2018 Stumpjumper Expert Specialized Bicycles Stumpjumper 6Fattie
- Category
- Full-suspension Trail MTB
- Design
- Flat Bar, Full suspension
- Frame
- Carbon/Composite
- Suspension
- 150mm fork travel, 140mm rear travel
- Features
- Disc brake
Very upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 618mm | 618mm | 646mm | 664mm |
Reach | 386mm | 413mm | 431mm | 457mm |
Stack to Reach Ratio | 1.6:1 | 1.5:1 | 1.5:1 | 1.45:1 |
Seat Tube Length, C-T | 396mm | 430mm | 468mm | 523mm |
Seat Tube Length, Effective Unknown | 390mm | 430mm | 430mm | 430mm |
Top Tube Length, Effective/Horizontal Center | 563mm | 590mm | 616mm | 648mm |
Top Tube Slope | 25.6deg | 21.1deg | 19.3deg | 15deg |
Head Tube Angle | 67deg | 67deg | 67deg | 67deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg |
Head Tube Length | 125mm | 145mm | 95mm | 95mm |
Bottom Bracket Drop | 33mm | 33mm | 33mm | 33mm |
Bottom Bracket Height | 330.1mm | 261.8mm | 261.8mm | 261.8mm |
Chainstay Length | 437mm | 437mm | 437mm | 437mm |
Chainstay Length Horizontal | 435.8mm | 435.8mm | 435.8mm | 435.8mm |
Front-Center | 687mm | 714mm | 744mm | 777mm |
Front-Center Horizontal | 686.3mm | 713.3mm | 743.3mm | 776.3mm |
Wheelbase | 1122mm | 1149mm | 1179mm | 1212mm |
Fork Offset/Rake | 47.8mm | 47.8mm | 47.9mm | 47.3mm |
Fork Length (Axle-To-Crown) | 560mm | 560mm | 560mm | 560mm |
Trail | 102.2mm very high | 73.2mm high | 73.1mm high | 73.7mm high |
Mechanical Trail | 94.1mm | 67.4mm | 67.3mm | 67.9mm |
Wheel Flop | 36.8mm | 26.3mm | 26.3mm | 26.5mm |
Standover Height | 754mm | 761mm | 770mm | 777mm |
Tire to Pedal Spindle | 153.9mm 170 mm cranks | 249.2mm 170 mm cranks | 279.2mm 170 mm cranks | 312.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 160.1mm 170 mm cranks | 91.8mm 170 mm cranks | 91.8mm 170 mm cranks | 91.8mm 170 mm cranks |
6Fattie Build
S | M | L | XL | |
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.8in | 2.8mm | 2.8mm | 2.8mm |
Tire Outer Diameter | 726.2mm | 589.6mm | 589.6mm | 589.6mm |
Bike Length with Tires | 1848.2mm | 1738.6mm | 1768.6mm | 1801.6mm |
Crank Length | 170mm | 170mm | 170mm | 170mm |
Handlebar Width | 780mm | 780mm | 780mm | 780mm |
Stem Length | 45mm | 60mm | 60mm | 60mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Full-suspension Trail MTBSource:https://www.specialized.com/us/en/stumpjumper-expert-296fattie/p/128892?color=239998-128892&searchText=93318-3303