Specialized HOTROCK 24 7-SPEED BOYS 2015 VS Trek MOUNTAIN TRACK 220 (02) 1998 specs comparison

Specialized HOTROCK 24 7-SPEED BOYS

General Infos

Model	HOTROCK 24 7-SPEED BOYS
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- Green and Black and White -Black and Red and White
Sizes	- Standard size for all
Sizes	- Standard size for all

Wheels And Breaking System

Bike front tire	24x2.125 (inches) 30TPI Wire Bead Specialized Roller
Bike rear tire	Not Available
Bike wheel size	24
Brakeset type	60 (millimeters) Pads Die-cast Alloy V-brake
Hubs for disc brakes	3/8 (inches) Axle 32h 32h Alloy Dual Lock Nuts With 17 (millimeters) Contact Side Dual Lock Nuts With 17 (millimeters) Contact Side Loose Ball Loose Ball Nutted Steel Nutted Alloy
Rims manufacturer	32h Alloy Single Wall Pin Joint 24 (inches)
Spoke nipples type	Not Available
Spoke wheel	14g With Brass Nipple Stainless

Frame and Body Specs

Frame materials	Aluminum
Frame type	Forged Dropouts Formed Toptube and downtube Replaceable Alloy Derailleur Hanger Specialized A1 Premium Aluminum
Handlebar construction	10-degree Backsweep 25.4 (millimeters) 4-degree Upsweep Steel Kid's Flat
Handlebar extender	Not Available
Handlebar stem details	20-degree Rise 4-bolt Forged Alloy Ahead
Headset size	1/8 (inches) Sealed Cartridge Bearings Ahead

Gearing Specifications

Bicycle chain	1/2 (inches)x3/32 (inches) KMC HV500
Bottom bracket shell width	Not Available
Bottom bracket type	Semi-cartridge E-type With Bolts 68 (millimeters)x119 (millimeters)
Crankset parts and sizes	36T Steel With Single Outer Chainguard Forged Alloy Arms
Gear shift levers	7-speed Shimano Revo-Shift
Rear gear set	14-28 7-speed Freewheel Shimano

Specialized HOTROCK 24 7-SPEED BOYS Fork System Data

Derailleur (Front)	None
Derailleur (Rear)	7-speed Direct Mount Short Cage Shimano
Fork material	Suspension
Fork type	1 Pc. Alloy Lower 1-1/8 (inches) Steerer 50 (millimeters) Travel Hi-Ten 25.4 (millimeters) Stanchions Coil and MCU Spring Direct Press Type Dust Seal Disc And V-brake Mount Preload Adjust SR Suntour XCT-JR-24

Other Specs of Specialized HOTROCK 24 7-SPEED BOYS

Component group sets	Youth Mix
Pedals details	9/16 (inches) With Reflectors Composite Platform
Rear shock absorber	Not Available
Saddle seat	7 (millimeters) Rails With Bumper Specialized Kids
Seat post extension	27.2 (millimeters) Single Bolt Alloy

Trek Mountain Track 220 (02)

General Infos

Model	Mountain Track 220 (02)
Manufacturer	Trek
Year of production	1998
Current price	Check price Here ==>
Color choice	-Ice Royal Blue
Sizes	- Boys 13 (inches)

Wheels And Breaking System

Bike front tire	24 X 2.00 (inches) Knobby
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Lee Chi LC26 Levers Shimano Altus Brakes
Hubs for disc brakes	Nutted Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Victor VPB-31W
Crankset parts and sizes	28/38/48 Teeth Shimano Tourney TY-30
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 6-speed

Trek Mountain Track 220 (02) Fork System Data

Derailleur (Front)	Top-pull Shimano Altus Top-swing
Derailleur (Rear)	Shimano Tourney TY-30
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Trek

Other Specs of Trek Mountain Track 220 (02)

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Trek
Seat post extension	Aluminum Micro-adjust