Specialized ROCKHOPPER A1 FS 1999 VS Felt Q520 2010 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	1999
Current price	Check price Here ==>
Color choice	- Burnt Orange -Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Specialized Dirt Master Sport Front: 26 X 1.95 (inches) Specialized Dirt Control Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7N Levers Dia-Compe 733 Direct Pull With Linear Spring Brakes
Hubs for disc brakes	Rear: Specialized STOUT Comp Front: Specialized Alloy
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Alloy
Handlebar extender	Not Available
Handlebar stem details	Specialized A-1
Headset size	1 1/8 (inches) Threadless Specialized Headfirst Sport

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Specialized Comp
Crankset parts and sizes	22/32/42 Teeth Specialized ForeArm Sport
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	2.75 (inches) Travel Answer Manitou Spyder

Other Specs of Specialized Rockhopper A1 FS

Component group sets	Mountain Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong
Seat post extension	30.9 (millimeters) Diameter Specialized Micro-adjust

Felt Q520

General Infos

Model	Q520
Manufacturer	Felt
Year of production	2010
Current price	Check price Here ==>
Color choice	-Super Black
Sizes	- 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Felt THC XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Tektro IO Mechanical With 180 (millimeters) Rotor Front and Tektro IO Mechanical With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: Shimano M475 Disc Front: Aluminum Disc
Rims manufacturer	32-hole WTB SX-24
Spoke nipples type	Brass
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 Custom Butted and Hydraformed Aluminum TT
Frame type	TIG-welded
Handlebar construction	30 (millimeters) Rise Aluminum Riser
Handlebar extender	Optional
Handlebar stem details	Felt Melt Forged 1 Pc.
Headset size	1 1/8 (inches) Semi-ntegrated

Gearing Specifications

Bicycle chain	KMC Z7
Bottom bracket shell width	Not Available
Bottom bracket type	TH Cartridge
Crankset parts and sizes	22/32/42 Teeth Suntour XCM
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	11 - 32 Teeth 8-speed

Felt Q520 Fork System Data

Derailleur (Front)	Shimano M-310 Altus
Derailleur (Rear)	Shimano Alivio M410
Fork material	Single
Fork type	SR Suntour XCT-MLO With Mechanical LO

Other Specs of Felt Q520

Component group sets	Mountain Mix
Pedals details	MTB Steel Cage and PP Body
Rear shock absorber	Not Available
Saddle seat	Felt RXC Comfort
Seat post extension	27.2 (millimeters) Diameter FELT Alloy Micro Adjust