2020 Specialized Stumpjumper ST

Specs, Comparisons, Reviews, Galleries

Specialized Stumpjumper ST LTD Downieville Carbon 29

Key Specs

Specifications for the Specialized Stumpjumper ST that are the most important to picking a mountain bike.
Specs Stumpjumper ST Alloy 29 Stumpjumper ST Alloy 27.5 Stumpjumper ST Comp Carbon 29 - 12-speed Stumpjumper ST Expert 29 Stumpjumper ST Expert 27.5 Stumpjumper ST LTD Downieville Carbon 29
Price (USD)201020104520500050006220
Rear Travel (mm)120130120120130130
Front Travel (mm)110110130130130140
Head Tube Angle66.565.567.567.566.567
Seat Tube Angle74.57575.575.57675
Wheel Size (in)------
Max Tire Width (in)------
Component Group------
Frame MaterialAlloyAlloy
Weight (kgs)------
Components for each model of the Specialized Stumpjumper ST comes with.
ComponentStumpjumper ST Alloy 29Stumpjumper ST Alloy 27.5Stumpjumper ST Comp Carbon 29 - 12-speedStumpjumper ST Expert 29Stumpjumper ST Expert 27.5Stumpjumper ST LTD Downieville Carbon 29
Rear ShockX-Fusion 02 Pro RL, Rx Trail Tune, rebound adjust, lockout 190x42.5mmX-Fusion 02 Pro RL, Rx Trail Tune, rebound adjust, lockout 190x42.5mmFOX FLOAT DPS Performance, Rx Trail Tune, rebound and 3-position compression adjust, 190x42.5mmRockShox Deluxe RT3, Rx Trail Tune, rebound & 3-position compression adjust, 190x42.5mmRockShox Deluxe RT3, Rx Trail Tune, rebound & 3-position compression adjust, 190x42.5mmRockShox Super Deluxe Select Plus, Rx Trail Tune, 3-position low-speed compression adjust, rebound adjust, 190x45mm
ForkRockShox Recon RL, Motion Control damper with low-speed compression to lockout, 51mm offset, rebound adjust, 15x110mm Boost™ Maxle® Lite thru-axle, 130mm of travelRockShox Recon RL, Motion Control damper with low-speed compression to lockout, 51mm offset, rebound adjust, 15x110mm Boost™ Maxle® Lite thru-axle, 130mm of travelFOX FLOAT Rhythm 34, GRIP Damper, 51mm offset, 2-position sweep adjust, 15x110mm, tapered alloy steerer, 130mm of travelRockShox Pike RC, DebonAir, rebound / low-speed compression adjust, tapered steerer, 51mm offset, 15mm Maxle® Stealth thru-axle, 15x110mm Boost™, 130mm of travelRockShox Pike RC, DebonAir, rebound / low-speed compression adjust, tapered steerer, 51mm offset, 15mm Maxle® Stealth thru-axle, 15x110mm Boost™, 130mm of travelRockShox Lyrik Select Plus, DebonAir, rebound adjust, low-speed compression adjust, tapered steerer, 51mm offset, 15mm Maxle® Stealth thru-axle, 15x110mm Boost™, 140mm of travel
TiresF: Specialized Eliminator GRID Trail 29x2.3 R: Specialized Purgatory Grid Trail 2.3x29F: Specialized Purgatory Grid Trail 2.3x29 R: Specialized Purgatory Grid Trail 2.3x29F: Specialized Butcher Grid Trail 29x2.3 R: Specialized Purgatory Grid Trail 2.3x29F: Specialized Butcher Grid Trail 29x2.3 R: Specialized Purgatory Grid Trail 2.3x29F: Specialized Butcher Grid Trail 29x2.3 R: Specialized Purgatory Grid Trail 2.3x29F: Specialized Butcher Grid Trail 29x2.3 R:
WheelsetHubs: Specialized Front 110x15, Specialized Rear 12x148 Rims: Specialized Double-wall alloyHubs: Specialized Front 110x15, Specialized Rear 12x148 Rims: Specialized Double-wall alloyHubs: Specialized Front 110x15, Specialized Rear 12x148 Rims: Roval Traverse 29Hubs: Specialized Front 110x15, Specialized Rear 12x148 Rims: Roval Traverse Carbon 29Hubs: Specialized Front 110x15, Specialized Rear 12x148 Rims: Roval Traverse Carbon 27.5Hubs: Roval Traverse, Roval Traverse R Rims: Roval Traverse 29
