Jamis COMMUTER 1 2011 VS Rocky Mountain RC 70 D 2009 specs comparison

Jamis Commuter 1 2011 comparison online with competitors

Jamis Commuter 1

General Infos
Model Commuter 1
Manufacturer Jamis
Year of production 2011
Current price Check price Here ==>   
Color choice - pearl white
- sangria
-Black pearl
Sizes - M: 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 F: 14 (inches)
- 18 (inches)
Sizes - M: 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 F: 14 (inches)
- 18 (inches)

Wheels And Breaking System

Bike front tire700 X 32c CST Marathon and Tour
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Tektro Alloy 4-finger Levers
Alloy Direct Pull Brakes
Hubs for disc brakesFormula Alloy
Rims manufacturer 36-hole
Alex R-1000
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel Stainless

Frame and Body Specs

Frame materials6061 Triple Gauge Aluminum
Frame typeAluminum
Handlebar constructionJamis ARC
Handlebar extenderOptional
Handlebar stem detailsJamis Alloy
Headset size1 1/8 (inches) Threaded

Gearing Specifications

Bicycle chainKMC Z7
Bottom bracket shell width68 (millimeters)
Bottom bracket type 129 (millimeters) Spindle
VP Sealed Cartridge
Crankset parts and sizes 44T Teeth
Forged Alloy
Gear shift leversShimano Revo Shift SL-RS43
Rear gear set 14 - 34 Teeth
7-speed

Jamis Commuter 1 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Shimano Altus
Fork materialSteel
Fork typeHi Ten

Other Specs of Jamis Commuter 1

Component group setsCo (millimeters)uter Mix
Pedals detailsComfort Platform
Rear shock absorberNot Available
Saddle seatJamis Metro
Seat post extension 27.2 (millimeters) Diameter
Jamis Alloy Micro-adjust


Rocky Mountain RC 70 D 2009 comparison online with competitors

Rocky Mountain RC 70 D

General Infos
Model RC 70 D
Manufacturer Rocky Mountain
Year of production 2009
Current price Check price Here ==>   
Color choice -Titanium
Sizes - 40cm (centimeters)
- 45.5cm (centimeters)
- 50cm (centimeters)
- 55.5cm (centimeters)
- 58cm (centimeters)

Wheels And Breaking System

Bike front tire700 X 28c Kenda Kwick Roller Sport
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano M486 Hydraulic Levers
Shimano M486 Disc Brakes
Hubs for disc brakesWheeltech Cartridge Disc
Rims manufacturerAlex Race 28
Spoke nipples typeNot Available
Spoke wheelDT Swiss Aerolite

Frame and Body Specs

Frame materials7005 Triple Butted Aluminum With Delta Process TT & Carbon Seatstays
Frame typeTIG-welded
Handlebar constructionEaston EA30 Lo-Riser
Handlebar extenderOptional
Handlebar stem detailsEaston EA30 31.8
Headset size1 1/8 (inches) FSA

Gearing Specifications

Bicycle chainShimano HG53-9
Bottom bracket shell widthNot Available
Bottom bracket typeTH BB-8420
Crankset parts and sizes 34/50 Teeth
FSA Vero
Gear shift leversShimano R440
Rear gear set 12 - 26 Teeth
9-speed

Rocky Mountain RC 70 D Fork System Data

Derailleur (Front)Shimano R440
Derailleur (Rear)Shimano XT
Fork material Aero Crown
Carbon and Alloy Steerer
Fork typeNot Available

Other Specs of Rocky Mountain RC 70 D

Component group setsShimano Mix
Pedals detailsVP 990s
Rear shock absorberNot Available
Saddle seatSelle San Marco Ponza
Seat post extension 31.6 (millimeters) Diameter
Carbon


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