details	P50 Nylon
Rear shock absorber	Not Available
Saddle seat	Giant
Seat post extension	29.2 (millimeters) Diameter Aluminum

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 14.5 - 16.5 - 18 - 20 - 22. Womens: 17 - 20.

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Trek Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Altus C10 Brakes
Hubs for disc brakes	Shimano Altus QR
Rims manufacturer	36-hole Araya VP-20
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Tange Straight Gauge Chrome-moly
Frame type	Lugged Steel
Handlebar construction	Ladies 3 (inches) Rise Men's Flat
Handlebar extender	Not Available
Handlebar stem details	TIG Welded Steel
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Shimano Altus C10
Gear shift levers	Shimano Altus C10 Rapidfire Plus
Rear gear set	12 - 28 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano Altus C10
Derailleur (Rear)	Shimano Altus C10
Fork material	Not Available
Fork type	Chrome-moly

Other Specs of Trek 820

Component group sets	Shimano Altus C10
Pedals details	HTI P15S
Rear shock absorber	Not Available
Saddle seat	Trek System 1 Gel Lite With Astrale
Seat post extension	Steel