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Specialized2018

2018 Specialized Stumpjumper Men's Comp Alloy 29

Trail

The 2018 Specialized Stumpjumper Men's Comp Alloy 29 sits at the upright end of the range for a trail bike. Reach 405 to 470 mm, stack 619 to 656 mm. The Stumpjumper Men's Comp Alloy 29 build comes with Shimano XT shifting and Specialized Butcher tires.

Source: specialized.com. Checked .

Key facts

Model year
2018
Type
Trail
Geometry labels
S, M, L, and XL
Drivetrain
Shimano XT
Geometry
Complete for every size
Source
specialized.com
Checked

Geometry by size

2018 Specialized Stumpjumper Men's Comp Alloy 29 geometry drawing, size MSide view of the 2018 Specialized Stumpjumper Men's Comp Alloy 29 frame in size M, drawn to scale from its published geometry, with lettered dimension lines.J 1171A 425mmB 619mmJ 1171mmH 437mmK 33mmC 597mmD 66.5°E 74.5°F 100mmG 410mmN 341mmL 762mmM 560mm
Geometry drawing, size M, to scale.
2018 Specialized Stumpjumper Men's Comp Alloy 29 geometry by size
MeasurementSMLXL
Reach(mm)405425445470
Stack(mm)619619642656
Head tube angle(°)66.566.566.566.5
Seat tube angle(°)74.874.574.173.7
Effective top tube(mm)573597628662
Chainstay length(mm)437437437437
Wheelbase(mm)1151117112011232
BB drop(mm)33333333
BB height(mm)341341341341
Standover(mm)756762775776
Seat tube length(mm)380410455505
Fork length(mm)560560560560
Head tube length(mm)100100125140

Stock build

15 parts

Suspension

Fox FLOAT 34 Rhythm
ForkFrom the manufacturer: Wheel size 29From the manufacturer: Front axle / spacing 15x110 (Boost)From the manufacturer: Offset 51mm
Fox Float DPS Performance
Rear shockFrom the manufacturer: Eye-to-eye length 210mmFrom the manufacturer: Stroke 50mm

Drivetrain

Shimano SLX
ShifterFrom the manufacturer: Speeds 11
Shimano XT
DerailleurFrom the manufacturer: Speeds 11
Shimano SLX
CassetteFrom the manufacturer: Speeds 12From the manufacturer: Range 11-46
KMC X-11
ChainFrom the manufacturer: Speeds 11
CranksetFrom the manufacturer: Chainring interface CinchFrom the manufacturer: Spindle / BB interface Cinch

Wheels & Tires

TireFrom the manufacturer: Wheel size 29From the manufacturer: Width 2.6From the manufacturer: Bead FoldingFrom the manufacturer: Tubeless ready 2Bliss ReadyWeight ~1060 g
TireFrom the manufacturer: Wheel size 29From the manufacturer: Width 2.6From the manufacturer: Tubeless ready 2Bliss Ready

Brakes

Shimano SLX
BrakeFrom the manufacturer: Piston count 4

Cockpit

Seatpost & Saddle

Dropper post
SeatpostFrom the manufacturer: Material AluminumFrom the manufacturer: Clamp style Two-Bolt

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Quick answers

Which size or configuration labels have geometry for the 2018 Specialized Stumpjumper Men's Comp Alloy 29?
Geometry is listed for S, M, L, and XL.
What are the reach and stack of the 2018 Specialized Stumpjumper Men's Comp Alloy 29 in size L?
In size L, reach is 445 mm and stack is 642 mm.
What is the head tube angle of the 2018 Specialized Stumpjumper Men's Comp Alloy 29?
The head tube angle is 66.5 degrees in every size.
What does the 2018 Specialized Stumpjumper Men's Comp Alloy 29 ship with?
The stock build includes Fox FLOAT 34 Rhythm, Shimano SLX, Specialized Butcher, and Shimano SLX.
Which years of the Specialized Stumpjumper are on Quiver?
Quiver has the Specialized Stumpjumper for 2018, 2024, 2023, 2022, 2021, 2020, 2019, 2016, 2015, 2014, 2012, 2011, 2010, 2009, 2008, 2007, and 2006.

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