Trek 820 1997 VS Lodestar THERAPY 1998 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

Lodestar Therapy

General Infos

Model	Therapy
Manufacturer	Lodestar
Year of production	1998
Current price	Check price Here ==>
Color choice	- Tahitian Teal -Frost White
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid AD-1.0 TL Levers Avid 1D-10 Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Mavic X222
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Prolite Extruded Magnesium
Frame type	TIG-welded
Handlebar construction	JD Comp JD-810.2
Handlebar extender	Lee Chi Alloy
Handlebar stem details	JD Comp JD-347
Headset size	1 1/8 (inches) Threadless Aheadset SAS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 350
Gear shift levers	Grip Shift ESP 7.0
Rear gear set	11 - 30 Teeth 8-speed

Lodestar Therapy Fork System Data

Derailleur (Front)	Bottom Bracket Mount Shimano STX-RC Top-swing
Derailleur (Rear)	Grip Shift ESP 7.0
Fork material	Unicrown Crown Aluminum
Fork type	Lodestar

Other Specs of Lodestar Therapy

Component group sets	Mountain Mix
Pedals details	Wellgo LU-950
Rear shock absorber	Not Available
Saddle seat	Selle Italia Nitrox PD
Seat post extension	28.6 (millimeters) Diameter JD Comp JD-435