2021 Trek Bikes Slash 8
- Design
- Flat Bar, Full suspension
- Frame
- Aluminum
- Suspension
- 170mm fork travel
- Features
- Disc brake
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 | 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
S | M | ML | L | XL | |
Stack | 621mm | 622mm | 626mm | 635mm | 658mm |
Reach | 425mm | 450mm | 469mm | 486mm | 516mm |
Stack to Reach Ratio | 1.46:1 | 1.38:1 | 1.33:1 | 1.31:1 | 1.28:1 |
Seat Tube Length, C-T | 395mm | 420mm | 435mm | 450mm | 500mm |
Top Tube Length, Effective/Horizontal HT Top | 585mm | 610mm | 629mm | 649mm | 684mm |
Head Tube Angle | 64.1deg | 64.1deg | 64.1deg | 64.1deg | 64.1deg |
Effective Seat Tube Angle, Unknown | 75.6deg | 75.6deg | 75.6deg | 75.6deg | 75.6deg |
Head Tube Length | 100mm | 100mm | 105mm | 115mm | 140mm |
Bottom Bracket Drop | 29mm | 29mm | 29mm | 29mm | 29mm |
Bottom Bracket Height | 345.5mm | 345.5mm | 345.5mm | 345.5mm | 345.5mm |
Chainstay Length | 437mm | 437mm | 437mm | 437mm | 437mm |
Chainstay Length Horizontal | 436mm | 436mm | 436mm | 436mm | 436mm |
Front-Center | 761.5mm | 786.5mm | 807.5mm | 828.5mm | 869.5mm |
Front-Center Horizontal | 761mm | 786mm | 807mm | 828mm | 869mm |
Wheelbase | 1197mm | 1222mm | 1243mm | 1264mm | 1305mm |
Fork Offset/Rake | 43.6mm | 43.2mm | 43.3mm | 42.9mm | 42.8mm |
Trail | 133.3mm very high | 133.8mm very high | 133.8mm very high | 134.1mm very high | 134.3mm very high |
Mechanical Trail | 120mm | 120.4mm | 120.3mm | 120.7mm | 120.8mm |
Wheel Flop | 52.4mm | 52.6mm | 52.6mm | 52.7mm | 52.8mm |
Tire to Pedal Spindle | 217mm 170 mm cranks | 242mm 170 mm cranks | 263mm 170 mm cranks | 284mm 170 mm cranks | 325mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 175.5mm 170 mm cranks | 175.5mm 170 mm cranks | 175.5mm 170 mm cranks | 175.5mm 170 mm cranks | 175.5mm 170 mm cranks |
8 Build
S | M | ML | 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 | 2.5in | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 749mm | 749mm | 749mm | 749mm | 749mm |
Bike Length with Tires | 1946mm | 1971mm | 1992mm | 2013mm | 2054mm |
Published Sizing Recommendations
Height | 153 cm to 166.5 cm | 161 cm to 172 cm | 165.5 cm to 179 cm | 177 cm to 188 cm | 186 cm to 196 cm |
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 All-mountain/Enduro MTBSource:https://www.trekbikes.com/us/en_US/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/slash/slash-8/p/32993/