Burley BIRDY 3 X 7 1998 VS Dahon MARINER D7 2010 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 Mariner D7 2010 comparison online with competitors

Dahon Mariner D7

General Infos
Model Mariner D7
Manufacturer Dahon
Year of production 2010
Current price Check price Here ==>   
Color choice -Brushed
Sizes - Standard size for everyone

Wheels And Breaking System

Bike front tire20 X 1.5 (inches) Dahon Roulez
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type ProMax V Aluminum Levers
ProMax Alloy V-Brake Brakes
Hubs for disc brakes Rear: Formula Aluminum Cassette
Front: Dahon Mini
Rims manufacturerAluminum
Spoke nipples typeBrass Nipples
Spoke wheelStainless Steel

Frame and Body Specs

Frame materials7005 Butted Aluminum Alloy
Frame typeTIG-welded
Handlebar construction6061-T6 Aluminum
Handlebar extenderOptional
Handlebar stem detailsRadius V Telescope
Headset sizeDahon Fusion+

Gearing Specifications

Bicycle chainKMC Z50
Bottom bracket shell widthNot Available
Bottom bracket type Chromoly Axle
5 Piece
Crankset parts and sizesCold-forged 6061 Aluminum
Gear shift leversShimano
Rear gear set 11 - 30 Teeth
7-speed

Dahon Mariner D7 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Dahon Neos
Fork materialUnicrown
Fork typeIntegrated

Other Specs of Dahon Mariner D7

Component group setsFolding Mix
Pedals detailsSuntour Fold
Rear shock absorberNot Available
Saddle seatDahon Comfort
Seat post extensionSuper Oversize


Useful links and guides ....