Trek 7.7 FX 2015 VS GT ZUM 4.0 2006 specs comparison

Trek 7.7 FX

General Infos

Model	7.7 FX
Manufacturer	Trek
Year of production	2015
Current price	🛒 View Price →
Color choice	-Onyx Carbon
Sizes	- 50 (centimeters) - 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 60cm (centimeters)
Sizes	- 50 (centimeters) - 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700x25c Aramid Bead Bontrager AW2 Hard-Case Lite
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Tektro Alloy Levers Alloy Dual-pivot Brakes
Hubs for disc brakes	Formula TK32 Alloy Alloy
Rims manufacturer	Bontrager TLR 24-hole
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon Fiber
Frame type	BB90 DuoTrap Compatible E2 IsoSpeed 400 Series OCLV Carbon
Handlebar construction	15 (millimeters) Rise 31.8 (millimeters) Bontrager Satellite Plus IsoZone
Handlebar extender	Not Available
Handlebar stem details	31.8 (millimeters) 7 Degree With Computer & Light Mounts Bontrager Elite Blendr
Headset size	1-1/8 (inches) Top 1.5 (inches) Bottom Cartridge Bearings Sealed Integrated

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	50/34 Shimano Tiagra
Gear shift levers	10 Speed Shimano Tiagra
Rear gear set	10 Speed Shimano Tiagra 12-30

Trek 7.7 FX Fork System Data

Derailleur (Front)	Braze-on Shimano Tiagra
Derailleur (Rear)	Shimano Tiagra
Fork material	Carbon Fiber
Fork type	E2 Trek IsoSpeed Carbon

Other Specs of Trek 7.7 FX

Component group sets	Shimano Tiagra
Pedals details	Toe-clip and strap Nylon Body With Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Bontrager Evoke 1
Seat post extension	27.2 (millimeters) 8 (millimeters) Offset Bontrager Approved

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