Trek 850 1997 VS Trek 990 1995 specs comparison

Trek 850

General Infos

Model	850
Manufacturer	Trek
Year of production	1997
Current price	Check price Here ==>
Color choice	-Dark blue
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Trek Kahuna
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: Aluminum Quick Release
Rims manufacturer	32-hole Matrix Guru
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Marwi Stainless Steel

Frame and Body Specs

Frame materials	Double-butted True Temper Chromoly
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Chromoly
Headset size	1 (inches) Victor VP-H913W Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Trek 850 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 850

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

Trek 990

General Infos

Model	990
Manufacturer	Trek
Year of production	1995
Current price	Check price Here ==>
Color choice	-Brown
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Psycho Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-11 Levers Shimano Deore XT M-System Brakes
Hubs for disc brakes	Shimano Deore XT With System 3 Front
Rims manufacturer	32-hole Matrix VooDoo
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted Sapim Stainless Steel

Frame and Body Specs

Frame materials	True Temper OXIII
Frame type	TIG-welded Steel
Handlebar construction	System 3
Handlebar extender	Optional
Handlebar stem details	System 3
Headset size	1 1/8 (inches) Dia-Compe Kontak Aheadset SA 2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG90
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT HyperDrive-C
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 28 Teeth 8-speed

Trek 990 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Compact Drive
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Butted Unicrown Crown Chromoly
Fork type	System 2

Other Specs of Trek 990

Component group sets	Shimano Deore XT
Pedals details	Tioga Clipman
Rear shock absorber	Not Available
Saddle seat	Vetta TT Manganese Rails
Seat post extension	27.2 (millimeters) Diameter System 2