BrakesTektro Gemini Comp null pistonsTektro Gemini Comp null pistonsSRAM Guide R 4 pistonsSRAM Guide R 4 pistonsSRAM Guide R 4 pistonsMagura MT5 4 pistons
RotorsF: SRAM 200 R: SRAM 180F: SRAM 200 R: SRAM 180F: SRAM 200 R: SRAM 180F: SRAM 200 R: SRAM 180F: SRAM 200 R: SRAM 180F: SRAM 200 R: SRAM 180
StemSpecialized 3-D Forged AlloySpecialized 3-D Forged AlloySpecialized TrailSpecialized TrailSpecialized TrailSpecialized Trail
HandlebarsSpecialized Trail 35x780Specialized Trail 35x780Specialized 6061 Alloy 780Specialized Trail 35x780Specialized Trail 35x780Specialized Trail 35x780
Shift LeversSRAM SX Eagle, trigger, 12-speedSRAM SX Eagle, trigger, 12-speedSRAM NX Eagle, trigger, 12-speedtrigger, 12-speed
GripsSpecialized Sip GripSpecialized Sip GripSpecialized Sip GripSpecialized Sip GripSpecialized Sip GripDeity Knuckleduster
SaddleSpecialized Body Geometry Myth 155 S, Body Geometry Henge 143 M/L/XL, steel railsSpecialized Body Geometry Myth 155 S, Body Geometry Henge 143 M/L/XL, steel railsBody Geometry Henge Comp, hollow Cr-Mo rails, 143mm
SeatpostTransX dropper, 34.9mm, S: 125mm, M/L/XL: 150mm TravelTransX dropper, 34.9mm, S: 125mm, M/L/XL: 150mm TravelCommand Post IRcc, 16-position micro-height adjustable, two-bolt head, bottom mount cable routing, remote SRL lever, 34.9mm, S: 130mm, M/L/XL: 160mm of travelCommand Post IRcc, 16-position micro-height adjustable, two-bolt head, bottom mount cable routing, remote SRL lever, 34.9mm, S: 130mm, M/L/XL: 160mm of travel1X remote
Bottom BracketSRAM PowersplineSRAM PowersplineSRAM DUB, threaded BBSRAM GXPSRAM GXPSRAM DUB, BSA 73mm, Threaded
CassetteSRAM PG-1210 EagleSRAM PG-1210 EagleSRAM NX Eagle 11-50tSRAM GX EagleSRAM GX EagleSRAM XG-1275 Eagle 10-50t
ChainSRAM SX EagleSRAM SX EagleSRAM NX EagleSRAM GX EagleSRAM GX EagleSRAM GX Eagle
CranksetSRAM SX Eagle, Powerspline, 170mm, steel?SRAM SX Eagle, Powerspline, 170mm, steel?SRAM SX Eagle, Powerspline, 170mm, steel?Truvativ Descendant, aluminum, Boost™ 148, 170mm crankarm, 24mm spindleTruvativ Descendant, aluminum, Boost™ 148, 170mm crankarm, 24mm spindleSRAM Decsendant Carbon, Boost™ 148, DUB, 170mm crankarm
Rear DerailleurSRAM SX EagleSRAM SX EagleSRAM NX EagleSRAM GX EagleSRAM GX EagleSRAM X01 Eagle
PedalsSpecialized DirtSpecialized DirtSpecialized Dirt
Geometry numbers for each Specialized Stumpjumper ST, the fit, feel, & handling.
Geometry Stumpjumper ST Alloy 29 Stumpjumper ST Alloy 27.5 Stumpjumper ST Comp Carbon 29 - 12-speed Stumpjumper ST Expert 29 Stumpjumper ST Expert 27.5 Stumpjumper ST LTD Downieville Carbon 29
SizeMDMDMDMDMDMD
Crank Length (mm)170170170170170170
Stem Length (mm)505045404040
Seatpost Length (mm)456456438429429150
Saddle Width (mm)143143143143143143
Handlebar Width (mm)780780780780780780
Reach (mm)425435435435444430
Top Tube Length (mm)597595592592591594
Stack (mm)619596607607590611
Wheelbase (mm)117111791161116111701165
Chainstay Length (mm)437432437437432437
Front Center (mm)736748727727739730
BB Drop (mm)332139392836
BB Height (mm)341336333333325336
Head Tube Angle (degrees)66.565.567.567.566.567
Seat Tube Angle (degrees)74.57575.575.57675
Head Tube Length (mm)100110959511095
Bike Standover Height (mm)762757743743735782
Fork Rake Offset (mm)514651514642
Fork Length (mm)560542540540522550
Fork Trail (mm)1071129999103103