Giant BOULDER 1997 VS Trek 820 1997 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	1997
Current price	Check price Here ==>
Color choice	- red -Black
Sizes	- 13.5 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) - womens 17 (inches) - womens 20 (inches)

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	Tektro RBP-371A Levers Shimano Altus Brakes
Hubs for disc brakes	Rear: Shimano Altus Front: Aluminum Quick Release
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Victor VP-H913W Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Altus
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Bottom-pull and bottom Bracket Mount Shimano Altus
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 820

Component group sets	Shimano Alivio and Altus
Pedals details	Wellgo LU-945
Rear shock absorber	Not Available
Saddle seat	Trek
Seat post extension	26.6 (millimeters) Diameter Aluminum Micro-adjust