2020 Specialized

S-Works Stumpjumper SRAM AXS 29

A 29″ carbon frame full suspension trail bike with ultra high-end components.

Manufacturer Price

$10,520
FrameCarbon
SuspensionFull, 140 / 150mm
ForkRockShox Pike Ultimate
ShockRockShox Super Deluxe Ultimate
Wheels29″ Carbon
Drivetrain1 × 12 Electronic
GroupsetXX1 Eagle AXS, X01 Eagle AXS
BrakesHydraulic Disc
SeatpostDropper
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
S-Works Stumpjumper SRAM AXS 29
Other Trail bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

26 mph

S-Works Stumpjumper SRAM AXS 29

26 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

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Reviews
Beta
The Beta Tests: Specialized Stumpjumper S-Works

Mar 2021 · Simon Stewart

More Epic than Enduro, this new Stumpjumper is a thoroughbred speed machine.

Highs
  • Lively and responsive

  • Precise handling

  • Lightweight

Lows
  • Not as versatile as previous Stumpjumpers

  • Unforgiving of poor setup

  • Flex stays only available on carbon models

Read Review

Revolution Mountain Bike Magazine
[R]eviewed // Specialized Stumpjumper Evo Expert

Mar 2021 · Blake Nielsen

‘Total control, unparalleled bump-eating suspension, and a fine-tunable geometry are hallmarks of the all-new Stumpjumper EVO Expert. ‘ Lofty words from Specialized to say the least! Long time [R] tester Blake Nielsen got his hands dirty onboard their new Swiss Army knife of bikes on everything he could, from home trails to Thredbo. Read on! Reviewer // Blake Nielsen   Photos // Matt Staggs Let’s start nice and easy with your first impression of the Evo once it arrived at [R]evo’s […]

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off.road.cc
2021 Specialized Stumpjumper Expert review

Dec 2020

The 2021 Specialized Stumpjumper Expert is a completely refreshed model with updated geometry and – on the carbon models – a new suspension platform with flex stays instead of a lower pivot. In this spec it's an incredible all rounder, though the price is undeniably steep. I guess you do get SWAT, though...

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Freehub
Bike Review | 2021 Specialized Stumpjumper Expert

Nov 2020 · Spencer Johnson

The moment that Specialized revamped its venerated Stumpjumper for 2021, I was chomping at the bit to see what the redesigned trail bike was all about. My first introduction was to the Stumpjumper EVO Expert, a rowdy all-rounder that I absolutely loved. So, when I got a chance to test its sibling, the Stumpjumper Expert, I was eager to find out how it stacked up against the EVO. I had a hard time concealing my curiosity when I noticed that the Stumpjumper Expert was missing Specialized’s signature FSR suspension design. To save weight, the bike’s designers opted for a lightweight flex stay rather than the traditional chainstay pivot point. I was so keen to try it out that I immediately took it on a few small hot laps on the “test track” outside my apartment, which is, no joke, a stump I love to jump. I immediately knew the Stumpjumper Expert was ready for some of Galbraith Mountain’s rowdiest trails. Most of my favorite rides involve an hour or more of climbing before a quick, high-speed descent. So, as one could expect, I have a soft spot for bikes that climb exceptionally well. The new Stumpjumper Expert made my time climbing a joy. The kinematics of the 130-millimeter rear shock helped to keep the momentum moving forward, regardless of whether I was pedaling in or out of the saddle. I never felt the need to reach down and flip into “climb” mode on the Fox Float DPS Performance Elite shock while climbing. The suspension showed an excellent mix of traction-generating squish, while also delivering some zippy acceleration—something that was accentuated by the Specialized Purgatory rear tire. The seat angle was just steep enough to keep the bike balanced on steep, punchy climbs, even while seated.

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NSMB
2021 Specialized Stumpjumper

Oct 2020

The latest Stumpjumper is less an overhaul and more an evolution but t's still been subject to many updates including a step away from the Horst Link suspension design we're used to seeing on the Stumpjumper model.

Read Review

VeloNews
Specialized Stumpjumper — the lightest ever — rips the trails again

Oct 2020 · VeloNews.com

Specialized completely overhauls one of the most venerable mountain bike models, with alloy or carbon models to flatten trails and singletrack.

Read Review

Vital MTB
2021 Specialized Stumpjumper S-Works

Oct 2020 · BHowell

Massive geometry and size updates along with a new suspension character bring the feature-rich Stumpjumper into the limelight.

Read Review

Bike Perfect
Specialized Stumpjumper Evo Expert review

Oct 2020 · Guy Kesteven

Specialized’s Stumpjumper Evo Expert is a lightweight carbon daily driver with downhill geometry, but does that work on the trail?

Highs
  • Rad-to-mad geo and shock adjustment

  • Excellent suspension control

  • On-point frame feel

  • Decent weight

  • SWAT

  • Practical, protective details

  • Sorted kit package

  • Full size range

Lows
  • Power phase is soft in open mode

  • S-Works frame is a lot more cash for just a 35g weight saving

  • Tires are dry biased

  • Shorter stem please

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

FACT 11m carbon chassis and rear-end, asymmetrical design, 29 Trail Geometry, SWAT™ Door integration, threaded BB, fully enclosed internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 140mm of travel

BB StandardBSA, 73mm, Threaded

Fork

RockShox Pike Ultimate, DebonAir, rebound adjust, independent high and low-speed compression adjust, tapered steerer, 51mm offset, 15mm Maxle® Stealth thru-axle, 15x110mm Boost™, 150mm of travel

Travel150mm

Spring TypeAir

Shock

RockShox Super Deluxe Ultimate, Rx Trail Tune, 3-position low-speed compression adjust, rebound adjust, 210x50mm

Travel140mm

Spring TypeAir

Bottom Bracket

SRAM DUB, BSA 73mm, Threaded

Stem

Deity Copperhead, 31.8mm

Handlebar

Specialized Trail, FACT Carbon, 6-degree upsweep, 8-degree backsweep, 27mm rise, 780mm, 31.8mm

Saddle

Body Geometry Myth 155 S, Body Geometry Henge 143 M/L/XL, hollow ti rails

Seatpost

RockShox Reverb AXS, 30.9mm, S: 125, M:150, L/XL: 170mm

TypeDropper

Grips

Deity, Knuckleduster, Black

Groupset
Rear Derailleur

SRAM XX1 Eagle AXS

Crank

SRAM X01 Eagle, DUB, 170mm, 30T, 30T

Shifters

SRAM AXS Eagle Controller

Cassette

SRAM XG-1299 Eagle, 10-50t

Chain

SRAM XX1

Brakes

Front: SRAM Code RSC, 4-piston caliper, hydraulic disc, 200mm, Rear: SRAM Code RSC, 4-piston caliper, hydraulic disc, 200mm

TypeHydraulic Disc

Wheels
Rims

Roval Traverse SL Carbon 29, hookless carbon, 30mm inner width, hand-built, 2Bliss Ready

Spokes

DT Competition Race

Front Hub

Roval Traverse SL, sealed cartridge bearings, 15mm thru-axle, 110mm spacing, 28h

Rear Hub

Roval Traverse SL, DT Swiss Star Ratchet, 54t engagement, SRAM XD driver body, 12mm thru-axle, 148mm spacing, 28h

Tires

Front: Butcher, GRID TRAIL casing, GRIPTON® compound, 2Bliss Ready, 29x2.6", Rear: Eliminator, GRID TRAIL casing, GRIPTON® compound, 2Bliss Ready, 29x2.3"

Rider Notes
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Last updated October 9
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