Wheeler 3900 1997 VS Trek 820 1994 specs comparison

Wheeler 3900

General Infos

Model	3900
Manufacturer	Wheeler
Year of production	1997
Current price	🛒 View Price →
Color choice	-Red
Sizes	- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda Bear Claw
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Altus Levers Shimano Altus Brakes
Hubs for disc brakes	Aluminum Nutted
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Oversize 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 1/8 (inches) Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Wheeler 3900 Fork System Data

Derailleur (Front)	Top-pull Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Wheeler

Other Specs of Wheeler 3900

Component group sets	Shimano Alivio
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Wheeler
Seat post extension	Aluminum Micro-adjust

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	1994
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 14.5 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) - womens 17 (inches) - womens 20 (inches) - boys 14 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Trek Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Cold-forged Alloy With Shimano TY21 Levers Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	36-hole Weinmann 4019
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded Steel
Handlebar construction	2 (inches) Rise On Women's Steel
Handlebar extender	Not Available
Handlebar stem details	Steel ATB
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano UG-50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Shimano Altus C-50
Gear shift levers	Grip Shift SRT-300i
Rear gear set	13 - 28 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano Altus C50
Derailleur (Rear)	Shimano Alivio MC-10
Fork material	Not Available
Fork type	Chromoly

Other Specs of Trek 820

Component group sets	Shimano Altus C50 and GripShift
Pedals details	Victor VP-893PP
Rear shock absorber	Not Available
Saddle seat	Emerald Cover Trek Hi-density Foam
Seat post extension	Alloy Micro-adjust