Specialized GROUND CONTROL A1 1996 VS Trek SESSION 88 DH 2009 specs comparison

Specialized Ground Control A1

General Infos

Model	Ground Control A1
Manufacturer	Specialized
Year of production	1996
Current price	Check price Here ==>
Color choice	-White and black
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	Dia-Compe PC-3 Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Mavic 238
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	Alloy
Handlebar extender	Optional
Handlebar stem details	Alloy
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-LP26
Crankset parts and sizes	22/32/42 Teeth Specialized Son Of Strongarm
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 8-speed

Specialized Ground Control A1 Fork System Data

Derailleur (Front)	Top-pull Shimano STX
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 21R

Other Specs of Specialized Ground Control A1

Component group sets	Shimano STX
Pedals details	HTI Steel and resin With Clips & Straps
Rear shock absorber	1.25 (inches) Travel RST and Specialized
Saddle seat	Specialized Prolong Evolution Sport
Seat post extension	30.9 (millimeters) Diameter Alloy Micro-adjust

Trek Session 88 DH

General Infos

Model	Session 88 DH
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	-Black and Polished Aluminum
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.50 (inches) Bontrager Big Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy Elixir CR Levers Avid Juicy Elixir CR With 203 (millimeters) Rotor Front and Avid Juicy Elixir CR With 180 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Bontrager King Earl
Rims manufacturer	Bontrager King Earl
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Red Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager King Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Big Earl
Headset size	1 1/8 (inches) - 1 1/2 (inches) Integrated Cane Creek Custom

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	83 (millimeters)
Bottom bracket type	Not Available
Crankset parts and sizes	38 Teeth Shimano Saint With MRP G2 Chainguide
Gear shift levers	Sram X.0
Rear gear set	12 - 26 Teeth 9-speed

Trek Session 88 DH Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.0
Fork material	Dual
Fork type	203 (millimeters) Travel Fox 40 RC2 Ti Coil

Other Specs of Trek Session 88 DH

Component group sets	Not Available
Pedals details	Bontrager King Earl Platform
Rear shock absorber	203 (millimeters) Travel Fox DHX 5.0 Coil
Saddle seat	Bontrager Big Earl
Seat post extension	Bontrager Big Earl