Specialized GROUND CONTROL A1 COMP 1996 VS Trek EPIC EXPERT CARBON 29ER 2011 specs comparison

Specialized Ground Control A1 Comp

General Infos

Model	Ground Control A1 Comp
Manufacturer	Specialized
Year of production	1996
Current price	Check price Here ==>
Color choice	-Red and yellow
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Specialized Ground Master Front: 26 X 1.95 (inches) Specialized Ground Control II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-2.0 Levers Shimano Deore LX M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Mavic 221
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Specialized Premium A1 Aluminum
Frame type	Welded Aluminum
Handlebar construction	Easton (inches)Team (inches)
Handlebar extender	Optional
Handlebar stem details	Cold Forged Specialized A1
Headset size	1 1/8 (inches) Threadless Tange-Seiki Alloy

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	107 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Specialized Son Of Strongarm
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 28 Teeth 8-speed

Specialized Ground Control A1 Comp 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 Quadra 21R

Other Specs of Specialized Ground Control A1 Comp

Component group sets	Shimano Deore XT and LX
Pedals details	Shimano PD-M535 SPD
Rear shock absorber	1.25 (inches) Travel RST and Specialized
Saddle seat	Specialized Prolong Evolution Sport
Seat post extension	30.9 (millimeters) Diameter Speciallized DD

Trek Epic Expert Carbon 29er

General Infos

Model	Epic Expert Carbon 29er
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Red and White
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Rear: 29 X 1.95 (inches) S-Works Renegade Front: 29 X 2.0 (inches) S-Works The Captain
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Elixir CR SL Levers Avid Elixir CR SL Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	32-hole DT Swiss X450SL
Spoke nipples type	Not Available
Spoke wheel	15/18ga. Double-butted DT Swiss Competition Stainless Steel

Frame and Body Specs

Frame materials	FACT 9m Carbon
Frame type	Bonded and monocoque
Handlebar construction	Specialized XC Flat 31.8 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Specialized XC
Headset size	1 1/8 (inches) - 1 1/2 (inches) Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM PF-30
Crankset parts and sizes	24/38 Teeth SRAM Carbon S-2200
Gear shift levers	SRAM X.9
Rear gear set	11 - 36 Teeth 10-speed

Trek Epic Expert Carbon 29er Fork System Data

Derailleur (Front)	S3 Direct Mount SRAM X.7
Derailleur (Rear)	SRAM X.0
Fork material	Single
Fork type	100 (millimeters) Travel RockShox Reba 29

Other Specs of Trek Epic Expert Carbon 29er

Component group sets	SRAM Mix
Pedals details	Resin Test Ride Pedals
Rear shock absorber	100 (millimeters) Travel Fox Mini-Brain
Saddle seat	Specialized BG Phenom
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback