Bicycle Archive · Specification report

2006 Specialized Rockhopper Pro Disc All Mountain

Velopedia Archive ID 11862

Overview

Model year	2006
Brand	Specialized
Model	Rockhopper Pro Disc All Mountain
Bicycle type	Mountain bike, front suspension
Archive ID	11862
Original MSRP	$1,100.00
Sizes	13", 15", 17", 19", 21", 23"

Frameset

Frame construction	TIG-welded
Frame material	A1 Premium Aluminum
Fork	Marzocchi Drop OFF Comp, 130mm
Fork material	Magnesium/aluminum/steel, single crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Shimano M-510 Deore SL
Front derailleur	Shimano Deore, 34.9mm clamp, bottom pull
Rear derailleur	Shimano M-570 LX
Crankset	Truvativ Blaze, PowerSpline, forged 6066 alloy, Poly Bash guard with 32t heat treated Cr-Mo x 22t heat treated Cr-Mo, repla teeth
Bottom bracket	TruVativ Power Spline, 118mm spindle
BB shell width	73mm English
Rear cogs	8-speed, 11 - 34 teeth
Chain	Shimano CN-HG53
Pedals	Alloy platform, 9/16” cr-mo spindle

Brakes

Brakes	Avid BB5 Mechanical disc, 6” rotor brakes, Avid FR-5, two finger alloy “V” levers levers

Cockpit & contact points

Headset	1 1/8" threadless, black steel cups, loose ball bearings with seals
Handlebar	31.8mm, Alloy, 45mm rise
Handlebar extensions	Not included
Stem	Truvativ XR, 3d forged alloy, 5 degree rise
Saddle	Specialized Body Geometry Sport MTB
Seatpost	Alloy micro adjust, 30.9mm diameter

Wheels & tires

Hubs	Front: Specialized disc, loose ball bearings, alloy Q/R, Rear: Shimano M-475 disc, loose ball bearings, alloy Q/R
Rims	SUN SingleTrack, disc, 36-hole
Spokes	Stainless steel, 15ga. (1.8mm) straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 2.30" Specialized Enduro, wire bead
Wheel size	26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 27, 2026.