2020 Specialized Bicycles Fuse M4 Frameset
- Category
- Hardtail Trail MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Aluminum
- Suspension
- 130mm fork travel
- Features
- Disc brake, Single-speed capable
Somewhat 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 | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average 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 |
Geometry
XS | S | M | L | XL | |
Stack | 625mm | 625mm | 625mm | 639mm | 652mm |
Reach | 400mm | 420mm | 440mm | 460mm | 480mm |
Stack to Reach Ratio | 1.56:1 | 1.49:1 | 1.42:1 | 1.39:1 | 1.36:1 |
Seat Tube Length, C-T | 340mm | 375mm | 410mm | 455mm | 505mm |
Top Tube Length, Effective/Horizontal HT Top | 579mm | 599mm | 619mm | 643mm | 667mm |
Top Tube Slope | 31.1deg | 26.8deg | 22.7deg | 19deg | 15.1deg |
Head Tube Angle | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg | 74deg |
Head Tube Length | 95mm | 95mm | 95mm | 110mm | 125mm |
Bottom Bracket Drop | 60mm | 60mm | 60mm | 60mm | 60mm |
Bottom Bracket Height | 317mm | 317mm | 317mm | 317mm | 317mm |
Chainstay Length | 420mm | 420mm | 420mm | 420mm | 420mm |
Chainstay Length Max | 435mm | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 415.7mm | 415.7mm | 415.7mm | 415.7mm | 415.7mm |
Chainstay Length Horizontal Max | 430.8mm | 430.8mm | 430.8mm | 430.8mm | 430.8mm |
Front-Center | 698mm | 718mm | 738mm | 764mm | 790mm |
Front-Center Horizontal | 706.3mm | 726.3mm | 746.3mm | 772.3mm | 798.3mm |
Wheelbase | 1122mm | 1142mm | 1162mm | 1188mm | 1214mm |
Wheelbase Max | 1137.2mm | 1157.2mm | 1177.2mm | 1203.2mm | 1229.2mm |
Fork Offset/Rake | 46mm | 46mm | 46mm | 46mm | 46mm |
Fork Length (Axle-To-Crown) | 540mm | 540mm | 540mm | 540mm | 540mm |
Trail | 113.8mm very high | 113.8mm very high | 113.8mm very high | 113.8mm very high | 113.8mm very high |
Mechanical Trail | 104.3mm | 104.3mm | 104.3mm | 104.3mm | 104.3mm |
Wheel Flop | 41.6mm | 41.6mm | 41.6mm | 41.6mm | 41.6mm |
Standover Height | 727mm | 747mm | 750mm | 754mm | 793mm |
Tire to Pedal Spindle | 151mm 170 mm cranks | 171mm 170 mm cranks | 191mm 170 mm cranks | 217mm 170 mm cranks | 243mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 147mm 170 mm cranks | 147mm 170 mm cranks | 147mm 170 mm cranks | 147mm 170 mm cranks | 147mm 170 mm cranks |
M4 Frameset Build
XS | S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.6in | 2.6in | 2.6in | 2.6in | 2.6in |
Tire Width Max | 2.6in | 2.6in | 2.6in | 2.6in | 2.6in |
Tire Outer Diameter | 754.1mm | 754.1mm | 754.1mm | 754.1mm | 754.1mm |
Bike Length with Tires | 1876.1mm | 1896.1mm | 1916.1mm | 1942.1mm | 1968.1mm |
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
Hardtail Trail MTBSource:https://www.specialized.com/us/en/fuse-m4-frameset/p/171186?color=263260-171186