Performance M-307 1997 VS Specialized GROMHIT 2008 specs comparison

Performance M-307

General Infos

Model	M-307
Manufacturer	Performance
Year of production	1997
Current price	Check price Here ==>
Color choice	-Metallic blue
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 EXA Levers Dia-Compe VC-747 Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: King Kong 381
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum Main Triangle and chromoly Swingarm
Frame type	TIG-welded
Handlebar construction	Wisdom Aluminum
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Victor Modus VP-H200 Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Sachs Wavey
Rear gear set	11 - 28 Teeth 7-speed

Performance M-307 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 381L

Other Specs of Performance M-307

Component group sets	Shimano Alivio
Pedals details	Victor VP-957A With Clips & Straps
Rear shock absorber	3.0 (inches) Travel Shock Works
Saddle seat	Selle San Marco Hovercraft
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-248

Specialized Gromhit

General Infos

Model	Gromhit
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Purple and Black
Sizes	- Not available

Wheels And Breaking System

Bike front tire	24 (inches) X 2.30 (inches) Specialized Roller
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-7 Mechanical With 185 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Bolt-on 135 (millimeters) Bolt-on 9 (millimeters) Cr-Mo Axle With RD Guard Front: Specialized Disc
Rims manufacturer	36-hole Specialized P-Disc
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 (millimeters) 6061 Alloy 660 (millimeters) Wide Specialized Big Hit Rise Bar
Handlebar extender	Optional
Handlebar stem details	TruVativ Holzfeller
Headset size	1 1/8 (inches) Threadless Oversize Threaded

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano IG-31
Bottom bracket shell width	Not Available
Bottom bracket type	Truvativ Power Spline
Crankset parts and sizes	34 Teeth Truvativ Blaze With Truvativ Box Guide
Gear shift levers	SRAM SX-5 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Gromhit Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.7
Fork material	Single
Fork type	130 (millimeters) Travel Marzocchi Z1 SL

Other Specs of Specialized Gromhit

Component group sets	Downhill Mix
Pedals details	Alloy Platform
Rear shock absorber	130 (millimeters) Travel X-Fusion O2R
Saddle seat	8 (millimeters) Cr-Mo Rails Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust