Rocky Mountain RC 50 DISC 2007 VS GT ZUM 4.0 2006 specs comparison

Rocky Mountain RC 50 Disc

General Infos

Model	RC 50 Disc
Manufacturer	Rocky Mountain
Year of production	2007
Current price	🛒 View Price →
Color choice	-Black
Sizes	- 34cm (centimeters) - 42cm (centimeters) - 46cm (centimeters) - 50cm (centimeters) - 54cm (centimeters) - 58cm (centimeters)
Sizes	- 34cm (centimeters) - 42cm (centimeters) - 46cm (centimeters) - 50cm (centimeters) - 54cm (centimeters) - 58cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Kenda Koncept
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano M511 Levers Hayes MX-4 Brakes
Hubs for disc brakes	Formula XSD29 Disc
Rims manufacturer	Formula XSD29 Disc
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Easton EA30
Handlebar extender	Not Available
Handlebar stem details	Easton EA30
Headset size	FSA Intellaset

Gearing Specifications

Bicycle chain	Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA ISIS
Crankset parts and sizes	30/42/52 Teeth FSA Vero
Gear shift levers	Shimano R440
Rear gear set	10-speed

Rocky Mountain RC 50 Disc Fork System Data

Derailleur (Front)	Shimano FD-443
Derailleur (Rear)	Shimano 105
Fork material	Unicrown Crown Carbon
Fork type	RMB

Other Specs of Rocky Mountain RC 50 Disc

Component group sets	Shimano Mix
Pedals details	Wellgo LU-C8S-P
Rear shock absorber	Not Available
Saddle seat	Selle Italia XO
Seat post extension	RMB

GT ZuM 4.0

General Infos

Model	ZuM 4.0
Manufacturer	GT
Year of production	2006
Current price	🛒 View Price →
Color choice	-Light Silver
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 1.25 (inches) Tioga City Slicker
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	110 (millimeters) Arms 70 (millimeters) DIN Pads Brakes Shimano ST-EF29 Levers Tektro Linear Pull
Hubs for disc brakes	Rear: Alloy QR Casette Hub Front: Alloy QR Hub
Rims manufacturer	Double Wall Alloy Rims With CNC Type Sidewall
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT Triple Triangle 6061 Custom Tube-set
Frame type	TIG-welded
Handlebar construction	Butted 6061 Heat Treated Aluminum GT Riser Bar
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With 4 Bolt Alum Face Plate GT ATB
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/44 Teeth Suntour XCT-252
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

GT ZuM 4.0 Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Acera
Fork material	Steel and aluminum and magnesium
Fork type	50 (millimeters) SR NRX-6000

Other Specs of GT ZuM 4.0

Component group sets	Co (millimeters)uter Mix
Pedals details	High Impact Nylon Platform
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	GT Aluminum 6061