Specialized ROCKHOPPER A1 COMP FS 1998 VS Diamondback OVERDRIVE 2008 specs comparison

Specialized Rockhopper A1 Comp FS

General Infos

Model	Rockhopper A1 Comp FS
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Dirt Master Comp Kevlar Front: 26 X 1.90 (inches) Specialized Dirt Control Comp Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Plus Levers Dia-Compe VC-767 Brakes
Hubs for disc brakes	Q and R Ritchey Aluminum
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Plus Aluminum
Frame type	TIG-welded
Handlebar construction	Ritchey ForceLite
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano IG
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Specialized Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Strong Arm Comp
Gear shift levers	Shimano Rapidfire
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper A1 Comp FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou Spyder R

Other Specs of Specialized Rockhopper A1 Comp FS

Component group sets	Mountain Mix
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Revolution Carbotech Suspension
Seat post extension	30.9 (millimeters) Diameter Ritchey Expert

Diamondback Overdrive

General Infos

Model	Overdrive
Manufacturer	Diamondback
Year of production	2008
Current price	Check price Here ==>
Color choice	-Sparkling Silver
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.10 (inches) WTb Prowler SL
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Hayes HML Levers Hayes HMX4 Mechanical Disc Brakes
Hubs for disc brakes	Alloy Disc
Rims manufacturer	32-hole WTB FX28
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Hydroformed Aluminum
Frame type	TIG-welded
Handlebar construction	Avenir 100
Handlebar extender	Optional
Handlebar stem details	Avenir 100 31.8 (millimeters) Clamp
Headset size	1 1/8 (inches) Integrated Integrated

Gearing Specifications

Bicycle chain	Shimano IG-31
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	22/32/44 Teeth Truvativ ISO Flow 3.0
Gear shift levers	Shimano Alivio
Rear gear set	11 - 32 Teeth 8-speed

Diamondback Overdrive Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Aluminum
Fork type	RockShox Dart 3 29er

Other Specs of Diamondback Overdrive

Component group sets	Mountain Mix
Pedals details	Wellgo Alloy Platform
Rear shock absorber	Not Available
Saddle seat	WTB Speed V Sport
Seat post extension	30.9 (millimeters) Diameter Avenir 100