Bicycle Archive · Specification report

2019 Specialized Stumpjumper ST Comp Alloy 29

Velopedia Archive ID 900003441

Overview

Model year	2019
Brand	Specialized
Model	Stumpjumper ST Comp Alloy 29
Bicycle type	Mountain
Archive ID	900003441
Original MSRP	$3,020.00
Colors	Gloss White Sage / Black; Satin Nice Blue / Hyper
Sizes	S; M; L; XL

Frameset

Frame construction	M5 alloy chassis and rear end, asymmetrical design, 29 Trail Geometry, threaded BB, fully enclosed internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 120mm of travel
Frame material	Aluminum
Fork	FOX FLOAT Rhythm 34, GRIP Damper, 51mm offset, 2-position sweep adjust, 15x110mm, tapered alloy steerer, 130mm of travel
Fork material	Aluminum
Rear shock	FOX FLOAT DPS Performance, Rx Trail Tune, rebound and 3-position compression adjust, 190x42.5mm

Drivetrain

Shifters	Shimano SLX, 11-speed
Rear derailleur	Shimano SLX, Shadow Plus, 11-speed
Crankset	RaceFace Ride, 24mm spindle, 170mm crankarm; chainrings: Steel, 30T
Bottom bracket	Threaded BB, 24mm spindle
BB shell width	24 mm
Cassette	Shimano SLX, 11-speed, 11-46t
Chain	KMC X11, 11-speed w/ Missing Link™
Pedals	Specialized Dirt

Brakes

Brakes	(F) Shimano MT-501, hydraulic disc, resin pad, 200mm / (R) Shimano MT-501, hydraulic disc, resin pad, 180mm

Cockpit & contact points

Handlebar	Specialized, 6061 alloy, 6-degree upsweep, 8-degree backsweep, 27mm rise, 780mm width
Stem	Specialized Trail, 3D-forged alloy, 4-bolt, 6-degree rise
Saddle	Body Geometry Phenom Comp, hollow Cr-Mo rails, 143mm
Seatpost	X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SRL LE lever, 34.9mm, S: 125mm, M/L/XL: 150mm of travel

Wheels & tires

Hubs	(F) Specialized, sealed cartridge bearings, 15x110mm spacing, 32h / (R) Specialized, sealed cartridge bearings, 12x148mm thru-axle, 32h
Rims	Double-wall, 27mm internal width
Spokes	Stainless, 14g
Front tire	Butcher, GRID Casing, GRIPTON® compound, 2Bliss Ready, 29x2.3"
Rear tire	Purgatory, GRID casing, GRIPTON® compound, 2Bliss Ready, 29x2.3"

Geometry · S

Seat tube	380 mm
Effective top tube	570 mm
Head tube	100 mm
Head-tube angle	67.5°
Seat-tube angle	75.8°
Chainstay / rear center	437 mm
Wheelbase	1143 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	333 mm
Reach	415 mm
Stack	612 mm
Standover height	750 mm
Fork offset / rake	51 mm
Front center	708 mm
Trail	99 mm
Fork length / axle-to-crown	540 mm
Seatpost length	376 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · M

Seat tube	410 mm
Effective top tube	593 mm
Head tube	100 mm
Head-tube angle	67.5°
Seat-tube angle	75.5°
Chainstay / rear center	437 mm
Wheelbase	1163 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	333 mm
Reach	435 mm
Stack	612 mm
Standover height	756 mm
Fork offset / rake	51 mm
Front center	728 mm
Trail	99 mm
Fork length / axle-to-crown	540 mm
Seatpost length	438 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · L

Seat tube	455 mm
Effective top tube	624 mm
Head tube	125 mm
Head-tube angle	67.5°
Seat-tube angle	75.1°
Chainstay / rear center	437 mm
Wheelbase	1192 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	333 mm
Reach	455 mm
Stack	635 mm
Standover height	769 mm
Fork offset / rake	51 mm
Front center	758 mm
Trail	99 mm
Fork length / axle-to-crown	540 mm
Seatpost length	438 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · XL

Seat tube	505 mm
Effective top tube	657 mm
Head tube	140 mm
Head-tube angle	67.5°
Seat-tube angle	74.7°
Chainstay / rear center	437 mm
Wheelbase	1223 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	333 mm
Reach	480 mm
Stack	649 mm
Standover height	770 mm
Fork offset / rake	51 mm
Front center	789 mm
Trail	99 mm
Fork length / axle-to-crown	540 mm
Seatpost length	438 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

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