Boulder Bikes PARIS-ROUBAIX (AC) 1998 VS Jamis AURORA 2002 specs comparison

Boulder Bikes Paris-Roubaix (AC)

General Infos

Model	Paris-Roubaix (AC)
Manufacturer	Boulder Bikes
Year of production	1998
Current price	🛒 View Price →
Color choice	- blue - green - red - silver - white - yellow -Black
Sizes	- 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters) - 60 cm (centimeters) - custom (centimeters)
Sizes	- 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters) - 60 cm (centimeters) - custom (centimeters)

Wheels And Breaking System

Bike front tire	700 X 25c Continental Grand Prix Kevlar
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 600 Ultegra Levers Shimano 600 Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano 600 Ultegra
Rims manufacturer	32-hole Mavic Open Pro
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Easton EA60 ProGram Tapered Aluminum
Frame type	TIG-welded
Handlebar construction	TTT Forma 2
Handlebar extender	Not Available
Handlebar stem details	TTT Synthesis
Headset size	1 (inches) Shimano 600 Ultegra

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG71
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	30/42/52 Teeth Shimano 600 Ultegra
Gear shift levers	Shimano 105SC STI Dual Control
Rear gear set	12 - 26 Teeth 9-speed

Boulder Bikes Paris-Roubaix (AC) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano 600 Ultegra
Derailleur (Rear)	Shimano 600 Ultegra GS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Ruby

Other Specs of Boulder Bikes Paris-Roubaix (AC)

Component group sets	Shimano 600 Ultegra Triple
Pedals details	Optional
Rear shock absorber	1.25 (inches) Travel Risse Genesis
Saddle seat	Titanium Rails Selle San Marco Strada
Seat post extension	27.2 (millimeters) Diameter American Classic

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2002
Current price	🛒 View Price →
Color choice	-Silver
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 30c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Sora STI Dual Control Levers Tektro Cantilever Brakes
Hubs for disc brakes	Rear: Ritchey Comp Zero Front: Ritchey Comp
Rims manufacturer	32-hole Rear: Ritchy Rock Comp OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Ritchey Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	Brazed and welded
Handlebar construction	Ritchey Biomax II
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 (inches) VP

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Tien Hsin BB-7418AL
Crankset parts and sizes	30/42/52 Teeth Cyclone Aluminum
Gear shift levers	Shimano Sora STI Dual Control
Rear gear set	12 - 25 Teeth 8-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Sora
Derailleur (Rear)	Shimano Sora GS
Fork material	Unicrown Crown Chromoly
Fork type	Not Available

Other Specs of Jamis Aurora

Component group sets	Road Mix
Pedals details	Wellgo LU-209
Rear shock absorber	Not Available
Saddle seat	Selle Royale Look-In
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust