Schwinn SIERRA GSD 2007 VS Felt SR81 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

Felt SR81

General Infos

Model	SR81
Manufacturer	Felt
Year of production	2003
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 56cm (centimeters) - 59cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Felt Inertia
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano Front: Felt
Rims manufacturer	Alex AT-450
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Aluminum Flat Bar
Handlebar extender	Not Available
Handlebar stem details	Aluminum 4 Bolt
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) American
Bottom bracket type	118.5 (millimeters) Spindle Cartridge
Crankset parts and sizes	30/42/52 Teeth Aluminum
Gear shift levers	Shimano SL-R440 Flat Bar
Rear gear set	12 - 25 Teeth 9-speed

Felt SR81 Fork System Data

Derailleur (Front)	Clamp-on Shimano
Derailleur (Rear)	Shimano 105
Fork material	Unicrown Crown Carbon Fiber
Fork type	Felt

Other Specs of Felt SR81

Component group sets	Flatbar Mix
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Felt Anatomic
Seat post extension	27.2 (millimeters) Diameter Aluminum Suspension