Quiver

2016 Specialized Stumpjumper FSR 29 vs 2018 Specialized Fuse Sport 6Fattie/29

The Specialized Fuse Sport 6Fattie/29 size closest to your M is the M. Compare the M instead

What changes on the Specialized Fuse Sport 6Fattie/29

Compared with the Specialized Stumpjumper FSR 29 in M, the Specialized Fuse Sport 6Fattie/29 in L places the top of the head tube 19 mm higher and 18 mm further forward, relative to the bottom bracket. Its wheelbase is 3 mm longer, which can contribute to stability at speed.

Frame stack
+19 mm
Higher front end
Frame reach
+18 mm
Longer frame reach
Wheelbase
+3 mm
Longer: steadier at speed
Head angle
+1.0°
Steeper: sharper steering
Chainstays
−2 mm
About the same

The two frames

2016 Specialized Stumpjumper FSR 29 (M) and 2018 Specialized Fuse Sport 6Fattie/29 (L), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Stumpjumper FSR 29 is drawn in full with its measurements, and the Specialized Fuse Sport 6Fattie/29 is the colored outline on top.J 1143

Specialized Stumpjumper FSR 29, MSpecialized Fuse Sport 6Fattie/29, LDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Stumpjumper FSR 29 MSpecialized Fuse Sport 6Fattie/29 LDifference
Reach417435mm+18 mm
Stack617636mm+19 mm
Head tube angle67.568.5°+1.0°
Seat tube angle7473°−1.0°
Effective top tube594629mm+35 mm
Chainstay length437435mm−2 mm
Wheelbase11431146mm+3 mm
BB drop36not listed
BB height336317mm−19 mm
Standover757808mm+51 mm
Seat tube length430460mm+30 mm
Fork length551520mm−31 mm
Head tube length95115mm+20 mm

Differences are the Specialized Fuse Sport 6Fattie/29 minus the Specialized Stumpjumper FSR 29. Full charts: 2016 Specialized Stumpjumper FSR 29, 2018 Specialized Fuse Sport 6Fattie/29.

Where each sits in its class

Specialized Stumpjumper FSR 29Specialized Fuse Sport 6Fattie/29

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartSpecialized Stumpjumper FSR 29S-Works 29Specialized Fuse Sport 6Fattie/29Sport 6Fattie/29
ForkRockShox Pike RCT3 29SR Suntour XCR
Rear shockFox FLOAT CTD Factorynot listed
ShifterSRAM XX1SRAM X5
DerailleurSRAM XX1SRAM GX
CassetteSRAM XX1not listed
ChainSRAM PC-XX1SRAM PC-1031
CranksetS Works FACT carbonSRAM NX
Bottom bracketSRAM PF30not listed
TireSpecialized Butcher Control, Specialized Purgatory ControlSpecialized Ground Control
HubRoval Traverse SLSpecialized Stout 110, Specialized Stout 141
RimRoval Traverse SL 29Specialized Stout 38 27.5
BrakeShimano XTRTektro Gemini
HandlebarSpecialized FACT carbonSpecialized Stout
StemSyntace F109not listed
GripsSpecialized Sip GripSpecialized Sip Grip
HeadsetSpecialized Hella Flushnot listed
Dropper postSpecialized Command Post IRccnot listed
SeatpostSpecialized Command Post IRccnot listed
SaddleSpecialized Henge ExpertSpecialized Henge Sport

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet