Electra TOWNIE 21 2004 VS Trek SU100 2007 specs comparison

Electra Townie 21

General Infos

Model	Townie 21
Manufacturer	Electra
Year of production	2004
Current price	🛒 View Price →
Color choice	- Navy Blue Metallic - Silver Metallic -Baby Blue
Sizes	- Mens - womens
Sizes	- Mens - womens

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Blackwall
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	Not Available
Rims manufacturer	Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	Straight Gauge

Frame and Body Specs

Frame materials	7000 aluminum c
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Not Available
Handlebar stem details	Adjustable Aluminum
Headset size	1 1/8 (inches) Threadless Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	One-piece Spindle Loose Ball
Crankset parts and sizes	Aluminum 3-piece
Gear shift levers	Twist-shift
Rear gear set	7-speed

Electra Townie 21 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Tourney
Fork material	Single Crown Aluminum
Fork type	RST CT-COM 2

Other Specs of Electra Townie 21

Component group sets	Hybrid Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Electra Padded
Seat post extension	Steel Pillar

Trek SU100

General Infos

Model	SU100
Manufacturer	Trek
Year of production	2007
Current price	🛒 View Price →
Color choice	-Matte Smooth Silver
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.50 (inches) Bontrager Satellite Plus
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Shimano RM60 Front: Alloy
Rims manufacturer	Bontrager Camino
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager
Handlebar extender	Not Available
Handlebar stem details	Bontrager Sport
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Shimano TX-71
Gear shift levers	Shimano EF-50
Rear gear set	11 - 30 Teeth 8-speed

Trek SU100 Fork System Data

Derailleur (Front)	Shimano FD-C102
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Alloy
Fork type	Trek

Other Specs of Trek SU100

Component group sets	Shimano Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Race Lux Basic
Seat post extension	Bontrager Sport