Trek 820 1999 VS Mongoose ROCKADILE 2003 specs comparison

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	1999
Current price	Check price Here ==>
Color choice	- Inkwell Blue -Dragonfly Green
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) - womens 17 (inches) - womens 20 (inches)
Sizes	- 13 (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	Lee Chi LV77E Levers Lee Chi TX22 Brakes
Hubs for disc brakes	Rear: Kung Ten W5ER Front: Kung Ten W55F
Rims manufacturer	32-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Alloy MTB
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 1/8 (inches) Victor VP-H992W

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KAZ LR900
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-CT92E
Crankset parts and sizes	24/34/42 Teeth Shimano Altus
Gear shift levers	Grip Shift Centera
Rear gear set	11 - 30 Teeth 8-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	Mountain Mix
Pedals details	Alloy With Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Velo
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust

Mongoose Rockadile

General Infos

Model	Rockadile
Manufacturer	Mongoose
Year of production	2003
Current price	Check price Here ==>
Color choice	- Silver and Red -Silver and Green
Sizes	- Large - medium - small - womens medium - womens small - xlarge - xsmall

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB PrimalRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Alloy Levers ProMax Linear-pull Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	36-hole Alex SCE-17
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 1/8 (inches) Threadless Aluminum Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Dotek Aluminum
Gear shift levers	SRAM MRX
Rear gear set	14 - 28 Teeth 7-speed

Mongoose Rockadile Fork System Data

Derailleur (Front)	Shimano Tourney TY-22
Derailleur (Rear)	Shimano Tourney TY-23
Fork material	Oversize Unicrown Crown Hi-tensile Steel
Fork type	Not Available

Other Specs of Mongoose Rockadile

Component group sets	Mountain Mix
Pedals details	Nylon
Rear shock absorber	Not Available
Saddle seat	Mongoose Dual Density
Seat post extension	Aluminum Micro-adjust