Co-Motion SPEEDSTER 1997 VS Burley DUET 1999 specs comparison

Co-Motion Speedster

General Infos

Model	Speedster
Manufacturer	Co-Motion
Year of production	1997
Current price	🛒 View Price →
Color choice	- bronze - chrome yellow - cream - custom fade - green metallic - red -Blue
Sizes	- Captain 21/stoker 18 (inches) - captain 22/stoker 19 (inches) - captain 23/stoker 20 (inches)
Sizes	- Captain 21/stoker 18 (inches) - captain 22/stoker 19 (inches) - captain 23/stoker 20 (inches)

Wheels And Breaking System

Bike front tire	700 X 28c Continental Super Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Dia-Compe 287 Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Phil Wood Tandem
Rims manufacturer	40-hole Mavic T 217 SUP
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Co-Motion Reynolds 531
Frame type	TIG-welded
Handlebar construction	Profile Ha (millimeters)er
Handlebar extender	Not Available
Handlebar stem details	Co-Motion Chromoly
Headset size	1 1/8 (inches) YST Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-M55
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Shimano BB-UN51
Crankset parts and sizes	32/44/54 Teeth Ritchey Tandem
Gear shift levers	Shimano 600 Ultegra Bar-end
Rear gear set	11 - 28 Teeth 8-speed

Co-Motion Speedster Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Sachs New Success
Derailleur (Rear)	Sachs New Success
Fork material	Unicrown Crown Reynolds 531
Fork type	Co-Motion

Other Specs of Co-Motion Speedster

Component group sets	Co-Motion Tandem Group
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Terry Men's and Terry Women's
Seat post extension	29.8 (millimeters) Diameter Kalloy Uno

Burley Duet

General Infos

Model	Duet
Manufacturer	Burley
Year of production	1999
Current price	🛒 View Price →
Color choice	-Hotrod Red
Sizes	- Captain 20.5/stoker 18 (inches) - captain 22/stoker 19.5 (inches) - captain 23.5/stoker 21 (inches)

Wheels And Breaking System

Bike front tire	700 X 25c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers Tektro 917A Brakes
Hubs for disc brakes	Shimano Tandem HF-07
Rims manufacturer	48-hole Rear: Bontrager Fairlane Asy (millimeters)etric Front: Bontrager Fairlane Sy (millimeters)etric
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Burley Exclusive True Temper Tandem Chromoly
Frame type	TIG-welded
Handlebar construction	Ritchey Road Logic Comp
Handlebar extender	Optional
Handlebar stem details	Burley Chromoly and Ritchey CompLite
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	82 (millimeters) Special Tandem
Bottom bracket type	121 (millimeters) Spindle Burley Tandem Precision Sealed
Crankset parts and sizes	30/42/53 Teeth Shimano 105
Gear shift levers	Shimano 105 STI Dual Control
Rear gear set	11 - 32 Teeth 9-speed

Burley Duet Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano 105
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Burley Exclusive Unicrown Crown True Temper Tandem Chromoly
Fork type	Burley

Other Specs of Burley Duet

Component group sets	Tandem Mix
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Selle Italia Future Race
Seat post extension	26.6 (millimeters) Diameter Ritchey Expert