Trek 820 1997 VS Specialized HARDROCK SPORT 1993 specs comparison

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)
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

Specialized Hardrock Sport

General Infos

Model	Hardrock Sport
Manufacturer	Specialized
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 14.5 - 16.5 - 18 - 20 - 22. Womens: 16 - 19.

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized RockCombo
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Altus C10 Brakes
Hubs for disc brakes	Shimano Altus C10
Rims manufacturer	Araya AP-21
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Outer-butted Seat Tube Chrome-moly
Frame type	TIG-welded Steel
Handlebar construction	5-degree Flat
Handlebar extender	Not Available
Handlebar stem details	CroMo TIG 40-degree Rise
Headset size	Not Available

Gearing Specifications

Bicycle chain	Not Available
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	14 - 28 Teeth 7-speed

Specialized Hardrock Sport Fork System Data

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

Other Specs of Specialized Hardrock Sport

Component group sets	Shimano Altus C10
Pedals details	HTI-P48
Rear shock absorber	Not Available
Saddle seat	Specialized AirGel
Seat post extension	Alloy Micro-adj. With QR