Schwinn SIERRA GSD 2007 VS Diamondback SERENE 2010 specs comparison

Schwinn Sierra GSD

General Infos

Model	Sierra GSD
Manufacturer	Schwinn
Year of production	2007
Current price	Check price Here ==>
Color choice	- Green and Light Green -Dark Green and Green
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 13 (inches) - womens 17 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 13 (inches) - womens 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Smooth Rolling All Weather Touring
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	ProMax 3-Finger Lever Levers Radius MECH 7.0 Disc Brakes
Hubs for disc brakes	Rear: Quandro Alloy Disc With QR Front: Joy Tech Sealed Alloy Disc With QR
Rims manufacturer	32-hole Alex AP17
Spoke nipples type	CP Brass
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Schwinn 'N Litened Aluminum
Frame type	TIG-welded
Handlebar construction	80 (millimeters) Rise Hi-Ten Steel
Handlebar extender	Optional
Handlebar stem details	Alloy Adjustable
Headset size	1 1/8 (inches) Threaded VP

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	VP Semi-cartridge With JIS Square Taper
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T308
Gear shift levers	SRAM ESP 3.0 Comp
Rear gear set	11 - 32 Teeth 8-speed

Schwinn Sierra GSD Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) SR Suntour FD-CXM208
Derailleur (Rear)	SRAM SX4
Fork material	Single Crown Aluminum and steel
Fork type	63 (millimeters) Travel RST CT-COM 1

Other Specs of Schwinn Sierra GSD

Component group sets	Comfort Mix
Pedals details	Nylon Dual-compound Comfort
Rear shock absorber	Not Available
Saddle seat	Schwinn Comfort Tuned Plus
Seat post extension	26.6 (millimeters) Diameter Alloy Suspension Micro Adjust

Diamondback Serene

General Infos

Model	Serene
Manufacturer	Diamondback
Year of production	2010
Current price	Check price Here ==>
Color choice	- White -Mint
Sizes	- WXS (13) (inches) - WS (inches) - WM (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda Comfort With K-shield
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Linear Levers ProMax Linear-pull Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	32-hole and 36-hole SSW26 Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061-T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Custom LBC Riser
Handlebar extender	Optional
Handlebar stem details	Alloy Adjustable
Headset size	1 1/8 (inches) Threaded

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge
Crankset parts and sizes	22/32/42 Teeth Comfort Compact Alloy With Chainguard
Gear shift levers	Shimano RS35 Light Action Twist
Rear gear set	14 - 34 Teeth 7-speed

Diamondback Serene Fork System Data

Derailleur (Front)	MicroShift M20
Derailleur (Rear)	Shimano TX-31
Fork material	Single
Fork type	50 (millimeters) Travel Comfort Suspension

Other Specs of Diamondback Serene

Component group sets	Comfort Mix
Pedals details	Avenir Comfort Platform
Rear shock absorber	Not Available
Saddle seat	Avenir Comfort
Seat post extension	27.2 (millimeters) Diameter Alloy Suspension