Electra BOMBER 21 1998 VS Specialized STUMPJUMPER HT MARATHON CARBON 2007 specs comparison

Electra Bomber 21

General Infos

Model	Bomber 21
Manufacturer	Electra
Year of production	1998
Current price	Check price Here ==>
Color choice	-Electric red
Sizes	- 18.5 (inches)
Sizes	- 18.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) EBC All Terrain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-375A Levers Tektro 823 Linear-pull Brakes
Hubs for disc brakes	Shimano AceraX
Rims manufacturer	36-hole EBC TA-8 Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Kalloy Alloy Riser
Handlebar extender	Not Available
Handlebar stem details	Kalloy Aluminum
Headset size	1 (inches) Threadless YST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Electra Bomber 21 Fork System Data

Derailleur (Front)	Top-pull Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 280

Other Specs of Electra Bomber 21

Component group sets	Shimano Alivio and AceraX
Pedals details	Wellgo Resin and aluminum
Rear shock absorber	Not Available
Saddle seat	EBC Performance
Seat post extension	26.8 (millimeters) Diameter Kalloy Aluminum Micro-adjust

Specialized Stumpjumper HT Marathon Carbon

General Infos

Model	Stumpjumper HT Marathon Carbon
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- 21 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak Pro Tubeless
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Marta Levers Magura Marta With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: DT Swiss Custom SL Front: Specialized Stout Disc
Rims manufacturer	32-hole Mavic XM819 Disc
Spoke nipples type	Alloy
Spoke wheel	14/17/15ga. Butted Stainless Steel

Frame and Body Specs

Frame materials	Specialized FACT 9M Az1 Monocoque Carbon
Frame type	Bonded and monocoque
Handlebar construction	Specialized XC Carbon Flat
Handlebar extender	Optional
Handlebar stem details	Specialized Adjustable
Headset size	1 1/8 (inches) Integrated Alloy Sealed

Gearing Specifications

Bicycle chain	SRAM PC-951
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	22/32/44 Teeth Shimano Deore XT
Gear shift levers	SRAM X.0 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper HT Marathon Carbon Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Deore XT
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Aluminum and magnesium
Fork type	90 (millimeters) Fox F90X

Other Specs of Specialized Stumpjumper HT Marathon Carbon

Component group sets	SRAM X.0/mix
Pedals details	Shimano PD-M520
Rear shock absorber	Not Available
Saddle seat	Specialized BG Rival Titanium
Seat post extension	30.9 (millimeters) Diameter Thomson Elite Set-back