Wheeler 7900 ZX 1997 VS Specialized HARDROCK 2009 specs comparison

Wheeler 7900 ZX

General Infos

Model	7900 ZX
Manufacturer	Wheeler
Year of production	1997
Current price	Check price Here ==>
Color choice	-Faux titanium
Sizes	- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Mavic 217 SUP
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Ta Sen Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Wheeler
Handlebar extender	Optional
Handlebar stem details	HOT Products
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-91S
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Wheeler 7900 ZX Fork System Data

Derailleur (Front)	Top-pull Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy C

Other Specs of Wheeler 7900 ZX

Component group sets	Shimano Deore XT and LX
Pedals details	Wellgo WPD-700
Rear shock absorber	Not Available
Saddle seat	Ritchey Vector Prolite
Seat post extension	30.0 (millimeters) Diameter HOT Products

Specialized Hardrock

General Infos

Model	Hardrock
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Blue - Gloss Yellow -Gloss Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak LK Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Linear Pull Brakes
Hubs for disc brakes	Specialized Forged Alloy
Rims manufacturer	32-hole Alex Z-1000
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Hi-Ten Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Forged Alloy
Headset size	1 1/8 (inches) Specialized Loose Ball

Gearing Specifications

Bicycle chain	KMC Z7
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle FSA BB-7420
Crankset parts and sizes	24/34/42 Teeth Shimano FC-M191 With Chainguard
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Specialized Hardrock Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Hi-tensile Steel and alloy
Fork type	80 (millimeters) Travel SR Suntour SF8-XCT-V2

Other Specs of Specialized Hardrock

Component group sets	Shimano Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized XC Body Geometry
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt