Schwinn SIERRA GSD 2007 VS Trek NAVIGATOR 100 2003 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

Trek Navigator 100

General Infos

Model	Navigator 100
Manufacturer	Trek
Year of production	2003
Current price	Check price Here ==>
Color choice	- Metallic Red and Wheat Silver -Coastal Blue
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Bontrager Comfort
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	32-hole Matrix 550
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Aluminum
Frame type	TIG-welded
Handlebar construction	2 (inches) Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum Threadless
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Suntour NEX-200
Gear shift levers	SRAM 4.0
Rear gear set	13 - 34 Teeth 7-speed

Trek Navigator 100 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	SRAM ESP 4.0
Fork material	Single Crown Hi-tensile Steel
Fork type	Trek

Other Specs of Trek Navigator 100

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Trek Webspring Comfort
Seat post extension	Suspension Aluminum