Rocky Mountain GRIND 2003 VS GT ZUM 2.0 2007 specs comparison

Rocky Mountain Grind

General Infos

Model	Grind
Manufacturer	Rocky Mountain
Year of production	2003
Current price	Check price Here ==>
Color choice	-Army Grey
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.50 (inches) Maxxis Mobster Front: 26 X 2.70 (inches) Maxxis Mobster
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano BR-M475 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano Alivio Disc Front: Shimano
Rims manufacturer	32-hole Alex DX-32
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Titec Hell Bent
Handlebar extender	Not Available
Handlebar stem details	Rocky Mountain Freeride
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ ISIS DH
Crankset parts and sizes	22/32 Teeth TruVativ Hussefelt With Bashguard
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 32 Teeth 8-speed

Rocky Mountain Grind Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano Deore SGS
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Marzocchi EXR

Other Specs of Rocky Mountain Grind

Component group sets	Mountain Mix
Pedals details	RMB Big Flats With Pins
Rear shock absorber	Not Available
Saddle seat	Titec Berserker
Seat post extension	26.8 (millimeters) Diameter Rocky Mountain

GT ZuM 2.0

General Infos

Model	ZuM 2.0
Manufacturer	GT
Year of production	2007
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 1.50 (inches) Tioga City Slicker
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Avid BB 5 Mechanical Brakes
Hubs for disc brakes	Alex Vectra D5
Rims manufacturer	24-hole and 28-hole CNC With Eyelets
Spoke nipples type	Not Available
Spoke wheel	Black

Frame and Body Specs

Frame materials	ZuM 6061 Butted Aluminum
Frame type	TIG-welded
Handlebar construction	Truvativ XR
Handlebar extender	Not Available
Handlebar stem details	TruVativ XR
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	34/50 Teeth TruVativ Touro
Gear shift levers	Shimano Deore
Rear gear set	12 - 25 Teeth 9-speed

GT ZuM 2.0 Fork System Data

Derailleur (Front)	Shimano Compact
Derailleur (Rear)	Shimano Deore LX
Fork material	Unicrown Crown Aluminum and magnesium
Fork type	75 (millimeters) Travel SR NRX-8100

Other Specs of GT ZuM 2.0

Component group sets	Mountain Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	SDG Bel Air
Seat post extension	GT Aluminum 6061