Bicycle Archive · Specification report

2023 Specialized Rockhopper Comp 29

Velopedia Archive ID 900003949

Overview

Model year	2023
Brand	Specialized
Model	Rockhopper Comp 29
Bicycle type	Mountain
Archive ID	900003949
Original MSRP	$949.99
Colors	Gloss Fiery Red / Dark Navy; Gloss Birch / Taupe
Sizes	S; M; L; XL; XXL
Weight	13.92kg (30 lb, 11 oz)

Frameset

Frame construction	Specialized A1 premium butted alloy, zero-stack head tube, internal cable routing, 135x9mm forged dropouts, chainstay-mounted disc brake, replaceable alloy derailleur hanger, stealth rack mounts, dropper post compatible
Frame material	Aluminum
Fork	SR Suntour XCM 29, 30mm Stanchions, Rx Tune, coil spring, custom Multi-Circuit damping w/lockout, QR, 90/100mm travel (size-specific), 46mm offset

Drivetrain

Shifters	Shimano Deore, RapidFire Plus, 10-speed
Rear derailleur	Shimano Deore, RD-M5120, 10-speed
Crankset	Stout 1x, forged alloy
Bottom bracket	Square-tapered, 73mm, internal bearings, 122.5mm spindle
BB shell width	73 mm
Cassette	Sunrace, 11-46t, 10-speed
Chain	KMC, X10, EPT anti-corrosion coating, 10-speed w/ Missing Link™
Pedals	Specialized Flat Pedal

Brakes

Brakes	(F) Tektro BR-M275 Hydraulic Disc, 160mm / (R) Tektro BR-M275 Hydraulic Disc, 160mm

Cockpit & contact points

Handlebar	Specialized, alloy, 9-degree backsweep, 15mm rise, 31.8mm
Stem	Stout 3D-forged alloy, 31.8mm, 6-degree rise
Saddle	Bridge Sport, Steel rails, 155/143mm
Seatpost	Alloy, 2-bolt clamp, 30.9mm

Wheels & tires

Hubs	(F) Formula DC-20, 6-Bolt, disc, 100x9mm spacing, quick-release / (R) Formula DC-22, 6-Bolt freehub, disc, 135x9mm spacing, quick-release
Rims	Stout Alloy, hookless, Tubeless ready, 25mm inner width
Spokes	Stainless, 14g
Front tire	Fast Trak Sport, 29x2.35"
Rear tire	Fast Trak Sport, 29x2.35"

Geometry · S

Seat tube	360 mm
Effective top tube	586 mm
Head tube	95 mm
Head-tube angle	68.5°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1105 mm
Bottom-bracket drop	62 mm
Bottom-bracket height	310 mm
Reach	405 mm
Stack	607 mm
Standover height	732 mm
Fork offset / rake	46 mm
Front center	672 mm
Trail	97 mm
Fork length / axle-to-crown	505 mm
Seatpost length	400 mm
Crank length	175 mm
Stem length	45 mm
Handlebar width	740 mm

Geometry · M

Seat tube	400 mm
Effective top tube	608 mm
Head tube	95 mm
Head-tube angle	68.5°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1128 mm
Bottom-bracket drop	62 mm
Bottom-bracket height	310 mm
Reach	425 mm
Stack	616 mm
Standover height	754 mm
Fork offset / rake	46 mm
Front center	696 mm
Trail	97 mm
Fork length / axle-to-crown	515 mm
Stem length	60 mm

Geometry · L

Seat tube	450 mm
Effective top tube	630 mm
Head tube	105 mm
Head-tube angle	68.5°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1152 mm
Bottom-bracket drop	62 mm
Bottom-bracket height	310 mm
Reach	445 mm
Stack	626 mm
Standover height	781 mm
Fork offset / rake	46 mm
Front center	719 mm
Trail	97 mm
Fork length / axle-to-crown	515 mm
Stem length	60 mm

Geometry · XL

Seat tube	500 mm
Effective top tube	654 mm
Head tube	120 mm
Head-tube angle	68.5°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1178 mm
Bottom-bracket drop	62 mm
Bottom-bracket height	310 mm
Reach	465 mm
Stack	640 mm
Standover height	820 mm
Fork offset / rake	46 mm
Front center	745 mm
Trail	97 mm
Fork length / axle-to-crown	515 mm
Stem length	70 mm

Geometry · XXL

Seat tube	560 mm
Effective top tube	679 mm
Head tube	135 mm
Head-tube angle	68.5°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1203 mm
Bottom-bracket drop	62 mm
Bottom-bracket height	310 mm
Reach	485 mm
Stack	654 mm
Standover height	853 mm
Fork offset / rake	46 mm
Front center	770 mm
Trail	97 mm
Fork length / axle-to-crown	515 mm
Stem length	70 mm

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