Burley BIRDY 3 X 7 1998 VS Dahon VITESSE P18 2009 specs comparison

Burley Birdy 3 x 7 1998 comparison online with competitors

Burley Birdy 3 x 7

General Infos
Model Birdy 3 x 7
Manufacturer Burley
Year of production 1998
Current price Check price Here ==>   
Color choice -Aluminum with clearcoat
Sizes - Rider can adjust manually
Sizes - Rider can adjust manually

Wheels And Breaking System

Bike front tire18 X 1.5 (inches) Birdy Hi-Pressure
Bike rear tireNot Available
Bike wheel size18 (inches) Wheels
Brakeset type Dia-Compe DP-7 Levers
Dia-Compe VC-737 Brakes
Hubs for disc brakes Rear: Sachs 3 X 7
Front: Shimano Alivio
Rims manufacturer 24-hole
Alex DV-15
Spoke nipples typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materials7005 T-6 Aluminum Alloy
Frame typeTIG-welded
Handlebar constructionTranz-X Zanzibar
Handlebar extenderOptional
Handlebar stem detailsBirdy Folding Adjustable
Headset size1 1/8 (inches) Threadless Aheadset AL-2

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Sachs SC-40
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 113 (millimeters) Spindle
Tien Hsin TH-7418 AL Sealed Cartridge
Crankset parts and sizes 56 Teeth
Dotek Pro-6
Gear shift leversSachs Wavey
Rear gear set 13 - 23 Teeth
3-speed Internal X 7-speed

Burley Birdy 3 x 7 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Shimano Deore XT SGS
Fork material7005 T-6 Aluminum Alloy
Fork typeBirdy Leading Arm Suspension

Other Specs of Burley Birdy 3 x 7

Component group setsBirdy Mix
Pedals detailsWellgo WPD-95B Clipless and quill Combination
Rear shock absorber 1.5 (inches) Travel
Birdy Elastomer
Saddle seatVelo Crossbow
Seat post extension 34.7 (millimeters) Diameter
Birdy Special 500 (millimeters)


Dahon Vitesse P18 2009 comparison online with competitors

Dahon Vitesse P18

General Infos
Model Vitesse P18
Manufacturer Dahon
Year of production 2009
Current price Check price Here ==>   
Color choice -Cloud
Sizes - Standard size for everyone

Wheels And Breaking System

Bike front tire20 X 1.50 (inches) Schwalbe Kojak SE
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Avid FR-5 Levers
Kinetix SpeedStop V Brakes
Hubs for disc brakes Rear: Kinetix Comp
Front: Kinetix Neutron
Rims manufacturerKinetix Comp Double Wall
Spoke nipples typeBrass
Spoke wheelStainless

Frame and Body Specs

Frame materials7005 Butted Aluminum
Frame typeTIG-welded
Handlebar constructionRitchey Flat Bar
Handlebar extenderOptional
Handlebar stem detailsRadius V Telescope
Headset size1 1/8 (inches) Dahon Fusion+

Gearing Specifications

Bicycle chainSRAM PC-971
Bottom bracket shell widthNot Available
Bottom bracket typeSealed Cartridge
Crankset parts and sizes 44/55 Teeth
FSA Dahon SE
Gear shift leversMicroShift Thumb Tap
Rear gear set 11 - 32 Teeth
9-speed

Dahon Vitesse P18 Fork System Data

Derailleur (Front)Microshift
Derailleur (Rear)Shimano Tiagra
Fork material Unicrown Crown
Puro U7 Aluminum
Fork typeDahon SlipStream

Other Specs of Dahon Vitesse P18

Component group setsFolding Mix
Pedals detailsSuntour Folding Alloy
Rear shock absorberNot Available
Saddle seatBioLogic Aria
Seat post extension 34.0 (millimeters) Diameter
BioLogic Zorin PostPump


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