Litespeed TACHYON (01) 1999 VS Felt B2 PRO 2010 specs comparison

Litespeed Tachyon (01)

General Infos

Model	Tachyon (01)
Manufacturer	Litespeed
Year of production	1999
Current price	Check price Here ==>
Color choice	-Brushed
Sizes	- 47cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)
Sizes	- 47cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 20c IRC PaperLite Plus Kevlar
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Shimano Dura-Ace Levers Shimano Dura-Ace Dual Pivot Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	28-hole Velocity Deep-V
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Butted 3Al and 2.5V Titanium
Frame type	TIG-welded
Handlebar construction	Profile AirWings
Handlebar extender	Profile Split-Enz
Handlebar stem details	Profile
Headset size	1 (inches) Threadless Aheadset AC

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano BB-7700
Crankset parts and sizes	39/53 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace Bar-end
Rear gear set	Optional Of Gearing 9-speed

Litespeed Tachyon (01) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Look Aero

Other Specs of Litespeed Tachyon (01)

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Selle Italia Flite
Seat post extension	27.2 (millimeters) Diameter Profile

Felt B2 Pro

General Infos

Model	B2 Pro
Manufacturer	Felt
Year of production	2010
Current price	Check price Here ==>
Color choice	-Gloss White and Clear
Sizes	- 650c x 48 (centimeters) - 50cm (centimeters) - 700c x 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	650/700 X 23c Vittoria Diamante Pro-light Kevlar
Bike rear tire	Not Available
Bike wheel size	650c and 700c Wheels
Brakeset type	TRP Aero Carbon Levers Superlight Dual Pivot Brakes
Hubs for disc brakes	Zipp 404
Rims manufacturer	16-hole and 20-hole Zipp 404 Clincher
Spoke nipples type	Not Available
Spoke wheel	Butted Sapim CX Ray

Frame and Body Specs

Frame materials	Felt Tri Specific UHC Carbon Fiber
Frame type	Monocoque
Handlebar construction	Bayonet UHC Nano Base Bar
Handlebar extender	Integrated Adjustable UHC Extensions
Handlebar stem details	Felt Bayonet II Integrated
Headset size	1 (inches) Integrated FELT Bayonet

Gearing Specifications

Bicycle chain	Shimano Ultegra
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Dura-Ace Hollowtech II
Crankset parts and sizes	39/53 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace SL-BS78 Bar-end
Rear gear set	12 - 25 Teeth 10-speed

Felt B2 Pro Fork System Data

Derailleur (Front)	Braze-on Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace SS
Fork material	Carbon Fiber
Fork type	Felt Bayonet II UHC

Other Specs of Felt B2 Pro

Component group sets	Shimano Dura-Ace Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Felt 3.1 Team Issue Tri and TT Saddle With CrN-Ti Rails
Seat post extension	FELT 3.1 UHM Bladed Carbon