Dirt Research KENAI ROCK SHOX 1995 VS Trek 3900 2009 specs comparison

Dirt Research Kenai Rock Shox

General Infos

Model	Kenai Rock Shox
Manufacturer	Dirt Research
Year of production	1995
Current price	Check price Here ==>
Color choice	-Bright teal
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Psycho Kevlar Front: 26 X 2.10 (inches) Tioga Psycho Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT M-System Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Mavic 217 SUP
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	Oversize Columbus EL
Frame type	TIG-welded Steel
Handlebar construction	Dirt Research 140g Alloy
Handlebar extender	Dirt Research
Handlebar stem details	Dirt Research Threadless Alloy
Headset size	1 1/8 (inches) Tioga Alchemy

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-90
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT HyperDrive-C
Gear shift levers	Shimano Deore XT RapidFire Plus
Rear gear set	11 - 28 Teeth 8-speed

Dirt Research Kenai Rock Shox Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore XT Compact Drive
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 21R

Other Specs of Dirt Research Kenai Rock Shox

Component group sets	Shimano Deore XT
Pedals details	Dirt Research Alloy
Rear shock absorber	Not Available
Saddle seat	Dirt Research Optima
Seat post extension	27.0 (millimeters) Diameter Dirt Research

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	- Matte Blue and Brushed Silver -Matte Khaki
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Tektro V-brake Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP A76C-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC T-208
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	13 - 34 Teeth 7-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown
Fork type	80 (millimeters) Travel SR Suntour M-2025

Other Specs of Trek 3900

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Approved
Seat post extension	Bontrager Approved