Bicycle Archive · Specification report

2025 Specialized Rockhopper

Velopedia Archive ID 900004416

Overview

Model year	2025
Brand	Specialized
Model	Rockhopper
Bicycle type	Mountain
Archive ID	900004416
Original MSRP	From $649.99
Colors	Gloss Sage Green / Olive Green; Satin Cast Lilac / Sea Foam; Satin Slate / Cool Grey
Sizes	XS; S; M; L; XL; XXL; XXS
Weight	13.87kg (30 lb, 9.2 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 27.5/29, 30mm stanchions, Rx Tune, coil spring, QR, 80/90/100mm travel (size-specific), 42mm offset

Drivetrain

Shifters	Shimano Altus, RapidFire Plus, 9-speed
Front derailleur	Shimano Altus FD-M2020 2-speed
Rear derailleur	Shimano Rear Derailleur, RD-M2000, Altus, 9-speed, Shadow Design
Crankset	Stout 2x, forged alloy
Bottom bracket	Square-tapered, 73mm, internal bearings, 122.5mm spindle
BB shell width	73 mm
Cassette	SunRace, 9-Speed, 11-36t
Chain	KMC X9EPT, 9-speed, anti-corrosion coating w/ reusable Missing Link™
Pedals	Specialized Flat Pedal

Brakes

Brakes	(F) Shimano BR-MT200, hydraulic disc, 180mm / (R) Shimano BR-MT200, hydraulic disc, 180mm

Cockpit & contact points

Handlebar	Alloy Mini Rise, 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 6-Bolt, disc, 100x9mm spacing, quick-release, 32H / (R) Formula SP-2125, 6-Bolt freehub, disc, 135x9mm spacing, quick-release
Rims	Specialized alloy, disc only, double-wall, 25mm inner width, 32h
Spokes	Stainless, 14g
Front tire	Fast Trak Sport
Rear tire	Fast Trak Sport
Wheel size	26; 27.5; 29

Geometry · XXS - 26

Seat tube	310 mm
Effective top tube	541 mm
Head tube	95 mm
Head-tube angle	68°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1067 mm
Bottom-bracket drop	43 mm
Bottom-bracket height	310 mm
Reach	375 mm
Stack	559 mm
Standover height	658 mm
Fork offset / rake	42 mm
Front center	630 mm
Trail	97 mm
Fork length / axle-to-crown	475 mm
Seatpost length	300 mm
Crank length	160 mm
Stem length	35 mm
Handlebar width	700 mm
Wheel size	27.5in

Geometry · XS - 27.5

Seat tube	350 mm
Effective top tube	565 mm
Head tube	100 mm
Head-tube angle	68°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1092 mm
Bottom-bracket drop	43 mm
Bottom-bracket height	310 mm
Reach	395 mm
Stack	573 mm
Standover height	695 mm
Fork offset / rake	42 mm
Front center	656 mm
Trail	97 mm
Fork length / axle-to-crown	485 mm
Seatpost length	300 mm
Crank length	165 mm
Stem length	35 mm
Handlebar width	700 mm
Wheel size	27.5in

Geometry · S - 27.5

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	350 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	720 mm
Wheel size	29in

Geometry · S - 29

Seat tube	400 mm
Effective top tube	589 mm
Head tube	105 mm
Head-tube angle	68°
Seat-tube angle	73.5°
Chainstay / rear center	440 mm
Wheelbase	1118 mm
Bottom-bracket drop	43 mm
Bottom-bracket height	310 mm
Reach	415 mm
Stack	589 mm
Standover height	735 mm
Fork offset / rake	42 mm
Front center	682 mm
Trail	97 mm
Fork length / axle-to-crown	495 mm
Seatpost length	400 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	740 mm
Wheel size	27.5in

Geometry · M - 27.5

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
Seatpost length	350 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	720 mm
Wheel size	29in

Geometry · M - 29

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
Seatpost length	400 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	740 mm
Wheel size	29in

Geometry · L - 29

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
Seatpost length	400 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	740 mm
Wheel size	29in

Geometry · XL - 29

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
Seatpost length	400 mm
Crank length	175 mm
Stem length	70 mm
Handlebar width	740 mm
Wheel size	29in

Geometry · XXL - 29

Seatpost length	400 mm
Crank length	175 mm
Stem length	70 mm
Handlebar width	740 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 7, 2026.