Specialized ROCKHOPPER DISC 29ER 2008 VS Dirt Research PECOS (01) 1997 specs comparison

Specialized Rockhopper Disc 29er

General Infos

Model	Rockhopper Disc 29er
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Orange
Sizes	- 15 - 17 - 19 - 21 - 23
Sizes	- 15 - 17 - 19 - 21 - 23

Wheels And Breaking System

Bike front tire	29 X 2.00 (inches) Specialized Fast Track Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 Disc Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Alex RHD
Spoke nipples type	Alloy Niples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	M4 Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 640 (millimeters) Wide With Graphic Specialized XC Rise
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp 3D Forged Specialized
Headset size	1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano M341
Gear shift levers	Shimano Alivio RapidFire
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Disc 29er Fork System Data

Derailleur (Front)	Dual-pull and clamp-on 34.9 (millimeters) Shimano Altus
Derailleur (Rear)	Shimano Alivio
Fork material	Single
Fork type	80 (millimeters) RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Disc 29er

Component group sets	Mountain Mix
Pedals details	Specialized Steel
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Dirt Research Pecos (01)

General Infos

Model	Pecos (01)
Manufacturer	Dirt Research
Year of production	1997
Current price	Check price Here ==>
Color choice	- jewel green - lite titanium -Currant red
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (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 LX
Rims manufacturer	32-hole Sun Rims CR17A
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Columbus Thron
Frame type	TIG-welded
Handlebar construction	Dirt Research 140g Aluminum
Handlebar extender	Dirt Research
Handlebar stem details	Dirt Research
Headset size	1 1/8 (inches) Threadless Tioga AL2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	73 (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 - 30 Teeth 8-speed

Dirt Research Pecos (01) Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX GS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy SL

Other Specs of Dirt Research Pecos (01)

Component group sets	Shimano Deore LX
Pedals details	Dirt Research Aluminum
Rear shock absorber	Not Available
Saddle seat	Dirt Research Racing
Seat post extension	27.0 (millimeters) Diameter Dirt Research