Dirt Research ECHO CANYON 1996 VS Raleigh COMPANION 2003 specs comparison

Dirt Research Echo Canyon

General Infos

Model	Echo Canyon
Manufacturer	Dirt Research
Year of production	1996
Current price	Check price Here ==>
Color choice	-Green
Sizes	- Captain 18/stoker 16 (inches) - captain 20/stoker 18 (inches) - captain 22/stoker 18 (inches)
Sizes	- Captain 18/stoker 16 (inches) - captain 20/stoker 18 (inches) - captain 22/stoker 18 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Tiogo City Slicker Front: 26 X 1.90 (inches) Tioga City Slicker
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano U-Brake and Shimano Alivio Front Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	36-hole Sun Metal CR16 II
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded Steel
Handlebar construction	Dirt Research 140g Alloy
Handlebar extender	Dirt Research
Handlebar stem details	Girvin Flexstem and adjustable Stoker
Headset size	1 1/4 (inches) Threadless YST 707

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	73 (millimeters) English and 68 (millimeters) English Front
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano Alivio MC12-C RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

Dirt Research Echo Canyon Fork System Data

Derailleur (Front)	Top-pull Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Butted Triple-clamp Crown Tange Tandem Chromoly
Fork type	Tange

Other Specs of Dirt Research Echo Canyon

Component group sets	Shimano Alivio
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Vetta Gel
Seat post extension	29.8 (millimeters) Diameter Dirt Research and Dirt Research Suspension Stoker

Raleigh Companion

General Infos

Model	Companion
Manufacturer	Raleigh
Year of production	2003
Current price	Check price Here ==>
Color choice	-Smoke and Black
Sizes	- Captain 19.5 (inches) - Stoker 16.5 Womens (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda K-841C
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-29 EZ-Fire Levers Tektro 829A Brakes
Hubs for disc brakes	Q and R Rear: Shimano HB-RM40 Front: Aluminum
Rims manufacturer	36-hole Alex DM-18
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

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 Front Adjustable Stoker Stem
Headset size	1 1/8 (inches) Threaded Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	28/38/48 Teeth Aluminum 3-piece
Gear shift levers	Shimano EF-29 EZ-Fire
Rear gear set	11 - 34 Teeth 8-speed

Raleigh Companion Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano T-401
Derailleur (Rear)	Shimano Deore
Fork material	Unicrown Crown Chromoly
Fork type	Raleigh Tandem

Other Specs of Raleigh Companion

Component group sets	Tandem Mix
Pedals details	Avenir Comfort Dual Density
Rear shock absorber	Not Available
Saddle seat	Avenir Cross Elastomer Spring
Seat post extension	29.2 (millimeters) Diameter Alloy Suspension Rear Alloy Front