GT LIGHTNING 1998 VS Rocky Mountain VERTEX 50 2008 specs comparison

GT Lightning

General Infos

Model	Lightning
Manufacturer	GT
Year of production	1998
Current price	Check price Here ==>
Color choice	-Ball-burnished
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) WTB VelociRaptor Kevlar Front: 26 X 1.95 (inches) WTB EnduroRaptor Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Q and R Rear: Shimano Deore LX Front: Aluminum
Rims manufacturer	32-hole Mavic X221
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	3Al and 2.5V Titanium
Frame type	Welded
Handlebar construction	Titec 6061
Handlebar extender	GT Cut Weld
Handlebar stem details	Kore Lite
Headset size	1 1/8 (inches) Threadless Tioga DX2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG90
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

GT Lightning Fork System Data

Derailleur (Front)	Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy XC

Other Specs of GT Lightning

Component group sets	Shimano Deore XT and LX
Pedals details	Shimano PD-M535 SPD
Rear shock absorber	Not Available
Saddle seat	Hollow Chromoly Rails With Kevlar Sides WTB SSTK
Seat post extension	27.8 (millimeters) Diameter Aluminum Micro-adjust

Rocky Mountain Vertex 50

General Infos

Model	Vertex 50
Manufacturer	Rocky Mountain
Year of production	2008
Current price	Check price Here ==>
Color choice	-Red and White
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Hutchinson
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Formula K24 Hydraulic Levers Formula ORO K24 Brakes
Hubs for disc brakes	Shimano HB-M525 Disc
Rims manufacturer	Mavic XM 317
Spoke nipples type	Not Available
Spoke wheel	DT Competition Stainless Steel

Frame and Body Specs

Frame materials	FORM 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Easton EA50
Handlebar extender	Optional
Handlebar stem details	Easton EA50
Headset size	FSA Orbit

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano HG53-9
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Evolve XC X-Type
Crankset parts and sizes	Race Face Evolve XC X-Type
Gear shift levers	Shimano LX
Rear gear set	9-speed

Rocky Mountain Vertex 50 Fork System Data

Derailleur (Front)	Shimano LX
Derailleur (Rear)	Shimano XT Shadow
Fork material	Single
Fork type	100 (millimeters) Travel Fox 32 F100RL

Other Specs of Rocky Mountain Vertex 50

Component group sets	Mountain Mix
Pedals details	Crank Brothers Smarty
Rear shock absorber	Not Available
Saddle seat	WTB Shadow Team
Seat post extension	Easton EA50